From 50633f8f4e8d629e65d96f83abd9f99ca2cad463 Mon Sep 17 00:00:00 2001 From: Lorry Tar Creator Date: Tue, 26 Apr 2016 20:55:49 +0000 Subject: gzip-1.8 --- configure | 30340 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 30340 insertions(+) create mode 100755 configure (limited to 'configure') diff --git a/configure b/configure new file mode 100755 index 0000000..bf6c81f --- /dev/null +++ b/configure @@ -0,0 +1,30340 @@ +#! /bin/sh +# Guess values for system-dependent variables and create Makefiles. +# Generated by GNU Autoconf 2.69.147-5ad35 for gzip 1.8. +# +# Report bugs to . +# +# +# Copyright (C) 1992-1996, 1998-2015 Free Software Foundation, Inc. +# +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1 +then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +# The user is always right. +if ${PATH_SEPARATOR+false} :; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent editors from complaining about space-tab. +# (If _AS_PATH_WALK were called with IFS unset, it would disable word +# splitting by setting IFS to empty value.) +as_nl=' +' +export as_nl +IFS=" "" $as_nl" + +# Find who we are. Look in the path if we contain no directory separator. +as_myself= +case $0 in #(( + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + test -r "$as_dir$0" && as_myself=$as_dir$0 && break + done +IFS=$as_save_IFS + + ;; +esac +# We did not find ourselves, most probably we were run as `sh COMMAND' +# in which case we are not to be found in the path. +if test "x$as_myself" = x; then + as_myself=$0 +fi +if test ! -f "$as_myself"; then + printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 + exit 1 +fi + +# Unset variables that we do not need and which cause bugs (e.g. in +# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test \${$as_var+y} \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + +# Use a proper internal environment variable to ensure we don't fall + # into an infinite loop, continuously re-executing ourselves. + if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then + _as_can_reexec=no; export _as_can_reexec; + # We cannot yet assume a decent shell, so we have to provide a +# neutralization value for shells without unset; and this also +# works around shells that cannot unset nonexistent variables. +# Preserve -v and -x to the replacement shell. +BASH_ENV=/dev/null +ENV=/dev/null +(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV +case $- in # (((( + *v*x* | *x*v* ) as_opts=-vx ;; + *v* ) as_opts=-v ;; + *x* ) as_opts=-x ;; + * ) as_opts= ;; +esac +exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} +# Admittedly, this is quite paranoid, since all the known shells bail +# out after a failed `exec'. +printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2 +as_fn_exit 255 + fi + # We don't want this to propagate to other subprocesses. + { _as_can_reexec=; unset _as_can_reexec;} +if test "x$CONFIG_SHELL" = x; then + as_bourne_compatible="if test \${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1 +then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which + # is contrary to our usage. Disable this feature. + alias -g '\${1+\"\$@\"}'='\"\$@\"' + setopt NO_GLOB_SUBST +else + case \`(set -o) 2>/dev/null\` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi +" + as_required="as_fn_return () { (exit \$1); } +as_fn_success () { as_fn_return 0; } +as_fn_failure () { as_fn_return 1; } +as_fn_ret_success () { return 0; } +as_fn_ret_failure () { return 1; } + +exitcode=0 +as_fn_success || { exitcode=1; echo as_fn_success failed.; } +as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; } +as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; } +as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; } +if ( set x; as_fn_ret_success y && test x = \"\$1\" ) +then : + +else + exitcode=1; echo positional parameters were not saved. +fi +test x\$exitcode = x0 || exit 1 +test -x / || exit 1" + as_suggested=" as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO + as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO + eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" && + test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1 +test \$(( 1 + 1 )) = 2 || exit 1" + if (eval "$as_required") 2>/dev/null +then : + as_have_required=yes +else + as_have_required=no +fi + if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null +then : + +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +as_found=false +for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + as_found=: + case $as_dir in #( + /*) + for as_base in sh bash ksh sh5; do + # Try only shells that exist, to save several forks. + as_shell=$as_dir$as_base + if { test -f "$as_shell" || test -f "$as_shell.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null +then : + CONFIG_SHELL=$as_shell as_have_required=yes + if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null +then : + break 2 +fi +fi + done;; + esac + as_found=false +done +IFS=$as_save_IFS +$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null +then : + CONFIG_SHELL=$SHELL as_have_required=yes +fi; } + + + if test "x$CONFIG_SHELL" != x +then : + export CONFIG_SHELL + # We cannot yet assume a decent shell, so we have to provide a +# neutralization value for shells without unset; and this also +# works around shells that cannot unset nonexistent variables. +# Preserve -v and -x to the replacement shell. +BASH_ENV=/dev/null +ENV=/dev/null +(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV +case $- in # (((( + *v*x* | *x*v* ) as_opts=-vx ;; + *v* ) as_opts=-v ;; + *x* ) as_opts=-x ;; + * ) as_opts= ;; +esac +exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"} +# Admittedly, this is quite paranoid, since all the known shells bail +# out after a failed `exec'. +printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2 +exit 255 +fi + + if test x$as_have_required = xno +then : + printf "%s\n" "$0: This script requires a shell more modern than all" + printf "%s\n" "$0: the shells that I found on your system." + if test ${ZSH_VERSION+y} ; then + printf "%s\n" "$0: In particular, zsh $ZSH_VERSION has bugs and should" + printf "%s\n" "$0: be upgraded to zsh 4.3.4 or later." + else + printf "%s\n" "$0: Please tell bug-autoconf@gnu.org and bug-gzip@gnu.org +$0: about your system, including any error possibly output +$0: before this message. Then install a modern shell, or +$0: manually run the script under such a shell if you do +$0: have one." + fi + exit 1 +fi +fi +fi +SHELL=${CONFIG_SHELL-/bin/sh} +export SHELL +# Unset more variables known to interfere with behavior of common tools. +CLICOLOR_FORCE= GREP_OPTIONS= +unset CLICOLOR_FORCE GREP_OPTIONS + +## --------------------- ## +## M4sh Shell Functions. ## +## --------------------- ## +# as_fn_unset VAR +# --------------- +# Portably unset VAR. +as_fn_unset () +{ + { eval $1=; unset $1;} +} +as_unset=as_fn_unset + +# as_fn_set_status STATUS +# ----------------------- +# Set $? to STATUS, without forking. +as_fn_set_status () +{ + return $1 +} # as_fn_set_status + +# as_fn_exit STATUS +# ----------------- +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context. +as_fn_exit () +{ + set +e + as_fn_set_status $1 + exit $1 +} # as_fn_exit + +# as_fn_mkdir_p +# ------------- +# Create "$as_dir" as a directory, including parents if necessary. +as_fn_mkdir_p () +{ + + case $as_dir in #( + -*) as_dir=./$as_dir;; + esac + test -d "$as_dir" || eval $as_mkdir_p || { + as_dirs= + while :; do + case $as_dir in #( + *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( + *) as_qdir=$as_dir;; + esac + as_dirs="'$as_qdir' $as_dirs" + as_dir=`$as_dirname -- "$as_dir" || +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$as_dir" : 'X\(//\)[^/]' \| \ + X"$as_dir" : 'X\(//\)$' \| \ + X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || +printf "%s\n" X"$as_dir" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + test -d "$as_dir" && break + done + test -z "$as_dirs" || eval "mkdir $as_dirs" + } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir" + + +} # as_fn_mkdir_p + +# as_fn_executable_p FILE +# ----------------------- +# Test if FILE is an executable regular file. +as_fn_executable_p () +{ + test -f "$1" && test -x "$1" +} # as_fn_executable_p +# as_fn_append VAR VALUE +# ---------------------- +# Append the text in VALUE to the end of the definition contained in VAR. Take +# advantage of any shell optimizations that allow amortized linear growth over +# repeated appends, instead of the typical quadratic growth present in naive +# implementations. +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null +then : + eval 'as_fn_append () + { + eval $1+=\$2 + }' +else + as_fn_append () + { + eval $1=\$$1\$2 + } +fi # as_fn_append + +# as_fn_arith ARG... +# ------------------ +# Perform arithmetic evaluation on the ARGs, and store the result in the +# global $as_val. Take advantage of shells that can avoid forks. The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null +then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + + +# as_fn_error STATUS ERROR [LINENO LOG_FD] +# ---------------------------------------- +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the +# script with STATUS, using 1 if that was 0. +as_fn_error () +{ + as_status=$1; test $as_status -eq 0 && as_status=1 + if test "$4"; then + as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4 + fi + printf "%s\n" "$as_me: error: $2" >&2 + as_fn_exit $as_status +} # as_fn_error + +if expr a : '\(a\)' >/dev/null 2>&1 && + test "X`expr 00001 : '.*\(...\)'`" = X001; then + as_expr=expr +else + as_expr=false +fi + +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi + +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then + as_dirname=dirname +else + as_dirname=false +fi + +as_me=`$as_basename -- "$0" || +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)' \| . 2>/dev/null || +printf "%s\n" X/"$0" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ + s//\1/ + q + } + /^X\/\(\/\/\)$/{ + s//\1/ + q + } + /^X\/\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + + + as_lineno_1=$LINENO as_lineno_1a=$LINENO + as_lineno_2=$LINENO as_lineno_2a=$LINENO + eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" && + test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || { + # Blame Lee E. McMahon (1931-1989) for sed's syntax. :-) + sed -n ' + p + /[$]LINENO/= + ' <$as_myself | + sed ' + s/[$]LINENO.*/&-/ + t lineno + b + :lineno + N + :loop + s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/ + t loop + s/-\n.*// + ' >$as_me.lineno && + chmod +x "$as_me.lineno" || + { printf "%s\n" "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; } + + # If we had to re-execute with $CONFIG_SHELL, we're ensured to have + # already done that, so ensure we don't try to do so again and fall + # in an infinite loop. This has already happened in practice. + _as_can_reexec=no; export _as_can_reexec + # Don't try to exec as it changes $[0], causing all sort of problems + # (the dirname of $[0] is not the place where we might find the + # original and so on. Autoconf is especially sensitive to this). + . "./$as_me.lineno" + # Exit status is that of the last command. + exit +} + +ECHO_C= ECHO_N= ECHO_T= +case `echo -n x` in #((((( +-n*) + case `echo 'xy\c'` in + *c*) ECHO_T=' ';; # ECHO_T is single tab character. + xy) ECHO_C='\c';; + *) echo `echo ksh88 bug on AIX 6.1` > /dev/null + ECHO_T=' ';; + esac;; +*) + ECHO_N='-n';; +esac + +rm -f conf$$ conf$$.exe conf$$.file +if test -d conf$$.dir; then + rm -f conf$$.dir/conf$$.file +else + rm -f conf$$.dir + mkdir conf$$.dir 2>/dev/null +fi +if (echo >conf$$.file) 2>/dev/null; then + if ln -s conf$$.file conf$$ 2>/dev/null; then + as_ln_s='ln -s' + # ... but there are two gotchas: + # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. + # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. + # In both cases, we have to default to `cp -pR'. + ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || + as_ln_s='cp -pR' + elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln + else + as_ln_s='cp -pR' + fi +else + as_ln_s='cp -pR' +fi +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file +rmdir conf$$.dir 2>/dev/null + +if mkdir -p . 2>/dev/null; then + as_mkdir_p='mkdir -p "$as_dir"' +else + test -d ./-p && rmdir ./-p + as_mkdir_p=false +fi + +as_test_x='test -x' +as_executable_p=as_fn_executable_p + +# Sed expression to map a string onto a valid CPP name. +as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" + +# Sed expression to map a string onto a valid variable name. +as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" + + +test -n "$DJDIR" || exec 7<&0 &1 + +# Name of the host. +# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status, +# so uname gets run too. +ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q` + +# +# Initializations. +# +ac_default_prefix=/usr/local +ac_clean_files= +ac_config_libobj_dir=. +LIBOBJS= +cross_compiling=no +subdirs= +MFLAGS= +MAKEFLAGS= + +# Identity of this package. +PACKAGE_NAME='gzip' +PACKAGE_TARNAME='gzip' +PACKAGE_VERSION='1.8' +PACKAGE_STRING='gzip 1.8' +PACKAGE_BUGREPORT='bug-gzip@gnu.org' +PACKAGE_URL='' + +ac_unique_file="gzip.c" +# Factoring default headers for most tests. +ac_includes_default="\ +#include +#include +#include +#include +#ifdef HAVE_SYS_TYPES_H +# include +#endif +#ifdef HAVE_SYS_STAT_H +# include +#endif +#ifdef HAVE_STRINGS_H +# include +#endif +#ifdef HAVE_INTTYPES_H +# include +#endif +#ifdef HAVE_STDINT_H +# include +#endif +#ifdef HAVE_UNISTD_H +# include +#endif" + +ac_header_list= +gl_use_threads_default= +ac_func_list= +gl_getopt_required=POSIX +gl_getopt_required=POSIX +ac_subst_vars='gltests_LTLIBOBJS +gltests_LIBOBJS +gl_LTLIBOBJS +gl_LIBOBJS +CONFIG_INCLUDE +am__EXEEXT_FALSE +am__EXEEXT_TRUE +LTLIBOBJS +ASFLAGS_config +LIBOBJS +ASCPPFLAGS +ASCPPPOST +GNULIB_WARN_CFLAGS +WARN_CFLAGS +WERROR_CFLAGS +LIBGZIP_LTLIBDEPS +LIBGZIP_LIBDEPS +gltests_WITNESS +HAVE_WINT_T +NEXT_AS_FIRST_DIRECTIVE_WCHAR_H +NEXT_WCHAR_H +REPLACE_WCSWIDTH +REPLACE_WCWIDTH +REPLACE_WCSNRTOMBS +REPLACE_WCSRTOMBS +REPLACE_WCRTOMB +REPLACE_MBSNRTOWCS +REPLACE_MBSRTOWCS +REPLACE_MBRLEN +REPLACE_MBRTOWC +REPLACE_MBSINIT +REPLACE_WCTOB +REPLACE_BTOWC +REPLACE_MBSTATE_T +HAVE_DECL_WCWIDTH +HAVE_DECL_WCTOB +HAVE_WCSWIDTH +HAVE_WCSTOK +HAVE_WCSSTR +HAVE_WCSPBRK +HAVE_WCSSPN +HAVE_WCSCSPN +HAVE_WCSRCHR +HAVE_WCSCHR +HAVE_WCSDUP +HAVE_WCSXFRM +HAVE_WCSCOLL +HAVE_WCSNCASECMP +HAVE_WCSCASECMP +HAVE_WCSNCMP +HAVE_WCSCMP +HAVE_WCSNCAT +HAVE_WCSCAT +HAVE_WCPNCPY +HAVE_WCSNCPY +HAVE_WCPCPY +HAVE_WCSCPY +HAVE_WCSNLEN +HAVE_WCSLEN +HAVE_WMEMSET +HAVE_WMEMMOVE +HAVE_WMEMCPY +HAVE_WMEMCMP +HAVE_WMEMCHR +HAVE_WCSNRTOMBS +HAVE_WCSRTOMBS +HAVE_WCRTOMB +HAVE_MBSNRTOWCS +HAVE_MBSRTOWCS +HAVE_MBRLEN +HAVE_MBRTOWC +HAVE_MBSINIT +HAVE_BTOWC +GNULIB_WCSWIDTH +GNULIB_WCSTOK +GNULIB_WCSSTR +GNULIB_WCSPBRK +GNULIB_WCSSPN +GNULIB_WCSCSPN +GNULIB_WCSRCHR +GNULIB_WCSCHR +GNULIB_WCSDUP +GNULIB_WCSXFRM +GNULIB_WCSCOLL +GNULIB_WCSNCASECMP +GNULIB_WCSCASECMP +GNULIB_WCSNCMP +GNULIB_WCSCMP +GNULIB_WCSNCAT +GNULIB_WCSCAT +GNULIB_WCPNCPY +GNULIB_WCSNCPY +GNULIB_WCPCPY +GNULIB_WCSCPY +GNULIB_WCSNLEN +GNULIB_WCSLEN +GNULIB_WMEMSET +GNULIB_WMEMMOVE +GNULIB_WMEMCPY +GNULIB_WMEMCMP +GNULIB_WMEMCHR +GNULIB_WCWIDTH +GNULIB_WCSNRTOMBS +GNULIB_WCSRTOMBS +GNULIB_WCRTOMB +GNULIB_MBSNRTOWCS +GNULIB_MBSRTOWCS +GNULIB_MBRLEN +GNULIB_MBRTOWC +GNULIB_MBSINIT +GNULIB_WCTOB +GNULIB_BTOWC +HAVE_UNISTD_H +NEXT_AS_FIRST_DIRECTIVE_UNISTD_H +NEXT_UNISTD_H +UNISTD_H_DEFINES_STRUCT_TIMESPEC +PTHREAD_H_DEFINES_STRUCT_TIMESPEC +SYS_TIME_H_DEFINES_STRUCT_TIMESPEC +TIME_H_DEFINES_STRUCT_TIMESPEC +NEXT_AS_FIRST_DIRECTIVE_TIME_H +NEXT_TIME_H +REPLACE_LOCALTIME +REPLACE_GMTIME +REPLACE_TIMEGM +REPLACE_NANOSLEEP +REPLACE_MKTIME +REPLACE_LOCALTIME_R +HAVE_TIMEGM +HAVE_STRPTIME +HAVE_NANOSLEEP +HAVE_DECL_LOCALTIME_R +GNULIB_TIME_RZ +GNULIB_TIME_R +GNULIB_TIMEGM +GNULIB_STRPTIME +GNULIB_NANOSLEEP +GNULIB_MKTIME +NEXT_AS_FIRST_DIRECTIVE_STRING_H +NEXT_STRING_H +NEXT_AS_FIRST_DIRECTIVE_STDLIB_H +NEXT_STDLIB_H +NEXT_AS_FIRST_DIRECTIVE_STDIO_H +NEXT_STDIO_H +GL_GENERATE_STDINT_H_FALSE +GL_GENERATE_STDINT_H_TRUE +STDINT_H +WINT_T_SUFFIX +WCHAR_T_SUFFIX +SIG_ATOMIC_T_SUFFIX +SIZE_T_SUFFIX +PTRDIFF_T_SUFFIX +HAVE_SIGNED_WINT_T +HAVE_SIGNED_WCHAR_T +HAVE_SIGNED_SIG_ATOMIC_T +BITSIZEOF_WINT_T +BITSIZEOF_WCHAR_T +BITSIZEOF_SIG_ATOMIC_T +BITSIZEOF_SIZE_T +BITSIZEOF_PTRDIFF_T +HAVE_SYS_BITYPES_H +HAVE_SYS_INTTYPES_H +HAVE_STDINT_H +NEXT_AS_FIRST_DIRECTIVE_STDINT_H +NEXT_STDINT_H +HAVE_SYS_TYPES_H +HAVE_INTTYPES_H +HAVE_WCHAR_H +HAVE_UNSIGNED_LONG_LONG_INT +HAVE_LONG_LONG_INT +NEXT_AS_FIRST_DIRECTIVE_STDDEF_H +NEXT_STDDEF_H +GL_GENERATE_STDDEF_H_FALSE +GL_GENERATE_STDDEF_H_TRUE +STDDEF_H +HAVE_WCHAR_T +HAVE_MAX_ALIGN_T +REPLACE_NULL +HAVE__BOOL +GL_GENERATE_STDBOOL_H_FALSE +GL_GENERATE_STDBOOL_H_TRUE +STDBOOL_H +ASM_SYMBOL_PREFIX +UNDEFINE_STRTOK_R +REPLACE_STRTOK_R +REPLACE_STRSIGNAL +REPLACE_STRNLEN +REPLACE_STRNDUP +REPLACE_STRNCAT +REPLACE_STRERROR_R +REPLACE_STRERROR +REPLACE_STRCHRNUL +REPLACE_STRCASESTR +REPLACE_STRSTR +REPLACE_STRDUP +REPLACE_STPNCPY +REPLACE_MEMMEM +REPLACE_MEMCHR +HAVE_STRVERSCMP +HAVE_DECL_STRSIGNAL +HAVE_DECL_STRERROR_R +HAVE_DECL_STRTOK_R +HAVE_STRCASESTR +HAVE_STRSEP +HAVE_STRPBRK +HAVE_DECL_STRNLEN +HAVE_DECL_STRNDUP +HAVE_DECL_STRDUP +HAVE_STRCHRNUL +HAVE_STPNCPY +HAVE_STPCPY +HAVE_RAWMEMCHR +HAVE_DECL_MEMRCHR +HAVE_MEMPCPY +HAVE_DECL_MEMMEM +HAVE_MEMCHR +HAVE_FFSLL +HAVE_FFSL +HAVE_MBSLEN +GNULIB_STRVERSCMP +GNULIB_STRSIGNAL +GNULIB_STRERROR_R +GNULIB_STRERROR +GNULIB_MBSTOK_R +GNULIB_MBSSEP +GNULIB_MBSSPN +GNULIB_MBSPBRK +GNULIB_MBSCSPN +GNULIB_MBSCASESTR +GNULIB_MBSPCASECMP +GNULIB_MBSNCASECMP +GNULIB_MBSCASECMP +GNULIB_MBSSTR +GNULIB_MBSRCHR +GNULIB_MBSCHR +GNULIB_MBSNLEN +GNULIB_MBSLEN +GNULIB_STRTOK_R +GNULIB_STRCASESTR +GNULIB_STRSTR +GNULIB_STRSEP +GNULIB_STRPBRK +GNULIB_STRNLEN +GNULIB_STRNDUP +GNULIB_STRNCAT +GNULIB_STRDUP +GNULIB_STRCHRNUL +GNULIB_STPNCPY +GNULIB_STPCPY +GNULIB_RAWMEMCHR +GNULIB_MEMRCHR +GNULIB_MEMPCPY +GNULIB_MEMMEM +GNULIB_MEMCHR +GNULIB_FFSLL +GNULIB_FFSL +NEXT_AS_FIRST_DIRECTIVE_MATH_H +NEXT_MATH_H +SED +LTLIBMULTITHREAD +LIBMULTITHREAD +LTLIBTHREAD +LIBTHREAD +LIBPTH_PREFIX +LTLIBPTH +LIBPTH +IGNORE_UNUSED_LIBRARIES_CFLAGS +GNU_MAKE_FALSE +GNU_MAKE_TRUE +NEXT_AS_FIRST_DIRECTIVE_SYS_TIME_H +NEXT_SYS_TIME_H +REPLACE_STRUCT_TIMEVAL +REPLACE_GETTIMEOFDAY +HAVE_TIMEZONE_T +HAVE_SYS_TIME_H +HAVE_STRUCT_TIMEVAL +HAVE_GETTIMEOFDAY +GNULIB_GETTIMEOFDAY +LTLIBINTL +LIBINTL +GNULIB_GL_UNISTD_H_GETOPT +GETOPT_H +HAVE_GETOPT_H +NEXT_AS_FIRST_DIRECTIVE_GETOPT_H +NEXT_GETOPT_H +WINDOWS_64_BIT_ST_SIZE +NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H +NEXT_SYS_STAT_H +REPLACE_UTIMENSAT +REPLACE_STAT +REPLACE_MKNOD +REPLACE_MKFIFO +REPLACE_MKDIR +REPLACE_LSTAT +REPLACE_FUTIMENS +REPLACE_FSTATAT +REPLACE_FSTAT +HAVE_UTIMENSAT +HAVE_MKNODAT +HAVE_MKNOD +HAVE_MKFIFOAT +HAVE_MKFIFO +HAVE_MKDIRAT +HAVE_LSTAT +HAVE_LCHMOD +HAVE_FUTIMENS +HAVE_FSTATAT +HAVE_FCHMODAT +GNULIB_UTIMENSAT +GNULIB_STAT +GNULIB_MKNODAT +GNULIB_MKNOD +GNULIB_MKFIFOAT +GNULIB_MKFIFO +GNULIB_MKDIRAT +GNULIB_LSTAT +GNULIB_LCHMOD +GNULIB_FUTIMENS +GNULIB_FSTATAT +GNULIB_FSTAT +GNULIB_FCHMODAT +WINDOWS_64_BIT_OFF_T +NEXT_AS_FIRST_DIRECTIVE_SYS_TYPES_H +NEXT_SYS_TYPES_H +REPLACE_TRUNCL +REPLACE_TRUNCF +REPLACE_TRUNC +REPLACE_SQRTL +REPLACE_SIGNBIT_USING_GCC +REPLACE_SIGNBIT +REPLACE_ROUNDL +REPLACE_ROUNDF +REPLACE_ROUND +REPLACE_REMAINDERL +REPLACE_REMAINDERF +REPLACE_REMAINDER +REPLACE_NAN +REPLACE_MODFL +REPLACE_MODFF +REPLACE_MODF +REPLACE_LOGBL +REPLACE_LOGBF +REPLACE_LOGB +REPLACE_LOG2L +REPLACE_LOG2F +REPLACE_LOG2 +REPLACE_LOG1PL +REPLACE_LOG1PF +REPLACE_LOG1P +REPLACE_LOG10L +REPLACE_LOG10F +REPLACE_LOG10 +REPLACE_LOGL +REPLACE_LOGF +REPLACE_LOG +REPLACE_LDEXPL +REPLACE_ISNAN +REPLACE_ISINF +REPLACE_ISFINITE +REPLACE_ILOGBF +REPLACE_ILOGB +REPLACE_HYPOTL +REPLACE_HYPOTF +REPLACE_HYPOT +REPLACE_HUGE_VAL +REPLACE_FREXPL +REPLACE_FREXP +REPLACE_FREXPF +REPLACE_FMODL +REPLACE_FMODF +REPLACE_FMOD +REPLACE_FMAL +REPLACE_FMAF +REPLACE_FMA +REPLACE_FLOORL +REPLACE_FLOORF +REPLACE_FLOOR +REPLACE_FABSL +REPLACE_EXP2L +REPLACE_EXP2 +REPLACE_EXPM1F +REPLACE_EXPM1 +REPLACE_CEILL +REPLACE_CEILF +REPLACE_CEIL +REPLACE_CBRTL +REPLACE_CBRTF +HAVE_DECL_TRUNCL +HAVE_DECL_TRUNCF +HAVE_DECL_TRUNC +HAVE_DECL_TANL +HAVE_DECL_SQRTL +HAVE_DECL_SINL +HAVE_DECL_ROUNDL +HAVE_DECL_ROUNDF +HAVE_DECL_ROUND +HAVE_DECL_RINTF +HAVE_DECL_REMAINDERL +HAVE_DECL_REMAINDER +HAVE_DECL_LOGB +HAVE_DECL_LOG2L +HAVE_DECL_LOG2F +HAVE_DECL_LOG2 +HAVE_DECL_LOG10L +HAVE_DECL_LOGL +HAVE_DECL_LDEXPL +HAVE_DECL_FREXPL +HAVE_DECL_FLOORL +HAVE_DECL_FLOORF +HAVE_DECL_EXPM1L +HAVE_DECL_EXP2L +HAVE_DECL_EXP2F +HAVE_DECL_EXP2 +HAVE_DECL_EXPL +HAVE_DECL_COSL +HAVE_DECL_COPYSIGNF +HAVE_DECL_CEILL +HAVE_DECL_CEILF +HAVE_DECL_CBRTL +HAVE_DECL_CBRTF +HAVE_DECL_ATANL +HAVE_DECL_ASINL +HAVE_DECL_ACOSL +HAVE_TANHF +HAVE_TANL +HAVE_TANF +HAVE_SQRTL +HAVE_SQRTF +HAVE_SINHF +HAVE_SINL +HAVE_SINF +HAVE_RINTL +HAVE_RINT +HAVE_REMAINDERF +HAVE_REMAINDER +HAVE_POWF +HAVE_MODFL +HAVE_MODFF +HAVE_LOGBL +HAVE_LOGBF +HAVE_LOG1PL +HAVE_LOG1PF +HAVE_LOG1P +HAVE_LOG10L +HAVE_LOG10F +HAVE_LOGL +HAVE_LOGF +HAVE_LDEXPF +HAVE_ISNANL +HAVE_ISNAND +HAVE_ISNANF +HAVE_ILOGBL +HAVE_ILOGBF +HAVE_ILOGB +HAVE_HYPOTL +HAVE_HYPOTF +HAVE_FREXPF +HAVE_FMODL +HAVE_FMODF +HAVE_FMAL +HAVE_FMAF +HAVE_FMA +HAVE_FABSL +HAVE_FABSF +HAVE_EXPM1F +HAVE_EXPM1 +HAVE_EXPL +HAVE_EXPF +HAVE_COSHF +HAVE_COSL +HAVE_COSF +HAVE_COPYSIGNL +HAVE_COPYSIGN +HAVE_CBRTL +HAVE_CBRTF +HAVE_CBRT +HAVE_ATAN2F +HAVE_ATANL +HAVE_ATANF +HAVE_ASINL +HAVE_ASINF +HAVE_ACOSL +HAVE_ACOSF +GNULIB_TRUNCL +GNULIB_TRUNCF +GNULIB_TRUNC +GNULIB_TANHF +GNULIB_TANL +GNULIB_TANF +GNULIB_SQRTL +GNULIB_SQRTF +GNULIB_SINHF +GNULIB_SINL +GNULIB_SINF +GNULIB_SIGNBIT +GNULIB_ROUNDL +GNULIB_ROUNDF +GNULIB_ROUND +GNULIB_RINTL +GNULIB_RINTF +GNULIB_RINT +GNULIB_REMAINDERL +GNULIB_REMAINDERF +GNULIB_REMAINDER +GNULIB_POWF +GNULIB_MODFL +GNULIB_MODFF +GNULIB_MODF +GNULIB_LOGBL +GNULIB_LOGBF +GNULIB_LOGB +GNULIB_LOG2L +GNULIB_LOG2F +GNULIB_LOG2 +GNULIB_LOG1PL +GNULIB_LOG1PF +GNULIB_LOG1P +GNULIB_LOG10L +GNULIB_LOG10F +GNULIB_LOG10 +GNULIB_LOGL +GNULIB_LOGF +GNULIB_LOG +GNULIB_LDEXPL +GNULIB_LDEXPF +GNULIB_ISNANL +GNULIB_ISNAND +GNULIB_ISNANF +GNULIB_ISNAN +GNULIB_ISINF +GNULIB_ISFINITE +GNULIB_ILOGBL +GNULIB_ILOGBF +GNULIB_ILOGB +GNULIB_HYPOTL +GNULIB_HYPOTF +GNULIB_HYPOT +GNULIB_FREXPL +GNULIB_FREXP +GNULIB_FREXPF +GNULIB_FMODL +GNULIB_FMODF +GNULIB_FMOD +GNULIB_FMAL +GNULIB_FMAF +GNULIB_FMA +GNULIB_FLOORL +GNULIB_FLOORF +GNULIB_FLOOR +GNULIB_FABSL +GNULIB_FABSF +GNULIB_EXPM1L +GNULIB_EXPM1F +GNULIB_EXPM1 +GNULIB_EXP2L +GNULIB_EXP2F +GNULIB_EXP2 +GNULIB_EXPL +GNULIB_EXPF +GNULIB_COSHF +GNULIB_COSL +GNULIB_COSF +GNULIB_COPYSIGNL +GNULIB_COPYSIGNF +GNULIB_COPYSIGN +GNULIB_CEILL +GNULIB_CEILF +GNULIB_CEIL +GNULIB_CBRTL +GNULIB_CBRTF +GNULIB_CBRT +GNULIB_ATAN2F +GNULIB_ATANL +GNULIB_ATANF +GNULIB_ASINL +GNULIB_ASINF +GNULIB_ACOSL +GNULIB_ACOSF +HAVE_FEATURES_H +APPLE_UNIVERSAL_BUILD +HAVE_SAME_LONG_DOUBLE_AS_DOUBLE +REPLACE_ITOLD +GL_GENERATE_FLOAT_H_FALSE +GL_GENERATE_FLOAT_H_TRUE +FLOAT_H +NEXT_AS_FIRST_DIRECTIVE_FLOAT_H +NEXT_FLOAT_H +LIB_FDATASYNC +NEXT_AS_FIRST_DIRECTIVE_FCNTL_H +NEXT_FCNTL_H +REPLACE_OPENAT +REPLACE_OPEN +REPLACE_FCNTL +HAVE_OPENAT +HAVE_FCNTL +GNULIB_OPENAT +GNULIB_OPEN +GNULIB_NONBLOCKING +GNULIB_FCNTL +REPLACE_VSPRINTF +REPLACE_VSNPRINTF +REPLACE_VPRINTF +REPLACE_VFPRINTF +REPLACE_VDPRINTF +REPLACE_VASPRINTF +REPLACE_TMPFILE +REPLACE_STDIO_WRITE_FUNCS +REPLACE_STDIO_READ_FUNCS +REPLACE_SPRINTF +REPLACE_SNPRINTF +REPLACE_RENAMEAT +REPLACE_RENAME +REPLACE_REMOVE +REPLACE_PRINTF +REPLACE_POPEN +REPLACE_PERROR +REPLACE_OBSTACK_PRINTF +REPLACE_GETLINE +REPLACE_GETDELIM +REPLACE_FTELLO +REPLACE_FTELL +REPLACE_FSEEKO +REPLACE_FSEEK +REPLACE_FREOPEN +REPLACE_FPURGE +REPLACE_FPRINTF +REPLACE_FOPEN +REPLACE_FFLUSH +REPLACE_FDOPEN +REPLACE_FCLOSE +REPLACE_DPRINTF +HAVE_VDPRINTF +HAVE_VASPRINTF +HAVE_RENAMEAT +HAVE_POPEN +HAVE_PCLOSE +HAVE_FTELLO +HAVE_FSEEKO +HAVE_DPRINTF +HAVE_DECL_VSNPRINTF +HAVE_DECL_SNPRINTF +HAVE_DECL_OBSTACK_PRINTF +HAVE_DECL_GETLINE +HAVE_DECL_GETDELIM +HAVE_DECL_FTELLO +HAVE_DECL_FSEEKO +HAVE_DECL_FPURGE +GNULIB_VSPRINTF_POSIX +GNULIB_VSNPRINTF +GNULIB_VPRINTF_POSIX +GNULIB_VPRINTF +GNULIB_VFPRINTF_POSIX +GNULIB_VFPRINTF +GNULIB_VDPRINTF +GNULIB_VSCANF +GNULIB_VFSCANF +GNULIB_VASPRINTF +GNULIB_TMPFILE +GNULIB_STDIO_H_SIGPIPE +GNULIB_STDIO_H_NONBLOCKING +GNULIB_SPRINTF_POSIX +GNULIB_SNPRINTF +GNULIB_SCANF +GNULIB_RENAMEAT +GNULIB_RENAME +GNULIB_REMOVE +GNULIB_PUTS +GNULIB_PUTCHAR +GNULIB_PUTC +GNULIB_PRINTF_POSIX +GNULIB_PRINTF +GNULIB_POPEN +GNULIB_PERROR +GNULIB_PCLOSE +GNULIB_OBSTACK_PRINTF_POSIX +GNULIB_OBSTACK_PRINTF +GNULIB_GETLINE +GNULIB_GETDELIM +GNULIB_GETCHAR +GNULIB_GETC +GNULIB_FWRITE +GNULIB_FTELLO +GNULIB_FTELL +GNULIB_FSEEKO +GNULIB_FSEEK +GNULIB_FSCANF +GNULIB_FREOPEN +GNULIB_FREAD +GNULIB_FPUTS +GNULIB_FPUTC +GNULIB_FPURGE +GNULIB_FPRINTF_POSIX +GNULIB_FPRINTF +GNULIB_FOPEN +GNULIB_FGETS +GNULIB_FGETC +GNULIB_FFLUSH +GNULIB_FDOPEN +GNULIB_FCLOSE +GNULIB_DPRINTF +EOVERFLOW_VALUE +EOVERFLOW_HIDDEN +ENOLINK_VALUE +ENOLINK_HIDDEN +EMULTIHOP_VALUE +EMULTIHOP_HIDDEN +GL_GENERATE_ERRNO_H_FALSE +GL_GENERATE_ERRNO_H_TRUE +ERRNO_H +NEXT_AS_FIRST_DIRECTIVE_ERRNO_H +NEXT_ERRNO_H +HAVE_DIRENT_H +NEXT_AS_FIRST_DIRECTIVE_DIRENT_H +NEXT_DIRENT_H +PRAGMA_COLUMNS +PRAGMA_SYSTEM_HEADER +INCLUDE_NEXT_AS_FIRST_DIRECTIVE +INCLUDE_NEXT +REPLACE_FDOPENDIR +REPLACE_DIRFD +REPLACE_CLOSEDIR +REPLACE_OPENDIR +HAVE_ALPHASORT +HAVE_SCANDIR +HAVE_FDOPENDIR +HAVE_DECL_FDOPENDIR +HAVE_DECL_DIRFD +HAVE_CLOSEDIR +HAVE_REWINDDIR +HAVE_READDIR +HAVE_OPENDIR +GNULIB_ALPHASORT +GNULIB_SCANDIR +GNULIB_FDOPENDIR +GNULIB_DIRFD +GNULIB_CLOSEDIR +GNULIB_REWINDDIR +GNULIB_READDIR +GNULIB_OPENDIR +HAVE_WINSOCK2_H +HAVE_MSVC_INVALID_PARAMETER_HANDLER +LIB_CLOCK_GETTIME +UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS +UNISTD_H_HAVE_WINSOCK2_H +REPLACE_WRITE +REPLACE_USLEEP +REPLACE_UNLINKAT +REPLACE_UNLINK +REPLACE_TTYNAME_R +REPLACE_SYMLINKAT +REPLACE_SYMLINK +REPLACE_SLEEP +REPLACE_RMDIR +REPLACE_READLINKAT +REPLACE_READLINK +REPLACE_READ +REPLACE_PWRITE +REPLACE_PREAD +REPLACE_LSEEK +REPLACE_LINKAT +REPLACE_LINK +REPLACE_LCHOWN +REPLACE_ISATTY +REPLACE_GETPAGESIZE +REPLACE_GETGROUPS +REPLACE_GETLOGIN_R +REPLACE_GETDTABLESIZE +REPLACE_GETDOMAINNAME +REPLACE_GETCWD +REPLACE_FTRUNCATE +REPLACE_FCHOWNAT +REPLACE_DUP2 +REPLACE_DUP +REPLACE_CLOSE +REPLACE_CHOWN +HAVE_SYS_PARAM_H +HAVE_OS_H +HAVE_DECL_TTYNAME_R +HAVE_DECL_SETHOSTNAME +HAVE_DECL_GETUSERSHELL +HAVE_DECL_GETPAGESIZE +HAVE_DECL_GETLOGIN_R +HAVE_DECL_GETDOMAINNAME +HAVE_DECL_FDATASYNC +HAVE_DECL_FCHDIR +HAVE_DECL_ENVIRON +HAVE_USLEEP +HAVE_UNLINKAT +HAVE_SYMLINKAT +HAVE_SYMLINK +HAVE_SLEEP +HAVE_SETHOSTNAME +HAVE_READLINKAT +HAVE_READLINK +HAVE_PWRITE +HAVE_PREAD +HAVE_PIPE2 +HAVE_PIPE +HAVE_LINKAT +HAVE_LINK +HAVE_LCHOWN +HAVE_GROUP_MEMBER +HAVE_GETPAGESIZE +HAVE_GETLOGIN +HAVE_GETHOSTNAME +HAVE_GETGROUPS +HAVE_GETDTABLESIZE +HAVE_FTRUNCATE +HAVE_FSYNC +HAVE_FDATASYNC +HAVE_FCHOWNAT +HAVE_FCHDIR +HAVE_FACCESSAT +HAVE_EUIDACCESS +HAVE_DUP3 +HAVE_DUP2 +HAVE_CHOWN +GNULIB_WRITE +GNULIB_USLEEP +GNULIB_UNLINKAT +GNULIB_UNLINK +GNULIB_UNISTD_H_SIGPIPE +GNULIB_UNISTD_H_NONBLOCKING +GNULIB_TTYNAME_R +GNULIB_SYMLINKAT +GNULIB_SYMLINK +GNULIB_SLEEP +GNULIB_SETHOSTNAME +GNULIB_RMDIR +GNULIB_READLINKAT +GNULIB_READLINK +GNULIB_READ +GNULIB_PWRITE +GNULIB_PREAD +GNULIB_PIPE2 +GNULIB_PIPE +GNULIB_LSEEK +GNULIB_LINKAT +GNULIB_LINK +GNULIB_LCHOWN +GNULIB_ISATTY +GNULIB_GROUP_MEMBER +GNULIB_GETUSERSHELL +GNULIB_GETPAGESIZE +GNULIB_GETLOGIN_R +GNULIB_GETLOGIN +GNULIB_GETHOSTNAME +GNULIB_GETGROUPS +GNULIB_GETDTABLESIZE +GNULIB_GETDOMAINNAME +GNULIB_GETCWD +GNULIB_FTRUNCATE +GNULIB_FSYNC +GNULIB_FDATASYNC +GNULIB_FCHOWNAT +GNULIB_FCHDIR +GNULIB_FACCESSAT +GNULIB_EUIDACCESS +GNULIB_ENVIRON +GNULIB_DUP3 +GNULIB_DUP2 +GNULIB_DUP +GNULIB_CLOSE +GNULIB_CHOWN +GNULIB_CHDIR +REPLACE_WCTOMB +REPLACE_UNSETENV +REPLACE_STRTOD +REPLACE_SETENV +REPLACE_REALPATH +REPLACE_REALLOC +REPLACE_RANDOM_R +REPLACE_QSORT_R +REPLACE_PUTENV +REPLACE_PTSNAME_R +REPLACE_PTSNAME +REPLACE_MKSTEMP +REPLACE_MBTOWC +REPLACE_MALLOC +REPLACE_CANONICALIZE_FILE_NAME +REPLACE_CALLOC +HAVE_DECL_UNSETENV +HAVE_UNLOCKPT +HAVE_SYS_LOADAVG_H +HAVE_STRUCT_RANDOM_DATA +HAVE_STRTOULL +HAVE_STRTOLL +HAVE_STRTOD +HAVE_DECL_SETENV +HAVE_SETENV +HAVE_SECURE_GETENV +HAVE_RPMATCH +HAVE_REALPATH +HAVE_RANDOM_R +HAVE_RANDOM_H +HAVE_RANDOM +HAVE_PTSNAME_R +HAVE_PTSNAME +HAVE_POSIX_OPENPT +HAVE_MKSTEMPS +HAVE_MKSTEMP +HAVE_MKOSTEMPS +HAVE_MKOSTEMP +HAVE_MKDTEMP +HAVE_GRANTPT +HAVE_GETSUBOPT +HAVE_DECL_GETLOADAVG +HAVE_CANONICALIZE_FILE_NAME +HAVE_ATOLL +HAVE__EXIT +GNULIB_WCTOMB +GNULIB_UNSETENV +GNULIB_UNLOCKPT +GNULIB_SYSTEM_POSIX +GNULIB_STRTOULL +GNULIB_STRTOLL +GNULIB_STRTOD +GNULIB_SETENV +GNULIB_SECURE_GETENV +GNULIB_RPMATCH +GNULIB_REALPATH +GNULIB_REALLOC_POSIX +GNULIB_RANDOM_R +GNULIB_RANDOM +GNULIB_QSORT_R +GNULIB_PUTENV +GNULIB_PTSNAME_R +GNULIB_PTSNAME +GNULIB_POSIX_OPENPT +GNULIB_MKSTEMPS +GNULIB_MKSTEMP +GNULIB_MKOSTEMPS +GNULIB_MKOSTEMP +GNULIB_MKDTEMP +GNULIB_MBTOWC +GNULIB_MALLOC_POSIX +GNULIB_GRANTPT +GNULIB_GETSUBOPT +GNULIB_GETLOADAVG +GNULIB_CANONICALIZE_FILE_NAME +GNULIB_CALLOC_POSIX +GNULIB_ATOLL +GNULIB__EXIT +GL_GENERATE_ALLOCA_H_FALSE +GL_GENERATE_ALLOCA_H_TRUE +ALLOCA_H +ALLOCA +GL_COND_LIBTOOL_FALSE +GL_COND_LIBTOOL_TRUE +host_os +host_vendor +host_cpu +host +build_os +build_vendor +build_cpu +build +ARFLAGS +ac_ct_AR +AR +EGREP +RANLIB +LN_S +NM +GREP +CPP +am__fastdepCC_FALSE +am__fastdepCC_TRUE +CCDEPMODE +am__nodep +AMDEPBACKSLASH +AMDEP_FALSE +AMDEP_TRUE +am__include +DEPDIR +OBJEXT +EXEEXT +ac_ct_CC +CPPFLAGS +LDFLAGS +CFLAGS +CC +AM_BACKSLASH +AM_DEFAULT_VERBOSITY +AM_DEFAULT_V +AM_V +am__untar +am__tar +AMTAR +SET_MAKE +AWK +MKDIR_P +INSTALL_STRIP_PROGRAM +STRIP +install_sh +MAKEINFO +AUTOHEADER +AUTOMAKE +AUTOCONF +ACLOCAL +VERSION +PACKAGE +CYGPATH_W +am__isrc +INSTALL_DATA +INSTALL_SCRIPT +INSTALL_PROGRAM +mkdir_p +target_alias +host_alias +build_alias +LIBS +ECHO_T +ECHO_N +ECHO_C +DEFS +mandir +localedir +libdir +psdir +pdfdir +dvidir +htmldir +infodir +docdir +oldincludedir +includedir +runstatedir +localstatedir +sharedstatedir +sysconfdir +datadir +datarootdir +libexecdir +sbindir +bindir +program_transform_name +prefix +exec_prefix +PACKAGE_URL +PACKAGE_BUGREPORT +PACKAGE_STRING +PACKAGE_VERSION +PACKAGE_TARNAME +PACKAGE_NAME +PATH_SEPARATOR +SHELL +am__quote' +ac_subst_files='' +ac_user_opts=' +enable_option_checking +enable_silent_rules +enable_dependency_tracking +enable_largefile +enable_threads +with_gnu_ld +enable_rpath +with_libpth_prefix +enable_gcc_warnings +' + ac_precious_vars='build_alias +host_alias +target_alias +CC +CFLAGS +LDFLAGS +LIBS +CPPFLAGS +CPP' + + +# Initialize some variables set by options. +ac_init_help= +ac_init_version=false +ac_unrecognized_opts= +ac_unrecognized_sep= +# The variables have the same names as the options, with +# dashes changed to underlines. +cache_file=/dev/null +exec_prefix=NONE +no_create= +no_recursion= +prefix=NONE +program_prefix=NONE +program_suffix=NONE +program_transform_name=s,x,x, +silent= +site= +srcdir= +verbose= +x_includes=NONE +x_libraries=NONE + +# Installation directory options. +# These are left unexpanded so users can "make install exec_prefix=/foo" +# and all the variables that are supposed to be based on exec_prefix +# by default will actually change. +# Use braces instead of parens because sh, perl, etc. also accept them. +# (The list follows the same order as the GNU Coding Standards.) +bindir='${exec_prefix}/bin' +sbindir='${exec_prefix}/sbin' +libexecdir='${exec_prefix}/libexec' +datarootdir='${prefix}/share' +datadir='${datarootdir}' +sysconfdir='${prefix}/etc' +sharedstatedir='${prefix}/com' +localstatedir='${prefix}/var' +runstatedir='${localstatedir}/run' +includedir='${prefix}/include' +oldincludedir='/usr/include' 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See below for descriptions of some of the useful variables. + +Defaults for the options are specified in brackets. + +Configuration: + -h, --help display this help and exit + --help=short display options specific to this package + --help=recursive display the short help of all the included packages + -V, --version display version information and exit + -q, --quiet, --silent do not print \`checking ...' messages + --cache-file=FILE cache test results in FILE [disabled] + -C, --config-cache alias for \`--cache-file=config.cache' + -n, --no-create do not create output files + --srcdir=DIR find the sources in DIR [configure dir or \`..'] + +Installation directories: + --prefix=PREFIX install architecture-independent files in PREFIX + [$ac_default_prefix] + --exec-prefix=EPREFIX install architecture-dependent files in EPREFIX + [PREFIX] + +By default, \`make install' will install all the files in +\`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc. You can specify +an installation prefix other than \`$ac_default_prefix' using \`--prefix', +for instance \`--prefix=\$HOME'. + +For better control, use the options below. + +Fine tuning of the installation directories: + --bindir=DIR user executables [EPREFIX/bin] + --sbindir=DIR system admin executables [EPREFIX/sbin] + --libexecdir=DIR program executables [EPREFIX/libexec] + --sysconfdir=DIR read-only single-machine data [PREFIX/etc] + --sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com] + --localstatedir=DIR modifiable single-machine data [PREFIX/var] + --runstatedir=DIR modifiable per-process data [LOCALSTATEDIR/run] + --libdir=DIR object code libraries [EPREFIX/lib] + --includedir=DIR C header files [PREFIX/include] + --oldincludedir=DIR C header files for non-gcc [/usr/include] + --datarootdir=DIR read-only arch.-independent data root [PREFIX/share] + --datadir=DIR read-only architecture-independent data [DATAROOTDIR] + --infodir=DIR info documentation [DATAROOTDIR/info] + --localedir=DIR locale-dependent data [DATAROOTDIR/locale] + --mandir=DIR man documentation [DATAROOTDIR/man] + --docdir=DIR documentation root [DATAROOTDIR/doc/gzip] + --htmldir=DIR html documentation [DOCDIR] + --dvidir=DIR dvi documentation [DOCDIR] + --pdfdir=DIR pdf documentation [DOCDIR] + --psdir=DIR ps documentation [DOCDIR] +_ACEOF + + cat <<\_ACEOF + +Program names: + --program-prefix=PREFIX prepend PREFIX to installed program names + --program-suffix=SUFFIX append SUFFIX to installed program names + --program-transform-name=PROGRAM run sed PROGRAM on installed program names + +System types: + --build=BUILD configure for building on BUILD [guessed] + --host=HOST cross-compile to build programs to run on HOST [BUILD] +_ACEOF +fi + +if test -n "$ac_init_help"; then + case $ac_init_help in + short | recursive ) echo "Configuration of gzip 1.8:";; + esac + cat <<\_ACEOF + +Optional Features: + --disable-option-checking ignore unrecognized --enable/--with options + --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no) + --enable-FEATURE[=ARG] include FEATURE [ARG=yes] + --enable-silent-rules less verbose build output (undo: "make V=1") + --disable-silent-rules verbose build output (undo: "make V=0") + --enable-dependency-tracking + do not reject slow dependency extractors + --disable-dependency-tracking + speeds up one-time build + --disable-largefile omit support for large files + --enable-threads={posix|solaris|pth|windows} + specify multithreading API + --disable-threads build without multithread safety + --disable-rpath do not hardcode runtime library paths + --enable-gcc-warnings turn on many GCC warnings (for developers; best with + GNU make) + +Optional Packages: + --with-PACKAGE[=ARG] use PACKAGE [ARG=yes] + --without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no) + --with-gnu-ld assume the C compiler uses GNU ld [default=no] + --with-libpth-prefix[=DIR] search for libpth in DIR/include and DIR/lib + --without-libpth-prefix don't search for libpth in includedir and libdir + +Some influential environment variables: + CC C compiler command + CFLAGS C compiler flags + LDFLAGS linker flags, e.g. -L if you have libraries in a + nonstandard directory + LIBS libraries to pass to the linker, e.g. -l + CPPFLAGS (Objective) C/C++ preprocessor flags, e.g. -I if + you have headers in a nonstandard directory + CPP C preprocessor + +Use these variables to override the choices made by `configure' or to help +it to find libraries and programs with nonstandard names/locations. + +Report bugs to . +_ACEOF +ac_status=$? +fi + +if test "$ac_init_help" = "recursive"; then + # If there are subdirs, report their specific --help. + for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue + test -d "$ac_dir" || + { cd "$srcdir" && ac_pwd=`pwd` && srcdir=. && test -d "$ac_dir"; } || + continue + ac_builddir=. + +case "$ac_dir" in +.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;; +*) + ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'` + # A ".." for each directory in $ac_dir_suffix. + ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'` + case $ac_top_builddir_sub in + "") ac_top_builddir_sub=. ac_top_build_prefix= ;; + *) ac_top_build_prefix=$ac_top_builddir_sub/ ;; + esac ;; +esac +ac_abs_top_builddir=$ac_pwd +ac_abs_builddir=$ac_pwd$ac_dir_suffix +# for backward compatibility: +ac_top_builddir=$ac_top_build_prefix + +case $srcdir in + .) # We are building in place. + ac_srcdir=. + ac_top_srcdir=$ac_top_builddir_sub + ac_abs_top_srcdir=$ac_pwd ;; + [\\/]* | ?:[\\/]* ) # Absolute name. + ac_srcdir=$srcdir$ac_dir_suffix; + ac_top_srcdir=$srcdir + ac_abs_top_srcdir=$srcdir ;; + *) # Relative name. + ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix + ac_top_srcdir=$ac_top_build_prefix$srcdir + ac_abs_top_srcdir=$ac_pwd/$srcdir ;; +esac +ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix + + cd "$ac_dir" || { ac_status=$?; continue; } + # Check for guested configure. + if test -f "$ac_srcdir/configure.gnu"; then + echo && + $SHELL "$ac_srcdir/configure.gnu" --help=recursive + elif test -f "$ac_srcdir/configure"; then + echo && + $SHELL "$ac_srcdir/configure" --help=recursive + else + printf "%s\n" "$as_me: WARNING: no configuration information is in $ac_dir" >&2 + fi || ac_status=$? + cd "$ac_pwd" || { ac_status=$?; break; } + done +fi + +test -n "$ac_init_help" && exit $ac_status +if $ac_init_version; then + cat <<\_ACEOF +gzip configure 1.8 +generated by GNU Autoconf 2.69.147-5ad35 + +Copyright (C) 2015 Free Software Foundation, Inc. +This configure script is free software; the Free Software Foundation +gives unlimited permission to copy, distribute and modify it. +_ACEOF + exit +fi + +## ------------------------ ## +## Autoconf initialization. ## +## ------------------------ ## + +# ac_fn_c_try_compile LINENO +# -------------------------- +# Try to compile conftest.$ac_ext, and return whether this succeeded. +ac_fn_c_try_compile () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + rm -f conftest.$ac_objext + if { { ac_try="$ac_compile" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_compile") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + grep -v '^ *+' conftest.err >conftest.er1 + cat conftest.er1 >&5 + mv -f conftest.er1 conftest.err + fi + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && { + test -z "$ac_c_werror_flag" || + test ! -s conftest.err + } && test -s conftest.$ac_objext +then : + ac_retval=0 +else + printf "%s\n" "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + ac_retval=1 +fi + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + as_fn_set_status $ac_retval + +} # ac_fn_c_try_compile + +# ac_fn_c_try_cpp LINENO +# ---------------------- +# Try to preprocess conftest.$ac_ext, and return whether this succeeded. +ac_fn_c_try_cpp () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + if { { ac_try="$ac_cpp conftest.$ac_ext" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + grep -v '^ *+' conftest.err >conftest.er1 + cat conftest.er1 >&5 + mv -f conftest.er1 conftest.err + fi + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } > conftest.i && { + test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" || + test ! -s conftest.err + } +then : + ac_retval=0 +else + printf "%s\n" "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + ac_retval=1 +fi + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + as_fn_set_status $ac_retval + +} # ac_fn_c_try_cpp + +# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES +# ------------------------------------------------------- +# Tests whether HEADER exists and can be compiled using the include files in +# INCLUDES, setting the cache variable VAR accordingly. +ac_fn_c_check_header_compile () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 +printf %s "checking for $2... " >&6; } +if eval test \${$3+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +#include <$2> +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + eval "$3=yes" +else + eval "$3=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$3 + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + +} # ac_fn_c_check_header_compile + +# ac_fn_c_try_link LINENO +# ----------------------- +# Try to link conftest.$ac_ext, and return whether this succeeded. +ac_fn_c_try_link () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + rm -f conftest.$ac_objext conftest$ac_exeext + if { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + grep -v '^ *+' conftest.err >conftest.er1 + cat conftest.er1 >&5 + mv -f conftest.er1 conftest.err + fi + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && { + test -z "$ac_c_werror_flag" || + test ! -s conftest.err + } && test -s conftest$ac_exeext && { + test "$cross_compiling" = yes || + test -x conftest$ac_exeext + } +then : + ac_retval=0 +else + printf "%s\n" "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + ac_retval=1 +fi + # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information + # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would + # interfere with the next link command; also delete a directory that is + # left behind by Apple's compiler. We do this before executing the actions. + rm -rf conftest.dSYM conftest_ipa8_conftest.oo + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + as_fn_set_status $ac_retval + +} # ac_fn_c_try_link + +# ac_fn_c_check_type LINENO TYPE VAR INCLUDES +# ------------------------------------------- +# Tests whether TYPE exists after having included INCLUDES, setting cache +# variable VAR accordingly. +ac_fn_c_check_type () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 +printf %s "checking for $2... " >&6; } +if eval test \${$3+y} +then : + printf %s "(cached) " >&6 +else + eval "$3=no" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main (void) +{ +if (sizeof ($2)) + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main (void) +{ +if (sizeof (($2))) + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + +else + eval "$3=yes" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$3 + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + +} # ac_fn_c_check_type + +# ac_fn_c_check_func LINENO FUNC VAR +# ---------------------------------- +# Tests whether FUNC exists, setting the cache variable VAR accordingly +ac_fn_c_check_func () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 +printf %s "checking for $2... " >&6; } +if eval test \${$3+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +/* Define $2 to an innocuous variant, in case declares $2. + For example, HP-UX 11i declares gettimeofday. */ +#define $2 innocuous_$2 + +/* System header to define __stub macros and hopefully few prototypes, + which can conflict with char $2 (); below. */ + +#include +#undef $2 + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char $2 (); +/* The GNU C library defines this for functions which it implements + to always fail with ENOSYS. Some functions are actually named + something starting with __ and the normal name is an alias. */ +#if defined __stub_$2 || defined __stub___$2 +choke me +#endif + +int +main (void) +{ +return $2 (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + eval "$3=yes" +else + eval "$3=no" +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +eval ac_res=\$$3 + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + +} # ac_fn_c_check_func + +# ac_fn_c_try_run LINENO +# ---------------------- +# Try to run conftest.$ac_ext, and return whether this succeeded. Assumes that +# executables *can* be run. +ac_fn_c_try_run () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + if { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && { ac_try='./conftest$ac_exeext' + { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; } +then : + ac_retval=0 +else + printf "%s\n" "$as_me: program exited with status $ac_status" >&5 + printf "%s\n" "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + + ac_retval=$ac_status +fi + rm -rf conftest.dSYM conftest_ipa8_conftest.oo + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + as_fn_set_status $ac_retval + +} # ac_fn_c_try_run + +# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES +# --------------------------------------------- +# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR +# accordingly. +ac_fn_c_check_decl () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + # Initialize each $ac_[]_AC_LANG_ABBREV[]_decl_warn_flag once. + as_decl_name=`echo $2|sed 's/ *(.*//'` + as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'` + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5 +printf %s "checking whether $as_decl_name is declared... " >&6; } +if eval test \${$3+y} +then : + printf %s "(cached) " >&6 +else + ac_save_werror_flag=$ac_c_werror_flag + ac_c_werror_flag="$ac_c_decl_warn_flag$ac_c_werror_flag" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main (void) +{ +#ifndef $as_decl_name +#ifdef __cplusplus + (void) $as_decl_use; +#else + (void) $as_decl_name; +#endif +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + eval "$3=yes" +else + eval "$3=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$3 + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + ac_c_werror_flag=$ac_save_werror_flag + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + +} # ac_fn_c_check_decl + +# ac_fn_c_compute_int LINENO EXPR VAR INCLUDES +# -------------------------------------------- +# Tries to find the compile-time value of EXPR in a program that includes +# INCLUDES, setting VAR accordingly. Returns whether the value could be +# computed +ac_fn_c_compute_int () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + if test "$cross_compiling" = yes; then + # Depending upon the size, compute the lo and hi bounds. +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main (void) +{ +static int test_array [1 - 2 * !(($2) >= 0)]; +test_array [0] = 0; +return test_array [0]; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_lo=0 ac_mid=0 + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main (void) +{ +static int test_array [1 - 2 * !(($2) <= $ac_mid)]; +test_array [0] = 0; +return test_array [0]; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_hi=$ac_mid; break +else + as_fn_arith $ac_mid + 1 && ac_lo=$as_val + if test $ac_lo -le $ac_mid; then + ac_lo= ac_hi= + break + fi + as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + done +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main (void) +{ +static int test_array [1 - 2 * !(($2) < 0)]; +test_array [0] = 0; +return test_array [0]; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_hi=-1 ac_mid=-1 + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main (void) +{ +static int test_array [1 - 2 * !(($2) >= $ac_mid)]; +test_array [0] = 0; +return test_array [0]; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_lo=$ac_mid; break +else + as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val + if test $ac_mid -le $ac_hi; then + ac_lo= ac_hi= + break + fi + as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + done +else + ac_lo= ac_hi= +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +# Binary search between lo and hi bounds. +while test "x$ac_lo" != "x$ac_hi"; do + as_fn_arith '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo && ac_mid=$as_val + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main (void) +{ +static int test_array [1 - 2 * !(($2) <= $ac_mid)]; +test_array [0] = 0; +return test_array [0]; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_hi=$ac_mid +else + as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +done +case $ac_lo in #(( +?*) eval "$3=\$ac_lo"; ac_retval=0 ;; +'') ac_retval=1 ;; +esac + else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +static long int longval () { return $2; } +static unsigned long int ulongval () { return $2; } +#include +#include +int +main (void) +{ + + FILE *f = fopen ("conftest.val", "w"); + if (! f) + return 1; + if (($2) < 0) + { + long int i = longval (); + if (i != ($2)) + return 1; + fprintf (f, "%ld", i); + } + else + { + unsigned long int i = ulongval (); + if (i != ($2)) + return 1; + fprintf (f, "%lu", i); + } + /* Do not output a trailing newline, as this causes \r\n confusion + on some platforms. */ + return ferror (f) || fclose (f) != 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + echo >>conftest.val; read $3 &5 +printf %s "checking for $2.$3... " >&6; } +if eval test \${$4+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$5 +int +main (void) +{ +static $2 ac_aggr; +if (ac_aggr.$3) +return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + eval "$4=yes" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$5 +int +main (void) +{ +static $2 ac_aggr; +if (sizeof ac_aggr.$3) +return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + eval "$4=yes" +else + eval "$4=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$4 + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + +} # ac_fn_c_check_member +cat >config.log <<_ACEOF +This file contains any messages produced by compilers while +running configure, to aid debugging if configure makes a mistake. + +It was created by gzip $as_me 1.8, which was +generated by GNU Autoconf 2.69.147-5ad35. Invocation command line was + + $ $0 $@ + +_ACEOF +exec 5>>config.log +{ +cat <<_ASUNAME +## --------- ## +## Platform. ## +## --------- ## + +hostname = `(hostname || uname -n) 2>/dev/null | sed 1q` +uname -m = `(uname -m) 2>/dev/null || echo unknown` +uname -r = `(uname -r) 2>/dev/null || echo unknown` +uname -s = `(uname -s) 2>/dev/null || echo unknown` +uname -v = `(uname -v) 2>/dev/null || echo unknown` + +/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown` +/bin/uname -X = `(/bin/uname -X) 2>/dev/null || echo unknown` + +/bin/arch = `(/bin/arch) 2>/dev/null || echo unknown` +/usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null || echo unknown` +/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown` +/usr/bin/hostinfo = `(/usr/bin/hostinfo) 2>/dev/null || echo unknown` +/bin/machine = `(/bin/machine) 2>/dev/null || echo unknown` +/usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null || echo unknown` +/bin/universe = `(/bin/universe) 2>/dev/null || echo unknown` + +_ASUNAME + +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + printf "%s\n" "PATH: $as_dir" + done +IFS=$as_save_IFS + +} >&5 + +cat >&5 <<_ACEOF + + +## ----------- ## +## Core tests. ## +## ----------- ## + +_ACEOF + + +# Keep a trace of the command line. +# Strip out --no-create and --no-recursion so they do not pile up. +# Strip out --silent because we don't want to record it for future runs. +# Also quote any args containing shell meta-characters. +# Make two passes to allow for proper duplicate-argument suppression. +ac_configure_args= +ac_configure_args0= +ac_configure_args1= +ac_must_keep_next=false +for ac_pass in 1 2 +do + for ac_arg + do + case $ac_arg in + -no-create | --no-c* | -n | -no-recursion | --no-r*) continue ;; + -q | -quiet | --quiet | --quie | --qui | --qu | --q \ + | -silent | --silent | --silen | --sile | --sil) + continue ;; + *\'*) + ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;; + esac + case $ac_pass in + 1) as_fn_append ac_configure_args0 " '$ac_arg'" ;; + 2) + as_fn_append ac_configure_args1 " '$ac_arg'" + if test $ac_must_keep_next = true; then + ac_must_keep_next=false # Got value, back to normal. + else + case $ac_arg in + *=* | --config-cache | -C | -disable-* | --disable-* \ + | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \ + | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \ + | -with-* | --with-* | -without-* | --without-* | --x) + case "$ac_configure_args0 " in + "$ac_configure_args1"*" '$ac_arg' "* ) continue ;; + esac + ;; + -* ) ac_must_keep_next=true ;; + esac + fi + as_fn_append ac_configure_args " '$ac_arg'" + ;; + esac + done +done +{ ac_configure_args0=; unset ac_configure_args0;} +{ ac_configure_args1=; unset ac_configure_args1;} + +# When interrupted or exit'd, cleanup temporary files, and complete +# config.log. We remove comments because anyway the quotes in there +# would cause problems or look ugly. +# WARNING: Use '\'' to represent an apostrophe within the trap. +# WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug. +trap 'exit_status=$? + # Sanitize IFS. + IFS=" "" $as_nl" + # Save into config.log some information that might help in debugging. + { + echo + + printf "%s\n" "## ---------------- ## +## Cache variables. ## +## ---------------- ##" + echo + # The following way of writing the cache mishandles newlines in values, +( + for ac_var in `(set) 2>&1 | sed -n '\''s/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'\''`; do + eval ac_val=\$$ac_var + case $ac_val in #( + *${as_nl}*) + case $ac_var in #( + *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5 +printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;; + esac + case $ac_var in #( + _ | IFS | as_nl) ;; #( + BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #( + *) { eval $ac_var=; unset $ac_var;} ;; + esac ;; + esac + done + (set) 2>&1 | + case $as_nl`(ac_space='\'' '\''; set) 2>&1` in #( + *${as_nl}ac_space=\ *) + sed -n \ + "s/'\''/'\''\\\\'\'''\''/g; + s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\''\\2'\''/p" + ;; #( + *) + sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p" + ;; + esac | + sort +) + echo + + printf "%s\n" "## ----------------- ## +## Output variables. ## +## ----------------- ##" + echo + for ac_var in $ac_subst_vars + do + eval ac_val=\$$ac_var + case $ac_val in + *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;; + esac + printf "%s\n" "$ac_var='\''$ac_val'\''" + done | sort + echo + + if test -n "$ac_subst_files"; then + printf "%s\n" "## ------------------- ## +## File substitutions. ## +## ------------------- ##" + echo + for ac_var in $ac_subst_files + do + eval ac_val=\$$ac_var + case $ac_val in + *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;; + esac + printf "%s\n" "$ac_var='\''$ac_val'\''" + done | sort + echo + fi + + if test -s confdefs.h; then + printf "%s\n" "## ----------- ## +## confdefs.h. ## +## ----------- ##" + echo + cat confdefs.h + echo + fi + test "$ac_signal" != 0 && + printf "%s\n" "$as_me: caught signal $ac_signal" + printf "%s\n" "$as_me: exit $exit_status" + } >&5 + rm -f core *.core core.conftest.* && + rm -f -r conftest* confdefs* conf$$* $ac_clean_files && + exit $exit_status +' 0 +for ac_signal in 1 2 13 15; do + trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal +done +ac_signal=0 + +# confdefs.h avoids OS command line length limits that DEFS can exceed. +rm -f -r conftest* confdefs.h + +printf "%s\n" "/* confdefs.h */" > confdefs.h + +# Predefined preprocessor variables. + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_NAME "$PACKAGE_NAME" +_ACEOF + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_TARNAME "$PACKAGE_TARNAME" +_ACEOF + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_VERSION "$PACKAGE_VERSION" +_ACEOF + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_STRING "$PACKAGE_STRING" +_ACEOF + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT" +_ACEOF + +cat >>confdefs.h <<_ACEOF +#define PACKAGE_URL "$PACKAGE_URL" +_ACEOF + + +# Let the site file select an alternate cache file if it wants to. +# Prefer an explicitly selected file to automatically selected ones. +ac_site_file1=NONE +ac_site_file2=NONE +if test -n "$CONFIG_SITE"; then + # We do not want a PATH search for config.site. + case $CONFIG_SITE in #(( + -*) ac_site_file1=./$CONFIG_SITE;; + */*) ac_site_file1=$CONFIG_SITE;; + *) ac_site_file1=./$CONFIG_SITE;; + esac +elif test "x$prefix" != xNONE; then + ac_site_file1=$prefix/share/config.site + ac_site_file2=$prefix/etc/config.site +else + ac_site_file1=$ac_default_prefix/share/config.site + ac_site_file2=$ac_default_prefix/etc/config.site +fi +for ac_site_file in "$ac_site_file1" "$ac_site_file2" +do + test "x$ac_site_file" = xNONE && continue + if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5 +printf "%s\n" "$as_me: loading site script $ac_site_file" >&6;} + sed 's/^/| /' "$ac_site_file" >&5 + . "$ac_site_file" \ + || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "failed to load site script $ac_site_file +See \`config.log' for more details" "$LINENO" 5; } + fi +done + +if test -r "$cache_file"; then + # Some versions of bash will fail to source /dev/null (special files + # actually), so we avoid doing that. DJGPP emulates it as a regular file. + if test /dev/null != "$cache_file" && test -f "$cache_file"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5 +printf "%s\n" "$as_me: loading cache $cache_file" >&6;} + case $cache_file in + [\\/]* | ?:[\\/]* ) . "$cache_file";; + *) . "./$cache_file";; + esac + fi +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5 +printf "%s\n" "$as_me: creating cache $cache_file" >&6;} + >$cache_file +fi + +as_fn_append ac_header_list " sys/types.h" +as_fn_append ac_header_list " sys/stat.h" +as_fn_append ac_header_list " strings.h" +as_fn_append ac_header_list " inttypes.h" +as_fn_append ac_header_list " stdint.h" +as_fn_append ac_header_list " unistd.h" +as_fn_append ac_header_list " sys/param.h" +as_fn_append ac_func_list " _set_invalid_parameter_handler" +as_fn_append ac_header_list " sys/socket.h" +as_fn_append ac_func_list " fchdir" +as_fn_append ac_header_list " dirent.h" +as_fn_append ac_func_list " fdopendir" +as_fn_append ac_func_list " strerror_r" +as_fn_append ac_func_list " fcntl" +as_fn_append ac_func_list " symlink" +as_fn_append ac_func_list " mempcpy" +as_fn_append ac_func_list " vasnprintf" +as_fn_append ac_header_list " features.h" +as_fn_append ac_func_list " snprintf" +as_fn_append ac_func_list " fpurge" +as_fn_append ac_func_list " __fpurge" +as_fn_append ac_func_list " __freading" +as_fn_append ac_func_list " __fseterr" +as_fn_append ac_func_list " fstatat" +as_fn_append ac_func_list " fsync" +as_fn_append ac_func_list " getdtablesize" +gl_getopt_required=GNU +as_fn_append ac_header_list " getopt.h" +as_fn_append ac_func_list " gettimeofday" +as_fn_append ac_func_list " nanotime" +as_fn_append ac_header_list " sys/time.h" +as_fn_append ac_func_list " lstat" +as_fn_append ac_header_list " math.h" +as_fn_append ac_header_list " sys/mman.h" +as_fn_append ac_func_list " mprotect" +as_fn_append ac_func_list " openat" +as_fn_append ac_func_list " __xpg_strerror_r" +gl_printf_safe=yes +as_fn_append ac_header_list " wchar.h" +as_fn_append ac_func_list " strdup" +as_fn_append ac_func_list " catgets" +as_fn_append ac_func_list " pipe" +as_fn_append ac_func_list " unlinkat" +as_fn_append ac_header_list " utime.h" +as_fn_append ac_func_list " futimes" +as_fn_append ac_func_list " futimesat" +as_fn_append ac_func_list " futimens" +as_fn_append ac_func_list " utimensat" +as_fn_append ac_func_list " lutimes" +as_fn_append ac_header_list " fcntl.h" +as_fn_append ac_header_list " limits.h" +as_fn_append ac_header_list " memory.h" +as_fn_append ac_header_list " time.h" +as_fn_append ac_func_list " chown" +as_fn_append ac_func_list " fchmod" +as_fn_append ac_func_list " fchown" +as_fn_append ac_func_list " siginterrupt" +# Check that the precious variables saved in the cache have kept the same +# value. +ac_cache_corrupted=false +for ac_var in $ac_precious_vars; do + eval ac_old_set=\$ac_cv_env_${ac_var}_set + eval ac_new_set=\$ac_env_${ac_var}_set + eval ac_old_val=\$ac_cv_env_${ac_var}_value + eval ac_new_val=\$ac_env_${ac_var}_value + case $ac_old_set,$ac_new_set in + set,) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5 +printf "%s\n" "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;} + ac_cache_corrupted=: ;; + ,set) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5 +printf "%s\n" "$as_me: error: \`$ac_var' was not set in the previous run" >&2;} + ac_cache_corrupted=: ;; + ,);; + *) + if test "x$ac_old_val" != "x$ac_new_val"; then + # differences in whitespace do not lead to failure. + ac_old_val_w=`echo x $ac_old_val` + ac_new_val_w=`echo x $ac_new_val` + if test "$ac_old_val_w" != "$ac_new_val_w"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5 +printf "%s\n" "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;} + ac_cache_corrupted=: + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5 +printf "%s\n" "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;} + eval $ac_var=\$ac_old_val + fi + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: former value: \`$ac_old_val'" >&5 +printf "%s\n" "$as_me: former value: \`$ac_old_val'" >&2;} + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: current value: \`$ac_new_val'" >&5 +printf "%s\n" "$as_me: current value: \`$ac_new_val'" >&2;} + fi;; + esac + # Pass precious variables to config.status. + if test "$ac_new_set" = set; then + case $ac_new_val in + *\'*) ac_arg=$ac_var=`printf "%s\n" "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;; + *) ac_arg=$ac_var=$ac_new_val ;; + esac + case " $ac_configure_args " in + *" '$ac_arg' "*) ;; # Avoid dups. Use of quotes ensures accuracy. + *) as_fn_append ac_configure_args " '$ac_arg'" ;; + esac + fi +done +if $ac_cache_corrupted; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5 +printf "%s\n" "$as_me: error: changes in the environment can compromise the build" >&2;} + as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5 +fi +## -------------------- ## +## Main body of script. ## +## -------------------- ## + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + + + +ac_aux_dir= +for ac_dir in build-aux "$srcdir"/build-aux +do + if test -f "$ac_dir/install-sh"; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install-sh -c" + break + elif test -f "$ac_dir/install.sh"; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/install.sh -c" + break + elif test -f "$ac_dir/shtool"; then + ac_aux_dir=$ac_dir + ac_install_sh="$ac_aux_dir/shtool install -c" + break + fi +done +if test -z "$ac_aux_dir"; then + as_fn_error $? "cannot find install-sh, install.sh, or shtool in build-aux \"$srcdir\"/build-aux" "$LINENO" 5 +fi + +# These three variables are undocumented and unsupported, +# and are intended to be withdrawn in a future Autoconf release. +# They can cause serious problems if a builder's source tree is in a directory +# whose full name contains unusual characters. +ac_config_guess="$SHELL $ac_aux_dir/config.guess" # Please don't use this var. +ac_config_sub="$SHELL $ac_aux_dir/config.sub" # Please don't use this var. +ac_configure="$SHELL $ac_aux_dir/configure" # Please don't use this var. + + + +ac_config_headers="$ac_config_headers lib/config.h:lib/config.hin" + +am__api_version='1.99a' + +# Find a good install program. We prefer a C program (faster), +# so one script is as good as another. But avoid the broken or +# incompatible versions: +# SysV /etc/install, /usr/sbin/install +# SunOS /usr/etc/install +# IRIX /sbin/install +# AIX /bin/install +# AmigaOS /C/install, which installs bootblocks on floppy discs +# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag +# AFS /usr/afsws/bin/install, which mishandles nonexistent args +# SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff" +# OS/2's system install, which has a completely different semantic +# ./install, which can be erroneously created by make from ./install.sh. +# Reject install programs that cannot install multiple files. +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5 +printf %s "checking for a BSD-compatible install... " >&6; } +if test -z "$INSTALL"; then +if test ${ac_cv_path_install+y} +then : + printf %s "(cached) " >&6 +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + # Account for fact that we put trailing slashes in our PATH walk. +case $as_dir in #(( + ./ | /[cC]/* | \ + /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \ + ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \ + /usr/ucb/* ) ;; + *) + # OSF1 and SCO ODT 3.0 have their own names for install. + # Don't use installbsd from OSF since it installs stuff as root + # by default. + for ac_prog in ginstall scoinst install; do + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_prog$ac_exec_ext"; then + if test $ac_prog = install && + grep dspmsg "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then + # AIX install. It has an incompatible calling convention. + : + elif test $ac_prog = install && + grep pwplus "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then + # program-specific install script used by HP pwplus--don't use. + : + else + rm -rf conftest.one conftest.two conftest.dir + echo one > conftest.one + echo two > conftest.two + mkdir conftest.dir + if "$as_dir$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" && + test -s conftest.one && test -s conftest.two && + test -s conftest.dir/conftest.one && + test -s conftest.dir/conftest.two + then + ac_cv_path_install="$as_dir$ac_prog$ac_exec_ext -c" + break 3 + fi + fi + fi + done + done + ;; +esac + + done +IFS=$as_save_IFS + +rm -rf conftest.one conftest.two conftest.dir + +fi + if test ${ac_cv_path_install+y}; then + INSTALL=$ac_cv_path_install + else + # As a last resort, use the slow shell script. Don't cache a + # value for INSTALL within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the value is a relative name. + INSTALL=$ac_install_sh + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5 +printf "%s\n" "$INSTALL" >&6; } + +# Use test -z because SunOS4 sh mishandles braces in ${var-val}. +# It thinks the first close brace ends the variable substitution. +test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}' + +test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}' + +test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644' + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether build environment is sane" >&5 +printf %s "checking whether build environment is sane... " >&6; } +# Reject unsafe characters in $srcdir or the absolute working directory +# name. Accept space and tab only in the latter. +am_lf=' +' +case `pwd` in + *[\\\"\#\$\&\'\`$am_lf]*) + as_fn_error $? "unsafe absolute working directory name" "$LINENO" 5;; +esac +case $srcdir in + *[\\\"\#\$\&\'\`$am_lf\ \ ]*) + as_fn_error $? "unsafe srcdir value: '$srcdir'" "$LINENO" 5;; +esac + +# Do 'set' in a subshell so we don't clobber the current shell's +# arguments. Must try -L first in case configure is actually a +# symlink; some systems play weird games with the mod time of symlinks +# (eg FreeBSD returns the mod time of the symlink's containing +# directory). +if ( + am_has_slept=no + for am_try in 1 2; do + echo "timestamp, slept: $am_has_slept" > conftest.file + set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null` + if test "$*" = "X"; then + # -L didn't work. + set X `ls -t "$srcdir/configure" conftest.file` + fi + if test "$*" != "X $srcdir/configure conftest.file" \ + && test "$*" != "X conftest.file $srcdir/configure"; then + + # If neither matched, then we have a broken ls. This can happen + # if, for instance, CONFIG_SHELL is bash and it inherits a + # broken ls alias from the environment. This has actually + # happened. Such a system could not be considered "sane". + as_fn_error $? "ls -t appears to fail. Make sure there is not a broken + alias in your environment" "$LINENO" 5 + fi + if test "$2" = conftest.file || test $am_try -eq 2; then + break + fi + # Just in case. + sleep 1 + am_has_slept=yes + done + test "$2" = conftest.file + ) +then + # Ok. + : +else + as_fn_error $? "newly created file is older than distributed files! +Check your system clock" "$LINENO" 5 +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +printf "%s\n" "yes" >&6; } +# If we didn't sleep, we still need to ensure time stamps of config.status and +# generated files are strictly newer. +am_sleep_pid= +if grep 'slept: no' conftest.file >/dev/null 2>&1; then + ( sleep 1 ) & + am_sleep_pid=$! +fi + +rm -f conftest.file + +test "$program_prefix" != NONE && + program_transform_name="s&^&$program_prefix&;$program_transform_name" +# Use a double $ so make ignores it. +test "$program_suffix" != NONE && + program_transform_name="s&\$&$program_suffix&;$program_transform_name" +# Double any \ or $. +# By default was `s,x,x', remove it if useless. +ac_script='s/[\\$]/&&/g;s/;s,x,x,$//' +program_transform_name=`printf "%s\n" "$program_transform_name" | sed "$ac_script"` + +# Expand $ac_aux_dir to an absolute path. +am_aux_dir=`cd "$ac_aux_dir" && pwd` + +if test x"${MISSING+set}" != xset; then + case $am_aux_dir in + *\ * | *\ *) + MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;; + *) + MISSING="\${SHELL} $am_aux_dir/missing" ;; + esac +fi +# Use eval to expand $SHELL +if eval "$MISSING --is-lightweight"; then + am_missing_run="$MISSING " +else + am_missing_run= + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: 'missing' script is too old or missing" >&5 +printf "%s\n" "$as_me: WARNING: 'missing' script is too old or missing" >&2;} +fi + +if test x"${install_sh+set}" != xset; then + case $am_aux_dir in + *\ * | *\ *) + install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;; + *) + install_sh="\${SHELL} $am_aux_dir/install-sh" + esac +fi + +# Installed binaries are usually stripped using 'strip' when the user +# run "make install-strip". However 'strip' might not be the right +# tool to use in cross-compilation environments, therefore Automake +# will honor the 'STRIP' environment variable to overrule this program. +if test "$cross_compiling" != no; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args. +set dummy ${ac_tool_prefix}strip; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_STRIP+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$STRIP"; then + ac_cv_prog_STRIP="$STRIP" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_STRIP="${ac_tool_prefix}strip" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +STRIP=$ac_cv_prog_STRIP +if test -n "$STRIP"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5 +printf "%s\n" "$STRIP" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_STRIP"; then + ac_ct_STRIP=$STRIP + # Extract the first word of "strip", so it can be a program name with args. +set dummy strip; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_ac_ct_STRIP+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$ac_ct_STRIP"; then + ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_STRIP="strip" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP +if test -n "$ac_ct_STRIP"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5 +printf "%s\n" "$ac_ct_STRIP" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + if test "x$ac_ct_STRIP" = x; then + STRIP=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + STRIP=$ac_ct_STRIP + fi +else + STRIP="$ac_cv_prog_STRIP" +fi + +fi +INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a thread-safe mkdir -p" >&5 +printf %s "checking for a thread-safe mkdir -p... " >&6; } +if test -z "$MKDIR_P"; then + if test ${ac_cv_path_mkdir+y} +then : + printf %s "(cached) " >&6 +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/opt/sfw/bin +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_prog in mkdir gmkdir; do + for ac_exec_ext in '' $ac_executable_extensions; do + as_fn_executable_p "$as_dir$ac_prog$ac_exec_ext" || continue + case `"$as_dir$ac_prog$ac_exec_ext" --version 2>&1` in #( + 'mkdir ('*'coreutils) '* | \ + 'BusyBox '* | \ + 'mkdir (fileutils) '4.1*) + ac_cv_path_mkdir=$as_dir$ac_prog$ac_exec_ext + break 3;; + esac + done + done + done +IFS=$as_save_IFS + +fi + + test -d ./--version && rmdir ./--version + if test ${ac_cv_path_mkdir+y}; then + MKDIR_P="$ac_cv_path_mkdir -p" + else + # As a last resort, use the slow shell script. Don't cache a + # value for MKDIR_P within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the value is a relative name. + MKDIR_P="$ac_install_sh -d" + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5 +printf "%s\n" "$MKDIR_P" >&6; } + +for ac_prog in gawk mawk nawk awk +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_AWK+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$AWK"; then + ac_cv_prog_AWK="$AWK" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_AWK="$ac_prog" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +AWK=$ac_cv_prog_AWK +if test -n "$AWK"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5 +printf "%s\n" "$AWK" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + + test -n "$AWK" && break +done + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5 +printf %s "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; } +set x ${MAKE-make} +ac_make=`printf "%s\n" "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'` +if eval test \${ac_cv_prog_make_${ac_make}_set+y} +then : + printf %s "(cached) " >&6 +else + cat >conftest.make <<\_ACEOF +SHELL = /bin/sh +all: + @echo '@@@%%%=$(MAKE)=@@@%%%' +_ACEOF +# GNU make sometimes prints "make[1]: Entering ...", which would confuse us. +case `${MAKE-make} -f conftest.make 2>/dev/null` in + *@@@%%%=?*=@@@%%%*) + eval ac_cv_prog_make_${ac_make}_set=yes;; + *) + eval ac_cv_prog_make_${ac_make}_set=no;; +esac +rm -f conftest.make +fi +if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +printf "%s\n" "yes" >&6; } + SET_MAKE= +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } + SET_MAKE="MAKE=${MAKE-make}" +fi + +# Check whether --enable-silent-rules was given. +if test ${enable_silent_rules+y} +then : + enableval=$enable_silent_rules; +fi + +case $enable_silent_rules in # ((( + yes) AM_DEFAULT_VERBOSITY=0;; + no) AM_DEFAULT_VERBOSITY=1;; + *) AM_DEFAULT_VERBOSITY=1;; +esac +am_make=${MAKE-make} +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5 +printf %s "checking whether $am_make supports nested variables... " >&6; } +if test ${am_cv_make_support_nested_variables+y} +then : + printf %s "(cached) " >&6 +else + if printf "%s\n" 'TRUE=$(BAR$(V)) +BAR0=false +BAR1=true +V=1 +am__doit: + @$(TRUE) +.PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then + am_cv_make_support_nested_variables=yes +else + am_cv_make_support_nested_variables=no +fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5 +printf "%s\n" "$am_cv_make_support_nested_variables" >&6; } +if test $am_cv_make_support_nested_variables = yes; then + AM_V='$(V)' + AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' +else + AM_V=$AM_DEFAULT_VERBOSITY + AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY +fi +AM_BACKSLASH='\' + +mkdir_p='$(MKDIR_P)' +if test "`cd $srcdir && pwd`" != "`pwd`"; then + # Use -I$(srcdir) only when $(srcdir) != ., so that make's output + # is not polluted with repeated "-I." + am__isrc=' -I$(srcdir)' + # test to see if srcdir already configured + if test -f $srcdir/config.status; then + as_fn_error $? "source directory already configured; run \"make distclean\" there first" "$LINENO" 5 + fi +fi + +# test whether we have cygpath +if test -z "$CYGPATH_W"; then + if (cygpath --version) >/dev/null 2>/dev/null; then + CYGPATH_W='cygpath -w' + else + CYGPATH_W=echo + fi +fi + + +# Define the identity of the package. + PACKAGE='gzip' + VERSION='1.8' + + +cat >>confdefs.h <<_ACEOF +#define PACKAGE "$PACKAGE" +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define VERSION "$VERSION" +_ACEOF + +# Some tools Automake needs. + +ACLOCAL=${ACLOCAL-"${am_missing_run}aclocal-${am__api_version}"} + + +AUTOCONF=${AUTOCONF-"${am_missing_run}autoconf"} + + +AUTOMAKE=${AUTOMAKE-"${am_missing_run}automake-${am__api_version}"} + + +AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"} + + +MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"} + +# We need awk for the "check" target (and possibly the TAP driver). The +# system "awk" is bad on some platforms. +# Always define AMTAR for backward compatibility. Yes, it's still used +# in the wild :-( We should find a proper way to deprecate it ... +AMTAR='$${TAR-tar}' + + +# We'll loop over all known methods to create a tar archive until one works. +_am_tools='gnutar pax cpio none' + +am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -' + + + + + + +# POSIX will say in a future version that running "rm -f" with no argument +# is OK; and we want to be able to make that assumption in our Makefile +# recipes. So use an aggressive probe to check that the usage we want is +# actually supported "in the wild" to an acceptable degree. +# See automake bug#10828. +# To make any issue more visible, cause the running configure to be aborted +# by default if the 'rm' program in use doesn't match our expectations; the +# user can still override this though. +if rm -f && rm -fr && rm -rf; then : OK; else + cat >&2 <<'END' +Oops! + +Your 'rm' program seems unable to run without file operands specified +on the command line, even when the '-f' option is present. This is contrary +to the behaviour of most rm programs out there, and not conforming with +the upcoming POSIX standard: + +Please tell bug-automake@gnu.org about your system, including the value +of your $PATH and any error possibly output before this message. This +can help us improve future automake versions. + +END + if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then + echo 'Configuration will proceed anyway, since you have set the' >&2 + echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2 + echo >&2 + else + cat >&2 <<'END' +Aborting the configuration process, to ensure you take notice of the issue. + +You can download and install GNU coreutils to get an 'rm' implementation +that behaves properly: . + +If you want to complete the configuration process using your problematic +'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM +to "yes", and re-run configure. + +END + as_fn_error $? "Your 'rm' program is bad, sorry." "$LINENO" 5 + fi +fi + +# Check whether --enable-silent-rules was given. +if test ${enable_silent_rules+y} +then : + enableval=$enable_silent_rules; +fi + +case $enable_silent_rules in # ((( + yes) AM_DEFAULT_VERBOSITY=0;; + no) AM_DEFAULT_VERBOSITY=1;; + *) AM_DEFAULT_VERBOSITY=0;; +esac +am_make=${MAKE-make} +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5 +printf %s "checking whether $am_make supports nested variables... " >&6; } +if test ${am_cv_make_support_nested_variables+y} +then : + printf %s "(cached) " >&6 +else + if printf "%s\n" 'TRUE=$(BAR$(V)) +BAR0=false +BAR1=true +V=1 +am__doit: + @$(TRUE) +.PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then + am_cv_make_support_nested_variables=yes +else + am_cv_make_support_nested_variables=no +fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5 +printf "%s\n" "$am_cv_make_support_nested_variables" >&6; } +if test $am_cv_make_support_nested_variables = yes; then + AM_V='$(V)' + AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' +else + AM_V=$AM_DEFAULT_VERBOSITY + AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY +fi +AM_BACKSLASH='\' + # make --enable-silent-rules the default. + + + + + + +DEPDIR=.deps + +ac_config_commands="$ac_config_commands depfiles" + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} supports the include directive" >&5 +printf %s "checking whether ${MAKE-make} supports the include directive... " >&6; } +cat > confinc.mk << 'END' +am__doit: + @echo this is the am__doit target >confinc.out +.PHONY: am__doit +END +am__include="#" +am__quote= +# BSD make does it like this. +echo '.include "confinc.mk" # ignored' > confmf.BSD +# Other make implementations (GNU, Solaris 10, AIX) do it like this. +echo 'include confinc.mk # ignored' > confmf.GNU +_am_result=no +for s in GNU BSD; do + { echo "$as_me:$LINENO: ${MAKE-make} -f confmf.$s && cat confinc.out" >&5 + (${MAKE-make} -f confmf.$s && cat confinc.out) >&5 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } + case $?:`cat confinc.out 2>/dev/null` in #( + '0:this is the am__doit target') : + case $s in #( + BSD) : + am__include='.include' am__quote='"' ;; #( + *) : + am__include='include' am__quote='' ;; +esac ;; #( + *) : + ;; +esac + if test "$am__include" != "#"; then + _am_result="yes ($s style)" + break + fi +done +rm -f confinc.* confmf.* +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${_am_result}" >&5 +printf "%s\n" "${_am_result}" >&6; } + +# Check whether --enable-dependency-tracking was given. +if test ${enable_dependency_tracking+y} +then : + enableval=$enable_dependency_tracking; +fi + +if test "x$enable_dependency_tracking" != xno; then + am_depcomp="$ac_aux_dir/depcomp" + AMDEPBACKSLASH='\' + am__nodep='_no' +fi + if test "x$enable_dependency_tracking" != xno; then + AMDEP_TRUE= + AMDEP_FALSE='#' +else + AMDEP_TRUE='#' + AMDEP_FALSE= +fi + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. +set dummy ${ac_tool_prefix}gcc; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_CC+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}gcc" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +printf "%s\n" "$CC" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "gcc", so it can be a program name with args. +set dummy gcc; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_ac_ct_CC+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="gcc" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +printf "%s\n" "$ac_ct_CC" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +else + CC="$ac_cv_prog_CC" +fi + +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. +set dummy ${ac_tool_prefix}cc; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_CC+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="${ac_tool_prefix}cc" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +printf "%s\n" "$CC" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + + fi +fi +if test -z "$CC"; then + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_CC+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_prog_rejected=no +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + if test "$as_dir$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue + fi + ac_cv_prog_CC="cc" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +if test $ac_prog_rejected = yes; then + # We found a bogon in the path, so make sure we never use it. + set dummy $ac_cv_prog_CC + shift + if test $# != 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set CC to just the basename; use the full file name. + shift + ac_cv_prog_CC="$as_dir$ac_word${1+' '}$@" + fi +fi +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +printf "%s\n" "$CC" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + +fi +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + for ac_prog in cl.exe + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_CC+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_CC="$ac_tool_prefix$ac_prog" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +printf "%s\n" "$CC" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + + test -n "$CC" && break + done +fi +if test -z "$CC"; then + ac_ct_CC=$CC + for ac_prog in cl.exe +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_ac_ct_CC+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_CC="$ac_prog" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +printf "%s\n" "$ac_ct_CC" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + + test -n "$ac_ct_CC" && break +done + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +fi + +fi + + +test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "no acceptable C compiler found in \$PATH +See \`config.log' for more details" "$LINENO" 5; } + +# Provide some information about the compiler. +printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5 +set X $ac_compile +ac_compiler=$2 +for ac_option in --version -v -V -qversion -version; do + { { ac_try="$ac_compiler $ac_option >&5" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_compiler $ac_option >&5") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + sed '10a\ +... rest of stderr output deleted ... + 10q' conftest.err >conftest.er1 + cat conftest.er1 >&5 + fi + rm -f conftest.er1 conftest.err + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } +done + +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out" +# Try to create an executable without -o first, disregard a.out. +# It will help us diagnose broken compilers, and finding out an intuition +# of exeext. +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5 +printf %s "checking whether the C compiler works... " >&6; } +ac_link_default=`printf "%s\n" "$ac_link" | sed 's/ -o *conftest[^ ]*//'` + +# The possible output files: +ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*" + +ac_rmfiles= +for ac_file in $ac_files +do + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + * ) ac_rmfiles="$ac_rmfiles $ac_file";; + esac +done +rm -f $ac_rmfiles + +if { { ac_try="$ac_link_default" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_link_default") 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } +then : + # Autoconf-2.13 could set the ac_cv_exeext variable to `no'. +# So ignore a value of `no', otherwise this would lead to `EXEEXT = no' +# in a Makefile. We should not override ac_cv_exeext if it was cached, +# so that the user can short-circuit this test for compilers unknown to +# Autoconf. +for ac_file in $ac_files '' +do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) + ;; + [ab].out ) + # We found the default executable, but exeext='' is most + # certainly right. + break;; + *.* ) + if test ${ac_cv_exeext+y} && test "$ac_cv_exeext" != no; + then :; else + ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + fi + # We set ac_cv_exeext here because the later test for it is not + # safe: cross compilers may not add the suffix if given an `-o' + # argument, so we may need to know it at that point already. + # Even if this section looks crufty: it has the advantage of + # actually working. + break;; + * ) + break;; + esac +done +test "$ac_cv_exeext" = no && ac_cv_exeext= + +else + ac_file='' +fi +if test -z "$ac_file" +then : + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +printf "%s\n" "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error 77 "C compiler cannot create executables +See \`config.log' for more details" "$LINENO" 5; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +printf "%s\n" "yes" >&6; } +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5 +printf %s "checking for C compiler default output file name... " >&6; } +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5 +printf "%s\n" "$ac_file" >&6; } +ac_exeext=$ac_cv_exeext + +rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out +ac_clean_files=$ac_clean_files_save +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5 +printf %s "checking for suffix of executables... " >&6; } +if { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } +then : + # If both `conftest.exe' and `conftest' are `present' (well, observable) +# catch `conftest.exe'. For instance with Cygwin, `ls conftest' will +# work properly (i.e., refer to `conftest.exe'), while it won't with +# `rm'. +for ac_file in conftest.exe conftest conftest.*; do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + break;; + * ) break;; + esac +done +else + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot compute suffix of executables: cannot compile and link +See \`config.log' for more details" "$LINENO" 5; } +fi +rm -f conftest conftest$ac_cv_exeext +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5 +printf "%s\n" "$ac_cv_exeext" >&6; } + +rm -f conftest.$ac_ext +EXEEXT=$ac_cv_exeext +ac_exeext=$EXEEXT +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +FILE *f = fopen ("conftest.out", "w"); + return ferror (f) || fclose (f) != 0; + + ; + return 0; +} +_ACEOF +ac_clean_files="$ac_clean_files conftest.out" +# Check that the compiler produces executables we can run. If not, either +# the compiler is broken, or we cross compile. +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5 +printf %s "checking whether we are cross compiling... " >&6; } +if test "$cross_compiling" = maybe && test "x$build" != "x$host"; then + cross_compiling=yes +elif test "$cross_compiling" != yes; then + { { ac_try="$ac_link" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_link") 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } + if { ac_try='./conftest$ac_cv_exeext' + { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; }; then + cross_compiling=no + else + if test "$cross_compiling" = maybe; then + cross_compiling=yes + else + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot run C compiled programs. +If you meant to cross compile, use \`--host'. +See \`config.log' for more details" "$LINENO" 5; } + fi + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5 +printf "%s\n" "$cross_compiling" >&6; } + +rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out +ac_clean_files=$ac_clean_files_save +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5 +printf %s "checking for suffix of object files... " >&6; } +if test ${ac_cv_objext+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +rm -f conftest.o conftest.obj +if { { ac_try="$ac_compile" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +printf "%s\n" "$ac_try_echo"; } >&5 + (eval "$ac_compile") 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } +then : + for ac_file in conftest.o conftest.obj conftest.*; do + test -f "$ac_file" || continue; + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;; + *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'` + break;; + esac +done +else + printf "%s\n" "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot compute suffix of object files: cannot compile +See \`config.log' for more details" "$LINENO" 5; } +fi +rm -f conftest.$ac_cv_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5 +printf "%s\n" "$ac_cv_objext" >&6; } +OBJEXT=$ac_cv_objext +ac_objext=$OBJEXT +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5 +printf %s "checking whether the compiler supports GNU C... " >&6; } +if test ${ac_cv_c_compiler_gnu+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ +#ifndef __GNUC__ + choke me +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_compiler_gnu=yes +else + ac_compiler_gnu=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +ac_cv_c_compiler_gnu=$ac_compiler_gnu + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5 +printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; } +if test $ac_compiler_gnu = yes; then + GCC=yes +else + GCC= +fi +ac_test_CFLAGS=${CFLAGS+y} +ac_save_CFLAGS=$CFLAGS +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5 +printf %s "checking whether $CC accepts -g... " >&6; } +if test ${ac_cv_prog_cc_g+y} +then : + printf %s "(cached) " >&6 +else + ac_save_c_werror_flag=$ac_c_werror_flag + ac_c_werror_flag=yes + ac_cv_prog_cc_g=no + CFLAGS="-g" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_prog_cc_g=yes +else + CFLAGS="" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + +else + ac_c_werror_flag=$ac_save_c_werror_flag + CFLAGS="-g" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_prog_cc_g=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_c_werror_flag=$ac_save_c_werror_flag +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5 +printf "%s\n" "$ac_cv_prog_cc_g" >&6; } +if test $ac_test_CFLAGS; then + CFLAGS=$ac_save_CFLAGS +elif test $ac_cv_prog_cc_g = yes; then + if test "$GCC" = yes; then + CFLAGS="-g -O2" + else + CFLAGS="-g" + fi +else + if test "$GCC" = yes; then + CFLAGS="-O2" + else + CFLAGS= + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5 +printf %s "checking for $CC option to enable C11 features... " >&6; } +if test ${ac_cv_prog_cc_c11+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_prog_cc_c11=no +ac_save_CC=$CC +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#include +#include +#include + +// Check varargs macros. These examples are taken from C99 6.10.3.5. +#define debug(...) fprintf (stderr, __VA_ARGS__) +#define showlist(...) puts (#__VA_ARGS__) +#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__)) +static void +test_varargs_macros (void) +{ + int x = 1234; + int y = 5678; + debug ("Flag"); + debug ("X = %d\n", x); + showlist (The first, second, and third items.); + report (x>y, "x is %d but y is %d", x, y); +} + +// Check long long types. +#define BIG64 18446744073709551615ull +#define BIG32 4294967295ul +#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0) +#if !BIG_OK + your preprocessor is broken; +#endif +#if BIG_OK +#else + your preprocessor is broken; +#endif +static long long int bignum = -9223372036854775807LL; +static unsigned long long int ubignum = BIG64; + +struct incomplete_array +{ + int datasize; + double data[]; +}; + +struct named_init { + int number; + const wchar_t *name; + double average; +}; + +typedef const char *ccp; + +static inline int +test_restrict (ccp restrict text) +{ + // See if C++-style comments work. + // Iterate through items via the restricted pointer. + // Also check for declarations in for loops. + for (unsigned int i = 0; *(text+i) != '\0'; ++i) + continue; + return 0; +} + +// Check varargs and va_copy. +static bool +test_varargs (const char *format, ...) +{ + va_list args; + va_start (args, format); + va_list args_copy; + va_copy (args_copy, args); + + const char *str = ""; + int number = 0; + float fnumber = 0; + + while (*format) + { + switch (*format++) + { + case 's': // string + str = va_arg (args_copy, const char *); + break; + case 'd': // int + number = va_arg (args_copy, int); + break; + case 'f': // float + fnumber = va_arg (args_copy, double); + break; + default: + break; + } + } + va_end (args_copy); + va_end (args); + + return *str && number && fnumber; +} +// Check _Alignas. +char _Alignas (double) aligned_as_double; +char _Alignas (0) no_special_alignment; +extern char aligned_as_int; +char _Alignas (0) _Alignas (int) aligned_as_int; + +// Check _Alignof. +enum +{ + int_alignment = _Alignof (int), + int_array_alignment = _Alignof (int[100]), + char_alignment = _Alignof (char) +}; +_Static_assert (0 < -_Alignof (int), "_Alignof is signed"); + +// Check _Noreturn. +int _Noreturn does_not_return (void) { for (;;) continue; } + +// Check _Static_assert. +struct test_static_assert +{ + int x; + _Static_assert (sizeof (int) <= sizeof (long int), + "_Static_assert does not work in struct"); + long int y; +}; + +// Check UTF-8 literals. +#define u8 syntax error! +char const utf8_literal[] = u8"happens to be ASCII" "another string"; + +// Check duplicate typedefs. +typedef long *long_ptr; +typedef long int *long_ptr; +typedef long_ptr long_ptr; + +// Anonymous structures and unions -- taken from C11 6.7.2.1 Example 1. +struct anonymous +{ + union { + struct { int i; int j; }; + struct { int k; long int l; } w; + }; + int m; +} v1; + +int +main (void) +{ + + // Check bool. + _Bool success = false; + + // Check restrict. + if (test_restrict ("String literal") == 0) + success = true; + char *restrict newvar = "Another string"; + + // Check varargs. + success &= test_varargs ("s, d' f .", "string", 65, 34.234); + test_varargs_macros (); + + // Check flexible array members. + struct incomplete_array *ia = + malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10)); + ia->datasize = 10; + for (int i = 0; i < ia->datasize; ++i) + ia->data[i] = i * 1.234; + + // Check named initializers. + struct named_init ni = { + .number = 34, + .name = L"Test wide string", + .average = 543.34343, + }; + + ni.number = 58; + + int dynamic_array[ni.number]; + dynamic_array[ni.number - 1] = 543; + + // work around unused variable warnings + return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x' + || dynamic_array[ni.number - 1] != 543); + + v1.i = 2; + v1.w.k = 5; + _Static_assert (&v1.i == &v1.w.k, "Anonymous union alignment botch"); + + ; + return 0; +} +_ACEOF +for ac_arg in '' -std=gnu11 +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_prog_cc_c11=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c11" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +ac_prog_cc_stdc_options= +case "x$ac_cv_prog_cc_c11" in + x) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +printf "%s\n" "none needed" >&6; } ;; + xno) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +printf "%s\n" "unsupported" >&6; } ;; + *) + ac_prog_cc_stdc_options=" $ac_cv_prog_cc_c11" + CC=$CC$ac_prog_cc_stdc_options + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5 +printf "%s\n" "$ac_cv_prog_cc_c11" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c11" != xno +then : + ac_prog_cc_stdc=c11 + ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c11 +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5 +printf %s "checking for $CC option to enable C99 features... " >&6; } +if test ${ac_cv_prog_cc_c99+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_prog_cc_c99=no +ac_save_CC=$CC +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#include +#include +#include + +// Check varargs macros. These examples are taken from C99 6.10.3.5. +#define debug(...) fprintf (stderr, __VA_ARGS__) +#define showlist(...) puts (#__VA_ARGS__) +#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__)) +static void +test_varargs_macros (void) +{ + int x = 1234; + int y = 5678; + debug ("Flag"); + debug ("X = %d\n", x); + showlist (The first, second, and third items.); + report (x>y, "x is %d but y is %d", x, y); +} + +// Check long long types. +#define BIG64 18446744073709551615ull +#define BIG32 4294967295ul +#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0) +#if !BIG_OK + your preprocessor is broken; +#endif +#if BIG_OK +#else + your preprocessor is broken; +#endif +static long long int bignum = -9223372036854775807LL; +static unsigned long long int ubignum = BIG64; + +struct incomplete_array +{ + int datasize; + double data[]; +}; + +struct named_init { + int number; + const wchar_t *name; + double average; +}; + +typedef const char *ccp; + +static inline int +test_restrict (ccp restrict text) +{ + // See if C++-style comments work. + // Iterate through items via the restricted pointer. + // Also check for declarations in for loops. + for (unsigned int i = 0; *(text+i) != '\0'; ++i) + continue; + return 0; +} + +// Check varargs and va_copy. +static bool +test_varargs (const char *format, ...) +{ + va_list args; + va_start (args, format); + va_list args_copy; + va_copy (args_copy, args); + + const char *str = ""; + int number = 0; + float fnumber = 0; + + while (*format) + { + switch (*format++) + { + case 's': // string + str = va_arg (args_copy, const char *); + break; + case 'd': // int + number = va_arg (args_copy, int); + break; + case 'f': // float + fnumber = va_arg (args_copy, double); + break; + default: + break; + } + } + va_end (args_copy); + va_end (args); + + return *str && number && fnumber; +} +int +main (void) +{ + + // Check bool. + _Bool success = false; + + // Check restrict. + if (test_restrict ("String literal") == 0) + success = true; + char *restrict newvar = "Another string"; + + // Check varargs. + success &= test_varargs ("s, d' f .", "string", 65, 34.234); + test_varargs_macros (); + + // Check flexible array members. + struct incomplete_array *ia = + malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10)); + ia->datasize = 10; + for (int i = 0; i < ia->datasize; ++i) + ia->data[i] = i * 1.234; + + // Check named initializers. + struct named_init ni = { + .number = 34, + .name = L"Test wide string", + .average = 543.34343, + }; + + ni.number = 58; + + int dynamic_array[ni.number]; + dynamic_array[ni.number - 1] = 543; + + // work around unused variable warnings + return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x' + || dynamic_array[ni.number - 1] != 543); + + ; + return 0; +} +_ACEOF +for ac_arg in '' -std=gnu99 -std=c99 -c99 -AC99 -D_STDC_C99= -qlanglvl=extc1x -qlanglvl=extc99 +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_prog_cc_c99=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c99" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +ac_prog_cc_stdc_options= +case "x$ac_cv_prog_cc_c99" in + x) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +printf "%s\n" "none needed" >&6; } ;; + xno) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +printf "%s\n" "unsupported" >&6; } ;; + *) + ac_prog_cc_stdc_options=" $ac_cv_prog_cc_c99" + CC=$CC$ac_prog_cc_stdc_options + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5 +printf "%s\n" "$ac_cv_prog_cc_c99" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c99" != xno +then : + ac_prog_cc_stdc=c99 + ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99 +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5 +printf %s "checking for $CC option to enable C89 features... " >&6; } +if test ${ac_cv_prog_cc_c89+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_prog_cc_c89=no +ac_save_CC=$CC +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +struct stat; +/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ +struct buf { int x; }; +FILE * (*rcsopen) (struct buf *, struct stat *, int); +static char *e (p, i) + char **p; + int i; +{ + return p[i]; +} +static char *f (char * (*g) (char **, int), char **p, ...) +{ + char *s; + va_list v; + va_start (v,p); + s = g (p, va_arg (v,int)); + va_end (v); + return s; +} + +/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has + function prototypes and stuff, but not '\xHH' hex character constants. + These don't provoke an error unfortunately, instead are silently treated + as 'x'. The following induces an error, until -std is added to get + proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an + array size at least. It's necessary to write '\x00'==0 to get something + that's true only with -std. */ +int osf4_cc_array ['\x00' == 0 ? 1 : -1]; + +/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters + inside strings and character constants. */ +#define FOO(x) 'x' +int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1]; + +int test (int i, double x); +struct s1 {int (*f) (int a);}; +struct s2 {int (*f) (double a);}; +int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); +int argc; +char **argv; +int +main (void) +{ +return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; + ; + return 0; +} +_ACEOF +for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \ + -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_prog_cc_c89=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c89" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +ac_prog_cc_stdc_options= +case "x$ac_cv_prog_cc_c89" in + x) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +printf "%s\n" "none needed" >&6; } ;; + xno) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +printf "%s\n" "unsupported" >&6; } ;; + *) + ac_prog_cc_stdc_options=" $ac_cv_prog_cc_c89" + CC=$CC$ac_prog_cc_stdc_options + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5 +printf "%s\n" "$ac_cv_prog_cc_c89" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c89" != xno +then : + ac_prog_cc_stdc=c89 + ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89 +else + ac_prog_cc_stdc=no + ac_cv_prog_cc_stdc=no +fi + +fi + +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC understands -c and -o together" >&5 +printf %s "checking whether $CC understands -c and -o together... " >&6; } +if test ${am_cv_prog_cc_c_o+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF + # Make sure it works both with $CC and with simple cc. + # Following AC_PROG_CC_C_O, we do the test twice because some + # compilers refuse to overwrite an existing .o file with -o, + # though they will create one. + am_cv_prog_cc_c_o=yes + for am_i in 1 2; do + if { echo "$as_me:$LINENO: $CC -c conftest.$ac_ext -o conftest2.$ac_objext" >&5 + ($CC -c conftest.$ac_ext -o conftest2.$ac_objext) >&5 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } \ + && test -f conftest2.$ac_objext; then + : OK + else + am_cv_prog_cc_c_o=no + break + fi + done + rm -f core conftest* + unset am_i +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_prog_cc_c_o" >&5 +printf "%s\n" "$am_cv_prog_cc_c_o" >&6; } +if test "$am_cv_prog_cc_c_o" != yes; then + # Losing compiler, so override with the script. + # FIXME: It is wrong to rewrite CC. + # But if we don't then we get into trouble of one sort or another. + # A longer-term fix would be to have automake use am__CC in this case, + # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)" + CC="$am_aux_dir/compile $CC" +fi +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +depcc="$CC" am_compiler_list= + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5 +printf %s "checking dependency style of $depcc... " >&6; } +if test ${am_cv_CC_dependencies_compiler_type+y} +then : + printf %s "(cached) " >&6 +else + if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then + # We make a subdir and do the tests there. Otherwise we can end up + # making bogus files that we don't know about and never remove. For + # instance it was reported that on HP-UX the gcc test will end up + # making a dummy file named 'D' -- because '-MD' means "put the output + # in D". + rm -rf conftest.dir + mkdir conftest.dir + # Copy depcomp to subdir because otherwise we won't find it if we're + # using a relative directory. + cp "$am_depcomp" conftest.dir + cd conftest.dir + # We will build objects and dependencies in a subdirectory because + # it helps to detect inapplicable dependency modes. For instance + # both Tru64's cc and ICC support -MD to output dependencies as a + # side effect of compilation, but ICC will put the dependencies in + # the current directory while Tru64 will put them in the object + # directory. + mkdir sub + + am_cv_CC_dependencies_compiler_type=none + if test "$am_compiler_list" = ""; then + am_compiler_list=`sed -n 's/^#*\([a-zA-Z0-9]*\))$/\1/p' < ./depcomp` + fi + am__universal=false + case " $depcc " in #( + *\ -arch\ *\ -arch\ *) am__universal=true ;; + esac + + for depmode in $am_compiler_list; do + # Setup a source with many dependencies, because some compilers + # like to wrap large dependency lists on column 80 (with \), and + # we should not choose a depcomp mode which is confused by this. + # + # We need to recreate these files for each test, as the compiler may + # overwrite some of them when testing with obscure command lines. + # This happens at least with the AIX C compiler. + : > sub/conftest.c + for i in 1 2 3 4 5 6; do + echo '#include "conftst'$i'.h"' >> sub/conftest.c + # Using ": > sub/conftst$i.h" creates only sub/conftst1.h with + # Solaris 10 /bin/sh. + echo '/* dummy */' > sub/conftst$i.h + done + echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf + + # We check with '-c' and '-o' for the sake of the "dashmstdout" + # mode. It turns out that the SunPro C++ compiler does not properly + # handle '-M -o', and we need to detect this. Also, some Intel + # versions had trouble with output in subdirs. + am__obj=sub/conftest.${OBJEXT-o} + am__minus_obj="-o $am__obj" + case $depmode in + gcc) + # This depmode causes a compiler race in universal mode. + test "$am__universal" = false || continue + ;; + nosideeffect) + # After this tag, mechanisms are not by side-effect, so they'll + # only be used when explicitly requested. + if test "x$enable_dependency_tracking" = xyes; then + continue + else + break + fi + ;; + msvc7 | msvc7msys | msvisualcpp | msvcmsys) + # This compiler won't grok '-c -o', but also, the minuso test has + # not run yet. These depmodes are late enough in the game, and + # so weak that their functioning should not be impacted. + am__obj=conftest.${OBJEXT-o} + am__minus_obj= + ;; + none) break ;; + esac + if depmode=$depmode \ + source=sub/conftest.c object=$am__obj \ + depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \ + $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \ + >/dev/null 2>conftest.err && + grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 && + grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 && + grep $am__obj sub/conftest.Po > /dev/null 2>&1 && + ${MAKE-make} -s -f confmf > /dev/null 2>&1; then + # icc doesn't choke on unknown options, it will just issue warnings + # or remarks (even with -Werror). So we grep stderr for any message + # that says an option was ignored or not supported. + # When given -MP, icc 7.0 and 7.1 complain thusly: + # icc: Command line warning: ignoring option '-M'; no argument required + # The diagnosis changed in icc 8.0: + # icc: Command line remark: option '-MP' not supported + if (grep 'ignoring option' conftest.err || + grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else + am_cv_CC_dependencies_compiler_type=$depmode + break + fi + fi + done + + cd .. + rm -rf conftest.dir +else + am_cv_CC_dependencies_compiler_type=none +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_CC_dependencies_compiler_type" >&5 +printf "%s\n" "$am_cv_CC_dependencies_compiler_type" >&6; } +CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type + + if + test "x$enable_dependency_tracking" != xno \ + && test "$am_cv_CC_dependencies_compiler_type" = gcc3; then + am__fastdepCC_TRUE= + am__fastdepCC_FALSE='#' +else + am__fastdepCC_TRUE='#' + am__fastdepCC_FALSE= +fi + + + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5 +printf %s "checking how to run the C preprocessor... " >&6; } +# On Suns, sometimes $CPP names a directory. +if test -n "$CPP" && test -d "$CPP"; then + CPP= +fi +if test -z "$CPP"; then + if test ${ac_cv_prog_CPP+y} +then : + printf %s "(cached) " >&6 +else + # Double quotes because CPP needs to be expanded + for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp" + do + ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO" +then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.i conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_cpp "$LINENO" +then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.i conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.i conftest.err conftest.$ac_ext +if $ac_preproc_ok +then : + break +fi + + done + ac_cv_prog_CPP=$CPP + +fi + CPP=$ac_cv_prog_CPP +else + ac_cv_prog_CPP=$CPP +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5 +printf "%s\n" "$CPP" >&6; } +ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO" +then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.i conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_cpp "$LINENO" +then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.i conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.i conftest.err conftest.$ac_ext +if $ac_preproc_ok +then : + +else + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "C preprocessor \"$CPP\" fails sanity check +See \`config.log' for more details" "$LINENO" 5; } +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 +printf %s "checking for grep that handles long lines and -e... " >&6; } +if test ${ac_cv_path_GREP+y} +then : + printf %s "(cached) " >&6 +else + if test -z "$GREP"; then + ac_path_GREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_prog in grep ggrep + do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_GREP="$as_dir$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_GREP" || continue +# Check for GNU ac_path_GREP and select it if it is found. + # Check for GNU $ac_path_GREP +case `"$ac_path_GREP" --version 2>&1` in +*GNU*) + ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; +*) + ac_count=0 + printf %s 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + printf "%s\n" 'GREP' >> "conftest.nl" + "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_GREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_GREP="$ac_path_GREP" + ac_path_GREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_GREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_GREP"; then + as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_GREP=$GREP +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 +printf "%s\n" "$ac_cv_path_GREP" >&6; } + GREP="$ac_cv_path_GREP" + + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}nm", so it can be a program name with args. +set dummy ${ac_tool_prefix}nm; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_NM+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$NM"; then + ac_cv_prog_NM="$NM" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_NM="${ac_tool_prefix}nm" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +NM=$ac_cv_prog_NM +if test -n "$NM"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $NM" >&5 +printf "%s\n" "$NM" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_NM"; then + ac_ct_NM=$NM + # Extract the first word of "nm", so it can be a program name with args. +set dummy nm; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_ac_ct_NM+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$ac_ct_NM"; then + ac_cv_prog_ac_ct_NM="$ac_ct_NM" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_NM="nm" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_NM=$ac_cv_prog_ac_ct_NM +if test -n "$ac_ct_NM"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_NM" >&5 +printf "%s\n" "$ac_ct_NM" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + if test "x$ac_ct_NM" = x; then + NM="nm" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + NM=$ac_ct_NM + fi +else + NM="$ac_cv_prog_NM" +fi + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5 +printf %s "checking whether ln -s works... " >&6; } +LN_S=$as_ln_s +if test "$LN_S" = "ln -s"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +printf "%s\n" "yes" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5 +printf "%s\n" "no, using $LN_S" >&6; } +fi + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. +set dummy ${ac_tool_prefix}ranlib; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_RANLIB+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$RANLIB"; then + ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +RANLIB=$ac_cv_prog_RANLIB +if test -n "$RANLIB"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5 +printf "%s\n" "$RANLIB" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_RANLIB"; then + ac_ct_RANLIB=$RANLIB + # Extract the first word of "ranlib", so it can be a program name with args. +set dummy ranlib; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_ac_ct_RANLIB+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$ac_ct_RANLIB"; then + ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_RANLIB="ranlib" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB +if test -n "$ac_ct_RANLIB"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5 +printf "%s\n" "$ac_ct_RANLIB" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + if test "x$ac_ct_RANLIB" = x; then + RANLIB=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + RANLIB=$ac_ct_RANLIB + fi +else + RANLIB="$ac_cv_prog_RANLIB" +fi + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a POSIX-compliant shell" >&5 +printf %s "checking for a POSIX-compliant shell... " >&6; } + if test ${ac_cv_path_shell+y} +then : + printf %s "(cached) " >&6 +else + ac_command=' + # Test the noclobber option, using the portable POSIX.2 syntax. + set -C + rm -f conftest.c + >conftest.c || exit + >|conftest.c || exit + !>conftest.c || exit + # Test that $(...) works. + test "$(expr 3 + 4)" -eq 7 || exit + ' + # Solaris 11 /bin/sh (AT&T Research) 93u 2011-02-08 has a file + # descriptor bug that breaks zgrep and is hard to test for + # directly. At some point $(...) is reading a pipe from the + # subshell, but the pipe is also open in the parent shell, so + # the read deadlocks. Prefer some other shell if available. + ac_maybe_solaris_sh_bug='test "${.sh.version}"' + + ac_cv_path_shell=no + + case $SHELL in + /*) + rm -f conftest.c + if ("$SHELL" -c "$ac_command") 2>/dev/null; then + "$SHELL" -c "$ac_maybe_solaris_sh_bug" 2>/dev/null || + ac_cv_path_shell=$SHELL + fi + esac + + case $ac_cv_path_shell in + no) + # Prefer shells that are more likely to be installed in the + # same place on all hosts of this platform. Therefore, prefer + # shells in /bin and /usr/bin to shells in the installer's + # PATH. Also, loop through PATH first and then through + # shells, since less-"nice" shells in /bin and /usr/bin are + # more likely to be installed than "nicer" shells elsewhere. + ac_break_if_good_shell=: + as_save_IFS=$IFS; IFS=: + for as_dir in /bin /usr/bin $PATH + do + IFS=$as_save_IFS + case $as_dir in + /*) + for ac_base in sh bash ksh sh5; do + rm -f conftest.c + if ("$as_dir/$ac_base" -c "$ac_command") 2>/dev/null; then + if "$as_dir/$ac_base" -c "$ac_maybe_solaris_sh_bug" 2>/dev/null + then + test "$ac_cv_path_shell" = no + else + ac_break_if_good_shell=break + : + fi && ac_cv_path_shell=$as_dir/$ac_base + $ac_break_if_good_shell + fi + done + $ac_break_if_good_shell + esac + done + rm -f conftest.c + esac +fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_shell" >&5 +printf "%s\n" "$ac_cv_path_shell" >&6; } + SHELL=$ac_cv_path_shell + if test "$SHELL" = no; then + SHELL=/bin/sh + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using $SHELL, even though it does not conform to POSIX" >&5 +printf "%s\n" "$as_me: WARNING: using $SHELL, even though it does not conform to POSIX" >&2;} + fi + if "$SHELL" -c "$ac_maybe_solaris_sh_bug" 2>/dev/null; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using $SHELL, even though it may have file descriptor bugs" >&5 +printf "%s\n" "$as_me: WARNING: using $SHELL, even though it may have file descriptor bugs" >&2;} + fi + + + + + for ac_header in $ac_header_list +do : + as_ac_Header=`printf "%s\n" "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default +" +if eval test \"x\$"$as_ac_Header"\" = x"yes" +then : + cat >>confdefs.h <<_ACEOF +#define `printf "%s\n" "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + + + + + + + + + + + +printf "%s\n" "#define HAVE_STDLIB_H 1" >>confdefs.h + +printf "%s\n" "#define HAVE_STRING_H 1" >>confdefs.h + +printf "%s\n" "#define STDC_HEADERS 1" >>confdefs.h + + + ac_fn_c_check_header_compile "$LINENO" "minix/config.h" "ac_cv_header_minix_config_h" "$ac_includes_default" +if test "x$ac_cv_header_minix_config_h" = xyes +then : + MINIX=yes +else + MINIX= +fi + + if test "$MINIX" = yes; then + +printf "%s\n" "#define _POSIX_SOURCE 1" >>confdefs.h + + +printf "%s\n" "#define _POSIX_1_SOURCE 2" >>confdefs.h + + +printf "%s\n" "#define _MINIX 1" >>confdefs.h + + +printf "%s\n" "#define _NETBSD_SOURCE 1" >>confdefs.h + + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5 +printf %s "checking whether it is safe to define __EXTENSIONS__... " >&6; } +if test ${ac_cv_safe_to_define___extensions__+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +# define __EXTENSIONS__ 1 + $ac_includes_default +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_safe_to_define___extensions__=yes +else + ac_cv_safe_to_define___extensions__=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_safe_to_define___extensions__" >&5 +printf "%s\n" "$ac_cv_safe_to_define___extensions__" >&6; } + test $ac_cv_safe_to_define___extensions__ = yes && + printf "%s\n" "#define __EXTENSIONS__ 1" >>confdefs.h + + printf "%s\n" "#define _ALL_SOURCE 1" >>confdefs.h + + printf "%s\n" "#define _DARWIN_C_SOURCE 1" >>confdefs.h + + printf "%s\n" "#define _GNU_SOURCE 1" >>confdefs.h + + printf "%s\n" "#define __USE_MINGW_ANSI_STDIO 1" >>confdefs.h + + printf "%s\n" "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h + + printf "%s\n" "#define _TANDEM_SOURCE 1" >>confdefs.h + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether _XOPEN_SOURCE should be defined" >&5 +printf %s "checking whether _XOPEN_SOURCE should be defined... " >&6; } +if test ${ac_cv_should_define__xopen_source+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_should_define__xopen_source=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include + mbstate_t x; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #define _XOPEN_SOURCE 500 + #include + mbstate_t x; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_should_define__xopen_source=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_should_define__xopen_source" >&5 +printf "%s\n" "$ac_cv_should_define__xopen_source" >&6; } + test $ac_cv_should_define__xopen_source = yes && + printf "%s\n" "#define _XOPEN_SOURCE 500" >>confdefs.h + + + + + + + + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 +printf %s "checking for egrep... " >&6; } +if test ${ac_cv_path_EGREP+y} +then : + printf %s "(cached) " >&6 +else + if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 + then ac_cv_path_EGREP="$GREP -E" + else + if test -z "$EGREP"; then + ac_path_EGREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_prog in egrep + do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_EGREP="$as_dir$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_EGREP" || continue +# Check for GNU ac_path_EGREP and select it if it is found. + # Check for GNU $ac_path_EGREP +case `"$ac_path_EGREP" --version 2>&1` in +*GNU*) + ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; +*) + ac_count=0 + printf %s 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + printf "%s\n" 'EGREP' >> "conftest.nl" + "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_EGREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_EGREP="$ac_path_EGREP" + ac_path_EGREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_EGREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_EGREP"; then + as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_EGREP=$EGREP +fi + + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 +printf "%s\n" "$ac_cv_path_EGREP" >&6; } + EGREP="$ac_cv_path_EGREP" + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Minix Amsterdam compiler" >&5 +printf %s "checking for Minix Amsterdam compiler... " >&6; } +if test ${gl_cv_c_amsterdam_compiler+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#ifdef __ACK__ +Amsterdam +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "Amsterdam" >/dev/null 2>&1 +then : + gl_cv_c_amsterdam_compiler=yes +else + gl_cv_c_amsterdam_compiler=no +fi +rm -rf conftest* + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_c_amsterdam_compiler" >&5 +printf "%s\n" "$gl_cv_c_amsterdam_compiler" >&6; } + + if test $gl_cv_c_amsterdam_compiler = yes; then + if test -z "$AR"; then + AR='cc -c.a' + fi + if test -z "$ARFLAGS"; then + ARFLAGS='-o' + fi + else + if test -n "$ac_tool_prefix"; then + for ac_prog in ar lib "link -lib" + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_AR+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$AR"; then + ac_cv_prog_AR="$AR" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_AR="$ac_tool_prefix$ac_prog" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +AR=$ac_cv_prog_AR +if test -n "$AR"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AR" >&5 +printf "%s\n" "$AR" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + + test -n "$AR" && break + done +fi +if test -z "$AR"; then + ac_ct_AR=$AR + for ac_prog in ar lib "link -lib" +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_ac_ct_AR+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$ac_ct_AR"; then + ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_AR="$ac_prog" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_AR=$ac_cv_prog_ac_ct_AR +if test -n "$ac_ct_AR"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5 +printf "%s\n" "$ac_ct_AR" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + + test -n "$ac_ct_AR" && break +done + + if test "x$ac_ct_AR" = x; then + AR="false" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + AR=$ac_ct_AR + fi +fi + +: ${AR=ar} + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking the archiver ($AR) interface" >&5 +printf %s "checking the archiver ($AR) interface... " >&6; } +if test ${am_cv_ar_interface+y} +then : + printf %s "(cached) " >&6 +else + ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + am_cv_ar_interface=ar + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int some_variable = 0; +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + am_ar_try='$AR cru libconftest.a conftest.$ac_objext >&5' + { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$am_ar_try\""; } >&5 + (eval $am_ar_try) 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } + if test "$ac_status" -eq 0; then + am_cv_ar_interface=ar + else + am_ar_try='$AR -NOLOGO -OUT:conftest.lib conftest.$ac_objext >&5' + { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$am_ar_try\""; } >&5 + (eval $am_ar_try) 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } + if test "$ac_status" -eq 0; then + am_cv_ar_interface=lib + else + am_cv_ar_interface=unknown + fi + fi + rm -f conftest.lib libconftest.a + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_ar_interface" >&5 +printf "%s\n" "$am_cv_ar_interface" >&6; } + +case $am_cv_ar_interface in +ar) + ;; +lib) + # Microsoft lib, so override with the ar-lib wrapper script. + # FIXME: It is wrong to rewrite AR. + # But if we don't then we get into trouble of one sort or another. + # A longer-term fix would be to have automake use am__AR in this case, + # and then we could set am__AR="$am_aux_dir/ar-lib \$(AR)" or something + # similar. + AR="$am_aux_dir/ar-lib $AR" + ;; +unknown) + as_fn_error $? "could not determine $AR interface" "$LINENO" 5 + ;; +esac + + fi + + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args. +set dummy ${ac_tool_prefix}ar; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_AR+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$AR"; then + ac_cv_prog_AR="$AR" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_AR="${ac_tool_prefix}ar" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +AR=$ac_cv_prog_AR +if test -n "$AR"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AR" >&5 +printf "%s\n" "$AR" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_AR"; then + ac_ct_AR=$AR + # Extract the first word of "ar", so it can be a program name with args. +set dummy ar; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_ac_ct_AR+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$ac_ct_AR"; then + ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_AR="ar" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_AR=$ac_cv_prog_ac_ct_AR +if test -n "$ac_ct_AR"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5 +printf "%s\n" "$ac_ct_AR" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + if test "x$ac_ct_AR" = x; then + AR="ar" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + AR=$ac_ct_AR + fi +else + AR="$ac_cv_prog_AR" +fi + + if test -z "$ARFLAGS"; then + ARFLAGS='cr' + fi + + + + if test -z "$RANLIB"; then + if test $gl_cv_c_amsterdam_compiler = yes; then + RANLIB=':' + else + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. +set dummy ${ac_tool_prefix}ranlib; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_RANLIB+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$RANLIB"; then + ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +RANLIB=$ac_cv_prog_RANLIB +if test -n "$RANLIB"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5 +printf "%s\n" "$RANLIB" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_RANLIB"; then + ac_ct_RANLIB=$RANLIB + # Extract the first word of "ranlib", so it can be a program name with args. +set dummy ranlib; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_prog_ac_ct_RANLIB+y} +then : + printf %s "(cached) " >&6 +else + if test -n "$ac_ct_RANLIB"; then + ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_prog_ac_ct_RANLIB="ranlib" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB +if test -n "$ac_ct_RANLIB"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5 +printf "%s\n" "$ac_ct_RANLIB" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + if test "x$ac_ct_RANLIB" = x; then + RANLIB=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + RANLIB=$ac_ct_RANLIB + fi +else + RANLIB="$ac_cv_prog_RANLIB" +fi + + fi + fi + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGEFILE_SOURCE value needed for large files" >&5 +printf %s "checking for _LARGEFILE_SOURCE value needed for large files... " >&6; } +if test ${ac_cv_sys_largefile_source+y} +then : + printf %s "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include /* for off_t */ + #include +int +main (void) +{ +int (*fp) (FILE *, off_t, int) = fseeko; + return fseeko (stdin, 0, 0) && fp (stdin, 0, 0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + ac_cv_sys_largefile_source=no; break +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _LARGEFILE_SOURCE 1 +#include /* for off_t */ + #include +int +main (void) +{ +int (*fp) (FILE *, off_t, int) = fseeko; + return fseeko (stdin, 0, 0) && fp (stdin, 0, 0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + ac_cv_sys_largefile_source=1; break +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + ac_cv_sys_largefile_source=unknown + break +done +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_source" >&5 +printf "%s\n" "$ac_cv_sys_largefile_source" >&6; } +case $ac_cv_sys_largefile_source in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _LARGEFILE_SOURCE $ac_cv_sys_largefile_source +_ACEOF +;; +esac +rm -rf conftest* + +# We used to try defining _XOPEN_SOURCE=500 too, to work around a bug +# in glibc 2.1.3, but that breaks too many other things. +# If you want fseeko and ftello with glibc, upgrade to a fixed glibc. +if test $ac_cv_sys_largefile_source != unknown; then + +printf "%s\n" "#define HAVE_FSEEKO 1" >>confdefs.h + +fi + +# Make sure we can run config.sub. +$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 || + as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5 + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking build system type" >&5 +printf %s "checking build system type... " >&6; } +if test ${ac_cv_build+y} +then : + printf %s "(cached) " >&6 +else + ac_build_alias=$build_alias +test "x$ac_build_alias" = x && + ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"` +test "x$ac_build_alias" = x && + as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5 +ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` || + as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5 + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5 +printf "%s\n" "$ac_cv_build" >&6; } +case $ac_cv_build in +*-*-*) ;; +*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;; +esac +build=$ac_cv_build +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_build +shift +build_cpu=$1 +build_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +build_os=$* +IFS=$ac_save_IFS +case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking host system type" >&5 +printf %s "checking host system type... " >&6; } +if test ${ac_cv_host+y} +then : + printf %s "(cached) " >&6 +else + if test "x$host_alias" = x; then + ac_cv_host=$ac_cv_build +else + ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` || + as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5 +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5 +printf "%s\n" "$ac_cv_host" >&6; } +case $ac_cv_host in +*-*-*) ;; +*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;; +esac +host=$ac_cv_host +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_host +shift +host_cpu=$1 +host_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +host_os=$* +IFS=$ac_save_IFS +case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac + + + + + + # IEEE behaviour is the default on all CPUs except Alpha and SH + # (according to the test results of Bruno Haible's ieeefp/fenv_default.m4 + # and the GCC 4.1.2 manual). + case "$host_cpu" in + alpha*) + # On Alpha systems, a compiler option provides the behaviour. + # See the ieee(3) manual page, also available at + # + if test -n "$GCC"; then + # GCC has the option -mieee. + # For full IEEE compliance (rarely needed), use option -mieee-with-inexact. + CPPFLAGS="$CPPFLAGS -mieee" + else + # Compaq (ex-DEC) C has the option -ieee, equivalent to -ieee_with_no_inexact. + # For full IEEE compliance (rarely needed), use option -ieee_with_inexact. + CPPFLAGS="$CPPFLAGS -ieee" + fi + ;; + sh*) + if test -n "$GCC"; then + # GCC has the option -mieee. + CPPFLAGS="$CPPFLAGS -mieee" + fi + ;; + esac + +# Check whether --enable-largefile was given. +if test ${enable_largefile+y} +then : + enableval=$enable_largefile; +fi + +if test "$enable_largefile" != no; then + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5 +printf %s "checking for special C compiler options needed for large files... " >&6; } +if test ${ac_cv_sys_largefile_CC+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_sys_largefile_CC=no + if test "$GCC" != yes; then + ac_save_CC=$CC + while :; do + # IRIX 6.2 and later do not support large files by default, + # so use the C compiler's -n32 option if that helps. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main (void) +{ + + ; + return 0; +} +_ACEOF + if ac_fn_c_try_compile "$LINENO" +then : + break +fi +rm -f core conftest.err conftest.$ac_objext + CC="$CC -n32" + if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_sys_largefile_CC=' -n32'; break +fi +rm -f core conftest.err conftest.$ac_objext + break + done + CC=$ac_save_CC + rm -f conftest.$ac_ext + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5 +printf "%s\n" "$ac_cv_sys_largefile_CC" >&6; } + if test "$ac_cv_sys_largefile_CC" != no; then + CC=$CC$ac_cv_sys_largefile_CC + fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5 +printf %s "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; } +if test ${ac_cv_sys_file_offset_bits+y} +then : + printf %s "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_sys_file_offset_bits=no; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _FILE_OFFSET_BITS 64 +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_sys_file_offset_bits=64; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_cv_sys_file_offset_bits=unknown + break +done +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5 +printf "%s\n" "$ac_cv_sys_file_offset_bits" >&6; } +case $ac_cv_sys_file_offset_bits in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits +_ACEOF +;; +esac +rm -rf conftest* + if test $ac_cv_sys_file_offset_bits = unknown; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5 +printf %s "checking for _LARGE_FILES value needed for large files... " >&6; } +if test ${ac_cv_sys_large_files+y} +then : + printf %s "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_sys_large_files=no; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _LARGE_FILES 1 +#include + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_sys_large_files=1; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_cv_sys_large_files=unknown + break +done +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5 +printf "%s\n" "$ac_cv_sys_large_files" >&6; } +case $ac_cv_sys_large_files in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _LARGE_FILES $ac_cv_sys_large_files +_ACEOF +;; +esac +rm -rf conftest* + fi + + +printf "%s\n" "#define _DARWIN_USE_64_BIT_INODE 1" >>confdefs.h + +fi + + + + + + + # Check whether --enable-threads was given. +if test ${enable_threads+y} +then : + enableval=$enable_threads; gl_use_threads=$enableval +else + if test -n "$gl_use_threads_default"; then + gl_use_threads="$gl_use_threads_default" + else + case "$host_os" in + osf*) gl_use_threads=no ;; + cygwin*) + case `uname -r` in + 1.[0-5].*) gl_use_threads=no ;; + *) gl_use_threads=yes ;; + esac + ;; + *) gl_use_threads=yes ;; + esac + fi + +fi + + if test "$gl_use_threads" = yes || test "$gl_use_threads" = posix; then + # For using : + case "$host_os" in + osf*) + # On OSF/1, the compiler needs the flag -D_REENTRANT so that it + # groks . cc also understands the flag -pthread, but + # we don't use it because 1. gcc-2.95 doesn't understand -pthread, + # 2. putting a flag into CPPFLAGS that has an effect on the linker + # causes the AC_LINK_IFELSE test below to succeed unexpectedly, + # leading to wrong values of LIBTHREAD and LTLIBTHREAD. + CPPFLAGS="$CPPFLAGS -D_REENTRANT" + ;; + esac + # Some systems optimize for single-threaded programs by default, and + # need special flags to disable these optimizations. For example, the + # definition of 'errno' in . + case "$host_os" in + aix* | freebsd*) CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE" ;; + solaris*) CPPFLAGS="$CPPFLAGS -D_REENTRANT" ;; + esac + fi + + + + # Pre-early section. + + + + + # Code from module absolute-header: + # Code from module alloca-opt: + # Code from module announce-gen: + # Code from module assure: + # Code from module at-internal: + # Code from module calloc: + # Code from module calloc-gnu: + # Code from module calloc-posix: + # Code from module chdir: + # Code from module chdir-long: + # Code from module clock-time: + # Code from module cloexec: + # Code from module close: + # Code from module closedir: + # Code from module dirent: + # Code from module dirent-safer: + # Code from module dirfd: + # Code from module dirname-lgpl: + # Code from module do-release-commit-and-tag: + # Code from module dosname: + # Code from module double-slash-root: + # Code from module dup: + # Code from module dup2: + # Code from module errno: + # Code from module error: + # Code from module exitfail: + # Code from module extensions: + # Code from module extern-inline: + # Code from module fchdir: + # Code from module fclose: + # Code from module fcntl: + # Code from module fcntl-h: + # Code from module fcntl-safer: + # Code from module fd-hook: + # Code from module fdatasync: + # Code from module fdl: + # Code from module fdopendir: + # Code from module fflush: + + # Code from module filename: + # Code from module filenamecat-lgpl: + # Code from module float: + # Code from module fpieee: + + # Code from module fprintf-posix: + # Code from module fpucw: + # Code from module fpurge: + # Code from module freading: + # Code from module frexp-nolibm: + # Code from module frexpl-nolibm: + # Code from module fseek: + # Code from module fseeko: + + # Code from module fseterr: + # Code from module fstat: + # Code from module fstatat: + # Code from module fsync: + # Code from module ftell: + # Code from module ftello: + + # Code from module gendocs: + # Code from module getcwd-lgpl: + # Code from module getdtablesize: + # Code from module getopt-gnu: + # Code from module getopt-posix: + # Code from module gettext-h: + # Code from module gettime: + # Code from module gettimeofday: + # Code from module git-version-gen: + # Code from module gitlog-to-changelog: + # Code from module gnu-make: + # Code from module gnu-web-doc-update: + # Code from module gnumakefile: + # Code from module gnupload: + # Code from module havelib: + # Code from module ignore-value: + # Code from module include_next: + # Code from module intprops: + # Code from module isnand-nolibm: + # Code from module isnanf-nolibm: + # Code from module isnanl-nolibm: + # Code from module largefile: + + # Code from module lib-ignore: + # Code from module lock: + # Code from module lseek: + # Code from module lstat: + # Code from module maintainer-makefile: + # Code from module malloc-gnu: + # Code from module malloc-posix: + # Code from module manywarnings: + # Code from module math: + # Code from module memchr: + # Code from module mempcpy: + # Code from module memrchr: + # Code from module msvc-inval: + # Code from module msvc-nothrow: + # Code from module multiarch: + # Code from module nocrash: + # Code from module open: + # Code from module openat: + # Code from module openat-die: + # Code from module openat-h: + # Code from module openat-safer: + # Code from module opendir: + # Code from module pathmax: + # Code from module perror: + # Code from module printf-frexp: + # Code from module printf-frexpl: + # Code from module printf-posix: + # Code from module printf-safe: + # Code from module readdir: + # Code from module readme-release: + # Code from module realloc-gnu: + # Code from module realloc-posix: + # Code from module rmdir: + # Code from module save-cwd: + # Code from module savedir: + # Code from module signbit: + # Code from module size_max: + # Code from module snippet/_Noreturn: + # Code from module snippet/arg-nonnull: + # Code from module snippet/c++defs: + # Code from module snippet/unused-parameter: + # Code from module snippet/warn-on-use: + # Code from module ssize_t: + # Code from module stat: + # Code from module stat-time: + # Code from module statat: + # Code from module stdbool: + # Code from module stddef: + # Code from module stdint: + # Code from module stdio: + # Code from module stdlib: + # Code from module stpcpy: + # Code from module strdup-posix: + # Code from module strerror: + # Code from module strerror-override: + # Code from module strerror_r-posix: + # Code from module string: + # Code from module sys_stat: + # Code from module sys_time: + # Code from module sys_types: + # Code from module threadlib: + + + + # Code from module time: + # Code from module timespec: + # Code from module unistd: + # Code from module unistd-safer: + # Code from module unlink: + # Code from module unlinkat: + # Code from module update-copyright: + # Code from module useless-if-before-free: + # Code from module utimens: + # Code from module vasnprintf: + # Code from module vc-list-files: + # Code from module verify: + # Code from module vfprintf-posix: + # Code from module warnings: + # Code from module wchar: + # Code from module xalloc: + # Code from module xalloc-die: + # Code from module xalloc-oversized: + # Code from module xsize: + # Code from module yesno: + + + + + + + + LIBC_FATAL_STDERR_=1 + export LIBC_FATAL_STDERR_ + +ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default" +if test "x$ac_cv_type_size_t" = xyes +then : + +else + +cat >>confdefs.h <<_ACEOF +#define size_t unsigned int +_ACEOF + +fi + +# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works +# for constant arguments. Useless! +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working alloca.h" >&5 +printf %s "checking for working alloca.h... " >&6; } +if test ${ac_cv_working_alloca_h+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +char *p = (char *) alloca (2 * sizeof (int)); + if (p) return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + ac_cv_working_alloca_h=yes +else + ac_cv_working_alloca_h=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_working_alloca_h" >&5 +printf "%s\n" "$ac_cv_working_alloca_h" >&6; } +if test $ac_cv_working_alloca_h = yes; then + +printf "%s\n" "#define HAVE_ALLOCA_H 1" >>confdefs.h + +fi + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for alloca" >&5 +printf %s "checking for alloca... " >&6; } +if test ${ac_cv_func_alloca_works+y} +then : + printf %s "(cached) " >&6 +else + if test $ac_cv_working_alloca_h = yes; then + ac_cv_func_alloca_works=yes +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#ifndef alloca +# ifdef __GNUC__ +# define alloca __builtin_alloca +# elif defined _MSC_VER +# include +# define alloca _alloca +# else +# ifdef __cplusplus +extern "C" +# endif +void *alloca (size_t); +# endif +#endif + +int +main (void) +{ +char *p = (char *) alloca (1); + if (p) return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + ac_cv_func_alloca_works=yes +else + ac_cv_func_alloca_works=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_alloca_works" >&5 +printf "%s\n" "$ac_cv_func_alloca_works" >&6; } +fi + +if test $ac_cv_func_alloca_works = yes; then + +printf "%s\n" "#define HAVE_ALLOCA 1" >>confdefs.h + +else + # The SVR3 libPW and SVR4 libucb both contain incompatible functions +# that cause trouble. Some versions do not even contain alloca or +# contain a buggy version. If you still want to use their alloca, +# use ar to extract alloca.o from them instead of compiling alloca.c. + + + + + +ALLOCA=\${LIBOBJDIR}alloca.$ac_objext + +printf "%s\n" "#define C_ALLOCA 1" >>confdefs.h + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether \`alloca.c' needs Cray hooks" >&5 +printf %s "checking whether \`alloca.c' needs Cray hooks... " >&6; } +if test ${ac_cv_os_cray+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if defined CRAY && ! defined CRAY2 +webecray +#else +wenotbecray +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "webecray" >/dev/null 2>&1 +then : + ac_cv_os_cray=yes +else + ac_cv_os_cray=no +fi +rm -rf conftest* + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_os_cray" >&5 +printf "%s\n" "$ac_cv_os_cray" >&6; } +if test $ac_cv_os_cray = yes; then + for ac_func in _getb67 GETB67 getb67; do + as_ac_var=`printf "%s\n" "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes" +then : + +cat >>confdefs.h <<_ACEOF +#define CRAY_STACKSEG_END $ac_func +_ACEOF + + break +fi + + done +fi + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking stack direction for C alloca" >&5 +printf %s "checking stack direction for C alloca... " >&6; } +if test ${ac_cv_c_stack_direction+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + ac_cv_c_stack_direction=0 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +find_stack_direction (int *addr, int depth) +{ + int dir, dummy = 0; + if (! addr) + addr = &dummy; + *addr = addr < &dummy ? 1 : addr == &dummy ? 0 : -1; + dir = depth ? find_stack_direction (addr, depth - 1) : 0; + return dir + dummy; +} + +int +main (int argc, char **argv) +{ + return find_stack_direction (0, argc + !argv + 20) < 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + ac_cv_c_stack_direction=1 +else + ac_cv_c_stack_direction=-1 +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_stack_direction" >&5 +printf "%s\n" "$ac_cv_c_stack_direction" >&6; } +cat >>confdefs.h <<_ACEOF +#define STACK_DIRECTION $ac_cv_c_stack_direction +_ACEOF + + +fi + + + GNULIB__EXIT=0; + GNULIB_ATOLL=0; + GNULIB_CALLOC_POSIX=0; + GNULIB_CANONICALIZE_FILE_NAME=0; + GNULIB_GETLOADAVG=0; + GNULIB_GETSUBOPT=0; + GNULIB_GRANTPT=0; + GNULIB_MALLOC_POSIX=0; + GNULIB_MBTOWC=0; + GNULIB_MKDTEMP=0; + GNULIB_MKOSTEMP=0; + GNULIB_MKOSTEMPS=0; + GNULIB_MKSTEMP=0; + GNULIB_MKSTEMPS=0; + GNULIB_POSIX_OPENPT=0; + GNULIB_PTSNAME=0; + GNULIB_PTSNAME_R=0; + GNULIB_PUTENV=0; + GNULIB_QSORT_R=0; + GNULIB_RANDOM=0; + GNULIB_RANDOM_R=0; + GNULIB_REALLOC_POSIX=0; + GNULIB_REALPATH=0; + GNULIB_RPMATCH=0; + GNULIB_SECURE_GETENV=0; + GNULIB_SETENV=0; + GNULIB_STRTOD=0; + GNULIB_STRTOLL=0; + GNULIB_STRTOULL=0; + GNULIB_SYSTEM_POSIX=0; + GNULIB_UNLOCKPT=0; + GNULIB_UNSETENV=0; + GNULIB_WCTOMB=0; + HAVE__EXIT=1; + HAVE_ATOLL=1; + HAVE_CANONICALIZE_FILE_NAME=1; + HAVE_DECL_GETLOADAVG=1; + HAVE_GETSUBOPT=1; + HAVE_GRANTPT=1; + HAVE_MKDTEMP=1; + HAVE_MKOSTEMP=1; + HAVE_MKOSTEMPS=1; + HAVE_MKSTEMP=1; + HAVE_MKSTEMPS=1; + HAVE_POSIX_OPENPT=1; + HAVE_PTSNAME=1; + HAVE_PTSNAME_R=1; + HAVE_RANDOM=1; + HAVE_RANDOM_H=1; + HAVE_RANDOM_R=1; + HAVE_REALPATH=1; + HAVE_RPMATCH=1; + HAVE_SECURE_GETENV=1; + HAVE_SETENV=1; + HAVE_DECL_SETENV=1; + HAVE_STRTOD=1; + HAVE_STRTOLL=1; + HAVE_STRTOULL=1; + HAVE_STRUCT_RANDOM_DATA=1; + HAVE_SYS_LOADAVG_H=0; + HAVE_UNLOCKPT=1; + HAVE_DECL_UNSETENV=1; + REPLACE_CALLOC=0; + REPLACE_CANONICALIZE_FILE_NAME=0; + REPLACE_MALLOC=0; + REPLACE_MBTOWC=0; + REPLACE_MKSTEMP=0; + REPLACE_PTSNAME=0; + REPLACE_PTSNAME_R=0; + REPLACE_PUTENV=0; + REPLACE_QSORT_R=0; + REPLACE_RANDOM_R=0; + REPLACE_REALLOC=0; + REPLACE_REALPATH=0; + REPLACE_SETENV=0; + REPLACE_STRTOD=0; + REPLACE_UNSETENV=0; + REPLACE_WCTOMB=0; + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether malloc, realloc, calloc are POSIX compliant" >&5 +printf %s "checking whether malloc, realloc, calloc are POSIX compliant... " >&6; } +if test ${gl_cv_func_malloc_posix+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ +#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ + choke me + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_func_malloc_posix=yes +else + gl_cv_func_malloc_posix=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_malloc_posix" >&5 +printf "%s\n" "$gl_cv_func_malloc_posix" >&6; } + + + GNULIB_CHDIR=0; + GNULIB_CHOWN=0; + GNULIB_CLOSE=0; + GNULIB_DUP=0; + GNULIB_DUP2=0; + GNULIB_DUP3=0; + GNULIB_ENVIRON=0; + GNULIB_EUIDACCESS=0; + GNULIB_FACCESSAT=0; + GNULIB_FCHDIR=0; + GNULIB_FCHOWNAT=0; + GNULIB_FDATASYNC=0; + GNULIB_FSYNC=0; + GNULIB_FTRUNCATE=0; + GNULIB_GETCWD=0; + GNULIB_GETDOMAINNAME=0; + GNULIB_GETDTABLESIZE=0; + GNULIB_GETGROUPS=0; + GNULIB_GETHOSTNAME=0; + GNULIB_GETLOGIN=0; + GNULIB_GETLOGIN_R=0; + GNULIB_GETPAGESIZE=0; + GNULIB_GETUSERSHELL=0; + GNULIB_GROUP_MEMBER=0; + GNULIB_ISATTY=0; + GNULIB_LCHOWN=0; + GNULIB_LINK=0; + GNULIB_LINKAT=0; + GNULIB_LSEEK=0; + GNULIB_PIPE=0; + GNULIB_PIPE2=0; + GNULIB_PREAD=0; + GNULIB_PWRITE=0; + GNULIB_READ=0; + GNULIB_READLINK=0; + GNULIB_READLINKAT=0; + GNULIB_RMDIR=0; + GNULIB_SETHOSTNAME=0; + GNULIB_SLEEP=0; + GNULIB_SYMLINK=0; + GNULIB_SYMLINKAT=0; + GNULIB_TTYNAME_R=0; + GNULIB_UNISTD_H_NONBLOCKING=0; + GNULIB_UNISTD_H_SIGPIPE=0; + GNULIB_UNLINK=0; + GNULIB_UNLINKAT=0; + GNULIB_USLEEP=0; + GNULIB_WRITE=0; + HAVE_CHOWN=1; + HAVE_DUP2=1; + HAVE_DUP3=1; + HAVE_EUIDACCESS=1; + HAVE_FACCESSAT=1; + HAVE_FCHDIR=1; + HAVE_FCHOWNAT=1; + HAVE_FDATASYNC=1; + HAVE_FSYNC=1; + HAVE_FTRUNCATE=1; + HAVE_GETDTABLESIZE=1; + HAVE_GETGROUPS=1; + HAVE_GETHOSTNAME=1; + HAVE_GETLOGIN=1; + HAVE_GETPAGESIZE=1; + HAVE_GROUP_MEMBER=1; + HAVE_LCHOWN=1; + HAVE_LINK=1; + HAVE_LINKAT=1; + HAVE_PIPE=1; + HAVE_PIPE2=1; + HAVE_PREAD=1; + HAVE_PWRITE=1; + HAVE_READLINK=1; + HAVE_READLINKAT=1; + HAVE_SETHOSTNAME=1; + HAVE_SLEEP=1; + HAVE_SYMLINK=1; + HAVE_SYMLINKAT=1; + HAVE_UNLINKAT=1; + HAVE_USLEEP=1; + HAVE_DECL_ENVIRON=1; + HAVE_DECL_FCHDIR=1; + HAVE_DECL_FDATASYNC=1; + HAVE_DECL_GETDOMAINNAME=1; + HAVE_DECL_GETLOGIN_R=1; + HAVE_DECL_GETPAGESIZE=1; + HAVE_DECL_GETUSERSHELL=1; + HAVE_DECL_SETHOSTNAME=1; + HAVE_DECL_TTYNAME_R=1; + HAVE_OS_H=0; + HAVE_SYS_PARAM_H=0; + REPLACE_CHOWN=0; + REPLACE_CLOSE=0; + REPLACE_DUP=0; + REPLACE_DUP2=0; + REPLACE_FCHOWNAT=0; + REPLACE_FTRUNCATE=0; + REPLACE_GETCWD=0; + REPLACE_GETDOMAINNAME=0; + REPLACE_GETDTABLESIZE=0; + REPLACE_GETLOGIN_R=0; + REPLACE_GETGROUPS=0; + REPLACE_GETPAGESIZE=0; + REPLACE_ISATTY=0; + REPLACE_LCHOWN=0; + REPLACE_LINK=0; + REPLACE_LINKAT=0; + REPLACE_LSEEK=0; + REPLACE_PREAD=0; + REPLACE_PWRITE=0; + REPLACE_READ=0; + REPLACE_READLINK=0; + REPLACE_READLINKAT=0; + REPLACE_RMDIR=0; + REPLACE_SLEEP=0; + REPLACE_SYMLINK=0; + REPLACE_SYMLINKAT=0; + REPLACE_TTYNAME_R=0; + REPLACE_UNLINK=0; + REPLACE_UNLINKAT=0; + REPLACE_USLEEP=0; + REPLACE_WRITE=0; + UNISTD_H_HAVE_WINSOCK2_H=0; + UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS=0; + + + + + + + + + + + for ac_func in $ac_func_list +do : + as_ac_var=`printf "%s\n" "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes" +then : + cat >>confdefs.h <<_ACEOF +#define `printf "%s\n" "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + + + + + if test $ac_cv_func__set_invalid_parameter_handler = yes; then + HAVE_MSVC_INVALID_PARAMETER_HANDLER=1 + +printf "%s\n" "#define HAVE_MSVC_INVALID_PARAMETER_HANDLER 1" >>confdefs.h + + else + HAVE_MSVC_INVALID_PARAMETER_HANDLER=0 + fi + + + + + + + + GNULIB_OPENDIR=0; + GNULIB_READDIR=0; + GNULIB_REWINDDIR=0; + GNULIB_CLOSEDIR=0; + GNULIB_DIRFD=0; + GNULIB_FDOPENDIR=0; + GNULIB_SCANDIR=0; + GNULIB_ALPHASORT=0; + HAVE_OPENDIR=1; + HAVE_READDIR=1; + HAVE_REWINDDIR=1; + HAVE_CLOSEDIR=1; + HAVE_DECL_DIRFD=1; + HAVE_DECL_FDOPENDIR=1; + HAVE_FDOPENDIR=1; + HAVE_SCANDIR=1; + HAVE_ALPHASORT=1; + REPLACE_OPENDIR=0; + REPLACE_CLOSEDIR=0; + REPLACE_DIRFD=0; + REPLACE_FDOPENDIR=0; + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the preprocessor supports include_next" >&5 +printf %s "checking whether the preprocessor supports include_next... " >&6; } +if test ${gl_cv_have_include_next+y} +then : + printf %s "(cached) " >&6 +else + rm -rf conftestd1a conftestd1b conftestd2 + mkdir conftestd1a conftestd1b conftestd2 + cat < conftestd1a/conftest.h +#define DEFINED_IN_CONFTESTD1 +#include_next +#ifdef DEFINED_IN_CONFTESTD2 +int foo; +#else +#error "include_next doesn't work" +#endif +EOF + cat < conftestd1b/conftest.h +#define DEFINED_IN_CONFTESTD1 +#include +#include_next +#ifdef DEFINED_IN_CONFTESTD2 +int foo; +#else +#error "include_next doesn't work" +#endif +EOF + cat < conftestd2/conftest.h +#ifndef DEFINED_IN_CONFTESTD1 +#error "include_next test doesn't work" +#endif +#define DEFINED_IN_CONFTESTD2 +EOF + gl_save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$gl_save_CPPFLAGS -Iconftestd1b -Iconftestd2" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_have_include_next=yes +else + CPPFLAGS="$gl_save_CPPFLAGS -Iconftestd1a -Iconftestd2" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_have_include_next=buggy +else + gl_cv_have_include_next=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + CPPFLAGS="$gl_save_CPPFLAGS" + rm -rf conftestd1a conftestd1b conftestd2 + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_include_next" >&5 +printf "%s\n" "$gl_cv_have_include_next" >&6; } + PRAGMA_SYSTEM_HEADER= + if test $gl_cv_have_include_next = yes; then + INCLUDE_NEXT=include_next + INCLUDE_NEXT_AS_FIRST_DIRECTIVE=include_next + if test -n "$GCC"; then + PRAGMA_SYSTEM_HEADER='#pragma GCC system_header' + fi + else + if test $gl_cv_have_include_next = buggy; then + INCLUDE_NEXT=include + INCLUDE_NEXT_AS_FIRST_DIRECTIVE=include_next + else + INCLUDE_NEXT=include + INCLUDE_NEXT_AS_FIRST_DIRECTIVE=include + fi + fi + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether system header files limit the line length" >&5 +printf %s "checking whether system header files limit the line length... " >&6; } +if test ${gl_cv_pragma_columns+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#ifdef __TANDEM +choke me +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "choke me" >/dev/null 2>&1 +then : + gl_cv_pragma_columns=yes +else + gl_cv_pragma_columns=no +fi +rm -rf conftest* + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_pragma_columns" >&5 +printf "%s\n" "$gl_cv_pragma_columns" >&6; } + if test $gl_cv_pragma_columns = yes; then + PRAGMA_COLUMNS="#pragma COLUMNS 10000" + else + PRAGMA_COLUMNS= + fi + + + + + + +# The Clang compiler raises a warning for an undeclared identifier that matches +# a compiler builtin function. All extant Clang versions are affected, as of +# Clang 3.6.0. Test a builtin known to every version. This problem affects the +# C and Objective C languages, but Clang does report an error under C++ and +# Objective C++. +# +# Passing -fno-builtin to the compiler would suppress this problem. That +# strategy would have the advantage of being insensitive to stray warnings, but +# it would make tests less realistic. +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how $CC reports undeclared, standard C functions" >&5 +printf %s "checking how $CC reports undeclared, standard C functions... " >&6; } +if test ${ac_cv_c_decl_report+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ +(void) strchr; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + if test -s conftest.err +then : + # For AC_CHECK_DECL to react to warnings, the compiler must be silent on + # valid AC_CHECK_DECL input. No library function is consistently available + # on freestanding implementations, so test against a dummy declaration. + # Include always-available headers on the off chance that they somehow + # elicit warnings. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include +#include +#include +extern void ac_decl (int, char *); +int +main (void) +{ +#ifdef __cplusplus + (void) ac_decl ((int) 0, (char *) 0); + (void) ac_decl; +#else + (void) ac_decl; +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + if test -s conftest.err +then : + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot detect from compiler exit status or warnings +See \`config.log' for more details" "$LINENO" 5; } +else + ac_cv_c_decl_report=warning +fi +else + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot compile a simple declaration test +See \`config.log' for more details" "$LINENO" 5; } +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +else + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "compiler does not report undeclared identifiers +See \`config.log' for more details" "$LINENO" 5; } +fi +else + ac_cv_c_decl_report=error +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_decl_report" >&5 +printf "%s\n" "$ac_cv_c_decl_report" >&6; } + +case $ac_cv_c_decl_report in + warning) ac_c_decl_warn_flag=yes ;; + *) ac_c_decl_warn_flag= ;; +esac + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether // is distinct from /" >&5 +printf %s "checking whether // is distinct from /... " >&6; } +if test ${gl_cv_double_slash_root+y} +then : + printf %s "(cached) " >&6 +else + if test x"$cross_compiling" = xyes ; then + # When cross-compiling, there is no way to tell whether // is special + # short of a list of hosts. However, the only known hosts to date + # that have a distinct // are Apollo DomainOS (too old to port to), + # Cygwin, and z/OS. If anyone knows of another system for which // has + # special semantics and is distinct from /, please report it to + # . + case $host in + *-cygwin | i370-ibm-openedition) + gl_cv_double_slash_root=yes ;; + *) + # Be optimistic and assume that / and // are the same when we + # don't know. + gl_cv_double_slash_root='unknown, assuming no' ;; + esac + else + set x `ls -di / // 2>/dev/null` + if test "$2" = "$4" && wc //dev/null >/dev/null 2>&1; then + gl_cv_double_slash_root=no + else + gl_cv_double_slash_root=yes + fi + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_double_slash_root" >&5 +printf "%s\n" "$gl_cv_double_slash_root" >&6; } + if test "$gl_cv_double_slash_root" = yes; then + +printf "%s\n" "#define DOUBLE_SLASH_IS_DISTINCT_ROOT 1" >>confdefs.h + + fi + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for complete errno.h" >&5 +printf %s "checking for complete errno.h... " >&6; } +if test ${gl_cv_header_errno_h_complete+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#if !defined ETXTBSY +booboo +#endif +#if !defined ENOMSG +booboo +#endif +#if !defined EIDRM +booboo +#endif +#if !defined ENOLINK +booboo +#endif +#if !defined EPROTO +booboo +#endif +#if !defined EMULTIHOP +booboo +#endif +#if !defined EBADMSG +booboo +#endif +#if !defined EOVERFLOW +booboo +#endif +#if !defined ENOTSUP +booboo +#endif +#if !defined ENETRESET +booboo +#endif +#if !defined ECONNABORTED +booboo +#endif +#if !defined ESTALE +booboo +#endif +#if !defined EDQUOT +booboo +#endif +#if !defined ECANCELED +booboo +#endif +#if !defined EOWNERDEAD +booboo +#endif +#if !defined ENOTRECOVERABLE +booboo +#endif +#if !defined EILSEQ +booboo +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "booboo" >/dev/null 2>&1 +then : + gl_cv_header_errno_h_complete=no +else + gl_cv_header_errno_h_complete=yes +fi +rm -rf conftest* + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_complete" >&5 +printf "%s\n" "$gl_cv_header_errno_h_complete" >&6; } + if test $gl_cv_header_errno_h_complete = yes; then + ERRNO_H='' + else + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_errno_h='<'errno.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_errno_h+y} +then : + printf %s "(cached) " >&6 +else + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'errno.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_errno_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_errno_h + gl_cv_next_errno_h='"'$gl_header'"' + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_errno_h" >&5 +printf "%s\n" "$gl_cv_next_errno_h" >&6; } + fi + NEXT_ERRNO_H=$gl_cv_next_errno_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'errno.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_errno_h + fi + NEXT_AS_FIRST_DIRECTIVE_ERRNO_H=$gl_next_as_first_directive + + + + + ERRNO_H='errno.h' + fi + + if test -n "$ERRNO_H"; then + GL_GENERATE_ERRNO_H_TRUE= + GL_GENERATE_ERRNO_H_FALSE='#' +else + GL_GENERATE_ERRNO_H_TRUE='#' + GL_GENERATE_ERRNO_H_FALSE= +fi + + + if test -n "$ERRNO_H"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for EMULTIHOP value" >&5 +printf %s "checking for EMULTIHOP value... " >&6; } +if test ${gl_cv_header_errno_h_EMULTIHOP+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#ifdef EMULTIHOP +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1 +then : + gl_cv_header_errno_h_EMULTIHOP=yes +else + gl_cv_header_errno_h_EMULTIHOP=no +fi +rm -rf conftest* + + if test $gl_cv_header_errno_h_EMULTIHOP = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#define _XOPEN_SOURCE_EXTENDED 1 +#include +#ifdef EMULTIHOP +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1 +then : + gl_cv_header_errno_h_EMULTIHOP=hidden +fi +rm -rf conftest* + + if test $gl_cv_header_errno_h_EMULTIHOP = hidden; then + if ac_fn_c_compute_int "$LINENO" "EMULTIHOP" "gl_cv_header_errno_h_EMULTIHOP" " +#define _XOPEN_SOURCE_EXTENDED 1 +#include +/* The following two lines are a workaround against an autoconf-2.52 bug. */ +#include +#include +" +then : + +fi + + fi + fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_EMULTIHOP" >&5 +printf "%s\n" "$gl_cv_header_errno_h_EMULTIHOP" >&6; } + case $gl_cv_header_errno_h_EMULTIHOP in + yes | no) + EMULTIHOP_HIDDEN=0; EMULTIHOP_VALUE= + ;; + *) + EMULTIHOP_HIDDEN=1; EMULTIHOP_VALUE="$gl_cv_header_errno_h_EMULTIHOP" + ;; + esac + + + fi + + + if test -n "$ERRNO_H"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ENOLINK value" >&5 +printf %s "checking for ENOLINK value... " >&6; } +if test ${gl_cv_header_errno_h_ENOLINK+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#ifdef ENOLINK +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1 +then : + gl_cv_header_errno_h_ENOLINK=yes +else + gl_cv_header_errno_h_ENOLINK=no +fi +rm -rf conftest* + + if test $gl_cv_header_errno_h_ENOLINK = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#define _XOPEN_SOURCE_EXTENDED 1 +#include +#ifdef ENOLINK +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1 +then : + gl_cv_header_errno_h_ENOLINK=hidden +fi +rm -rf conftest* + + if test $gl_cv_header_errno_h_ENOLINK = hidden; then + if ac_fn_c_compute_int "$LINENO" "ENOLINK" "gl_cv_header_errno_h_ENOLINK" " +#define _XOPEN_SOURCE_EXTENDED 1 +#include +/* The following two lines are a workaround against an autoconf-2.52 bug. */ +#include +#include +" +then : + +fi + + fi + fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_ENOLINK" >&5 +printf "%s\n" "$gl_cv_header_errno_h_ENOLINK" >&6; } + case $gl_cv_header_errno_h_ENOLINK in + yes | no) + ENOLINK_HIDDEN=0; ENOLINK_VALUE= + ;; + *) + ENOLINK_HIDDEN=1; ENOLINK_VALUE="$gl_cv_header_errno_h_ENOLINK" + ;; + esac + + + fi + + + if test -n "$ERRNO_H"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for EOVERFLOW value" >&5 +printf %s "checking for EOVERFLOW value... " >&6; } +if test ${gl_cv_header_errno_h_EOVERFLOW+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#ifdef EOVERFLOW +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1 +then : + gl_cv_header_errno_h_EOVERFLOW=yes +else + gl_cv_header_errno_h_EOVERFLOW=no +fi +rm -rf conftest* + + if test $gl_cv_header_errno_h_EOVERFLOW = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#define _XOPEN_SOURCE_EXTENDED 1 +#include +#ifdef EOVERFLOW +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1 +then : + gl_cv_header_errno_h_EOVERFLOW=hidden +fi +rm -rf conftest* + + if test $gl_cv_header_errno_h_EOVERFLOW = hidden; then + if ac_fn_c_compute_int "$LINENO" "EOVERFLOW" "gl_cv_header_errno_h_EOVERFLOW" " +#define _XOPEN_SOURCE_EXTENDED 1 +#include +/* The following two lines are a workaround against an autoconf-2.52 bug. */ +#include +#include +" +then : + +fi + + fi + fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_EOVERFLOW" >&5 +printf "%s\n" "$gl_cv_header_errno_h_EOVERFLOW" >&6; } + case $gl_cv_header_errno_h_EOVERFLOW in + yes | no) + EOVERFLOW_HIDDEN=0; EOVERFLOW_VALUE= + ;; + *) + EOVERFLOW_HIDDEN=1; EOVERFLOW_VALUE="$gl_cv_header_errno_h_EOVERFLOW" + ;; + esac + + + fi + + +ac_fn_c_check_decl "$LINENO" "strerror_r" "ac_cv_have_decl_strerror_r" "$ac_includes_default" +if test "x$ac_cv_have_decl_strerror_r" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_STRERROR_R $ac_have_decl +_ACEOF + + + + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether strerror_r returns char *" >&5 +printf %s "checking whether strerror_r returns char *... " >&6; } +if test ${ac_cv_func_strerror_r_char_p+y} +then : + printf %s "(cached) " >&6 +else + + ac_cv_func_strerror_r_char_p=no + if test $ac_cv_have_decl_strerror_r = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main (void) +{ + + char buf[100]; + char x = *strerror_r (0, buf, sizeof buf); + char *p = strerror_r (0, buf, sizeof buf); + return !p || x; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_func_strerror_r_char_p=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + else + # strerror_r is not declared. Choose between + # systems that have relatively inaccessible declarations for the + # function. BeOS and DEC UNIX 4.0 fall in this category, but the + # former has a strerror_r that returns char*, while the latter + # has a strerror_r that returns `int'. + # This test should segfault on the DEC system. + if test "$cross_compiling" = yes +then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default + extern char *strerror_r (); +int +main (void) +{ +char buf[100]; + char x = *strerror_r (0, buf, sizeof buf); + return ! isalpha (x); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + ac_cv_func_strerror_r_char_p=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_strerror_r_char_p" >&5 +printf "%s\n" "$ac_cv_func_strerror_r_char_p" >&6; } +if test $ac_cv_func_strerror_r_char_p = yes; then + +printf "%s\n" "#define STRERROR_R_CHAR_P 1" >>confdefs.h + +fi + + + + +ac_fn_c_check_decl "$LINENO" "fchdir" "ac_cv_have_decl_fchdir" "$ac_includes_default" +if test "x$ac_cv_have_decl_fchdir" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FCHDIR $ac_have_decl +_ACEOF + + + GNULIB_DPRINTF=0; + GNULIB_FCLOSE=0; + GNULIB_FDOPEN=0; + GNULIB_FFLUSH=0; + GNULIB_FGETC=0; + GNULIB_FGETS=0; + GNULIB_FOPEN=0; + GNULIB_FPRINTF=0; + GNULIB_FPRINTF_POSIX=0; + GNULIB_FPURGE=0; + GNULIB_FPUTC=0; + GNULIB_FPUTS=0; + GNULIB_FREAD=0; + GNULIB_FREOPEN=0; + GNULIB_FSCANF=0; + GNULIB_FSEEK=0; + GNULIB_FSEEKO=0; + GNULIB_FTELL=0; + GNULIB_FTELLO=0; + GNULIB_FWRITE=0; + GNULIB_GETC=0; + GNULIB_GETCHAR=0; + GNULIB_GETDELIM=0; + GNULIB_GETLINE=0; + GNULIB_OBSTACK_PRINTF=0; + GNULIB_OBSTACK_PRINTF_POSIX=0; + GNULIB_PCLOSE=0; + GNULIB_PERROR=0; + GNULIB_POPEN=0; + GNULIB_PRINTF=0; + GNULIB_PRINTF_POSIX=0; + GNULIB_PUTC=0; + GNULIB_PUTCHAR=0; + GNULIB_PUTS=0; + GNULIB_REMOVE=0; + GNULIB_RENAME=0; + GNULIB_RENAMEAT=0; + GNULIB_SCANF=0; + GNULIB_SNPRINTF=0; + GNULIB_SPRINTF_POSIX=0; + GNULIB_STDIO_H_NONBLOCKING=0; + GNULIB_STDIO_H_SIGPIPE=0; + GNULIB_TMPFILE=0; + GNULIB_VASPRINTF=0; + GNULIB_VFSCANF=0; + GNULIB_VSCANF=0; + GNULIB_VDPRINTF=0; + GNULIB_VFPRINTF=0; + GNULIB_VFPRINTF_POSIX=0; + GNULIB_VPRINTF=0; + GNULIB_VPRINTF_POSIX=0; + GNULIB_VSNPRINTF=0; + GNULIB_VSPRINTF_POSIX=0; + HAVE_DECL_FPURGE=1; + HAVE_DECL_FSEEKO=1; + HAVE_DECL_FTELLO=1; + HAVE_DECL_GETDELIM=1; + HAVE_DECL_GETLINE=1; + HAVE_DECL_OBSTACK_PRINTF=1; + HAVE_DECL_SNPRINTF=1; + HAVE_DECL_VSNPRINTF=1; + HAVE_DPRINTF=1; + HAVE_FSEEKO=1; + HAVE_FTELLO=1; + HAVE_PCLOSE=1; + HAVE_POPEN=1; + HAVE_RENAMEAT=1; + HAVE_VASPRINTF=1; + HAVE_VDPRINTF=1; + REPLACE_DPRINTF=0; + REPLACE_FCLOSE=0; + REPLACE_FDOPEN=0; + REPLACE_FFLUSH=0; + REPLACE_FOPEN=0; + REPLACE_FPRINTF=0; + REPLACE_FPURGE=0; + REPLACE_FREOPEN=0; + REPLACE_FSEEK=0; + REPLACE_FSEEKO=0; + REPLACE_FTELL=0; + REPLACE_FTELLO=0; + REPLACE_GETDELIM=0; + REPLACE_GETLINE=0; + REPLACE_OBSTACK_PRINTF=0; + REPLACE_PERROR=0; + REPLACE_POPEN=0; + REPLACE_PRINTF=0; + REPLACE_REMOVE=0; + REPLACE_RENAME=0; + REPLACE_RENAMEAT=0; + REPLACE_SNPRINTF=0; + REPLACE_SPRINTF=0; + REPLACE_STDIO_READ_FUNCS=0; + REPLACE_STDIO_WRITE_FUNCS=0; + REPLACE_TMPFILE=0; + REPLACE_VASPRINTF=0; + REPLACE_VDPRINTF=0; + REPLACE_VFPRINTF=0; + REPLACE_VPRINTF=0; + REPLACE_VSNPRINTF=0; + REPLACE_VSPRINTF=0; + + + GNULIB_FCNTL=0; + GNULIB_NONBLOCKING=0; + GNULIB_OPEN=0; + GNULIB_OPENAT=0; + HAVE_FCNTL=1; + HAVE_OPENAT=1; + REPLACE_FCNTL=0; + REPLACE_OPEN=0; + REPLACE_OPENAT=0; + + + + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working fcntl.h" >&5 +printf %s "checking for working fcntl.h... " >&6; } +if test ${gl_cv_header_working_fcntl_h+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + gl_cv_header_working_fcntl_h=cross-compiling +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + #if HAVE_UNISTD_H + # include + #else /* on Windows with MSVC */ + # include + # include + # defined sleep(n) _sleep ((n) * 1000) + #endif + #include + #ifndef O_NOATIME + #define O_NOATIME 0 + #endif + #ifndef O_NOFOLLOW + #define O_NOFOLLOW 0 + #endif + static int const constants[] = + { + O_CREAT, O_EXCL, O_NOCTTY, O_TRUNC, O_APPEND, + O_NONBLOCK, O_SYNC, O_ACCMODE, O_RDONLY, O_RDWR, O_WRONLY + }; + +int +main (void) +{ + + int result = !constants; + #if HAVE_SYMLINK + { + static char const sym[] = "conftest.sym"; + if (symlink ("/dev/null", sym) != 0) + result |= 2; + else + { + int fd = open (sym, O_WRONLY | O_NOFOLLOW | O_CREAT, 0); + if (fd >= 0) + { + close (fd); + result |= 4; + } + } + if (unlink (sym) != 0 || symlink (".", sym) != 0) + result |= 2; + else + { + int fd = open (sym, O_RDONLY | O_NOFOLLOW); + if (fd >= 0) + { + close (fd); + result |= 4; + } + } + unlink (sym); + } + #endif + { + static char const file[] = "confdefs.h"; + int fd = open (file, O_RDONLY | O_NOATIME); + if (fd < 0) + result |= 8; + else + { + struct stat st0; + if (fstat (fd, &st0) != 0) + result |= 16; + else + { + char c; + sleep (1); + if (read (fd, &c, 1) != 1) + result |= 24; + else + { + if (close (fd) != 0) + result |= 32; + else + { + struct stat st1; + if (stat (file, &st1) != 0) + result |= 40; + else + if (st0.st_atime != st1.st_atime) + result |= 64; + } + } + } + } + } + return result; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_header_working_fcntl_h=yes +else + case $? in #( + 4) gl_cv_header_working_fcntl_h='no (bad O_NOFOLLOW)';; #( + 64) gl_cv_header_working_fcntl_h='no (bad O_NOATIME)';; #( + 68) gl_cv_header_working_fcntl_h='no (bad O_NOATIME, O_NOFOLLOW)';; #( + *) gl_cv_header_working_fcntl_h='no';; + esac +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_fcntl_h" >&5 +printf "%s\n" "$gl_cv_header_working_fcntl_h" >&6; } + + case $gl_cv_header_working_fcntl_h in #( + *O_NOATIME* | no | cross-compiling) ac_val=0;; #( + *) ac_val=1;; + esac + +cat >>confdefs.h <<_ACEOF +#define HAVE_WORKING_O_NOATIME $ac_val +_ACEOF + + + case $gl_cv_header_working_fcntl_h in #( + *O_NOFOLLOW* | no | cross-compiling) ac_val=0;; #( + *) ac_val=1;; + esac + +cat >>confdefs.h <<_ACEOF +#define HAVE_WORKING_O_NOFOLLOW $ac_val +_ACEOF + + +ac_fn_c_check_type "$LINENO" "pid_t" "ac_cv_type_pid_t" "$ac_includes_default" +if test "x$ac_cv_type_pid_t" = xyes +then : + +else + +cat >>confdefs.h <<_ACEOF +#define pid_t int +_ACEOF + +fi + +ac_fn_c_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default" +if test "x$ac_cv_type_mode_t" = xyes +then : + +else + +cat >>confdefs.h <<_ACEOF +#define mode_t int +_ACEOF + +fi + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for promoted mode_t type" >&5 +printf %s "checking for promoted mode_t type... " >&6; } +if test ${gl_cv_promoted_mode_t+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +typedef int array[2 * (sizeof (mode_t) < sizeof (int)) - 1]; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_promoted_mode_t='int' +else + gl_cv_promoted_mode_t='mode_t' +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_promoted_mode_t" >&5 +printf "%s\n" "$gl_cv_promoted_mode_t" >&6; } + +cat >>confdefs.h <<_ACEOF +#define PROMOTED_MODE_T $gl_cv_promoted_mode_t +_ACEOF + + +ac_fn_c_check_decl "$LINENO" "fdatasync" "ac_cv_have_decl_fdatasync" "$ac_includes_default" +if test "x$ac_cv_have_decl_fdatasync" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FDATASYNC $ac_have_decl +_ACEOF + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for stdint.h" >&5 +printf %s "checking for stdint.h... " >&6; } +if test ${gl_cv_header_stdint_h+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include +int +main (void) +{ +uintmax_t i = (uintmax_t) -1; return !i; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_header_stdint_h=yes +else + gl_cv_header_stdint_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_stdint_h" >&5 +printf "%s\n" "$gl_cv_header_stdint_h" >&6; } + if test $gl_cv_header_stdint_h = yes; then + +cat >>confdefs.h <<_ACEOF +#define HAVE_STDINT_H_WITH_UINTMAX 1 +_ACEOF + + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for inttypes.h" >&5 +printf %s "checking for inttypes.h... " >&6; } +if test ${gl_cv_header_inttypes_h+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include + +int +main (void) +{ +uintmax_t i = (uintmax_t) -1; return !i; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_header_inttypes_h=yes +else + gl_cv_header_inttypes_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_inttypes_h" >&5 +printf "%s\n" "$gl_cv_header_inttypes_h" >&6; } + if test $gl_cv_header_inttypes_h = yes; then + +cat >>confdefs.h <<_ACEOF +#define HAVE_INTTYPES_H_WITH_UINTMAX 1 +_ACEOF + + fi + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports size specifiers as in C99" >&5 +printf %s "checking whether printf supports size specifiers as in C99... " >&6; } +if test ${gl_cv_func_printf_sizes_c99+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_sizes_c99="guessing yes";; + # Guess yes on FreeBSD >= 5. + freebsd[1-4].*) gl_cv_func_printf_sizes_c99="guessing no";; + freebsd* | kfreebsd*) gl_cv_func_printf_sizes_c99="guessing yes";; + # Guess yes on Mac OS X >= 10.3. + darwin[1-6].*) gl_cv_func_printf_sizes_c99="guessing no";; + darwin*) gl_cv_func_printf_sizes_c99="guessing yes";; + # Guess yes on OpenBSD >= 3.9. + openbsd[1-2].* | openbsd3.[0-8] | openbsd3.[0-8].*) + gl_cv_func_printf_sizes_c99="guessing no";; + openbsd*) gl_cv_func_printf_sizes_c99="guessing yes";; + # Guess yes on Solaris >= 2.10. + solaris2.[1-9][0-9]*) gl_cv_func_printf_sizes_c99="guessing yes";; + solaris*) gl_cv_func_printf_sizes_c99="guessing no";; + # Guess yes on NetBSD >= 3. + netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*) + gl_cv_func_printf_sizes_c99="guessing no";; + netbsd*) gl_cv_func_printf_sizes_c99="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_sizes_c99="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#include +#if HAVE_STDINT_H_WITH_UINTMAX +# include +#endif +#if HAVE_INTTYPES_H_WITH_UINTMAX +# include +#endif +static char buf[100]; +int main () +{ + int result = 0; +#if HAVE_STDINT_H_WITH_UINTMAX || HAVE_INTTYPES_H_WITH_UINTMAX + buf[0] = '\0'; + if (sprintf (buf, "%ju %d", (uintmax_t) 12345671, 33, 44, 55) < 0 + || strcmp (buf, "12345671 33") != 0) + result |= 1; +#endif + buf[0] = '\0'; + if (sprintf (buf, "%zu %d", (size_t) 12345672, 33, 44, 55) < 0 + || strcmp (buf, "12345672 33") != 0) + result |= 2; + buf[0] = '\0'; + if (sprintf (buf, "%tu %d", (ptrdiff_t) 12345673, 33, 44, 55) < 0 + || strcmp (buf, "12345673 33") != 0) + result |= 4; + buf[0] = '\0'; + if (sprintf (buf, "%Lg %d", (long double) 1.5, 33, 44, 55) < 0 + || strcmp (buf, "1.5 33") != 0) + result |= 8; + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_sizes_c99=yes +else + gl_cv_func_printf_sizes_c99=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_sizes_c99" >&5 +printf "%s\n" "$gl_cv_func_printf_sizes_c99" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports 'long double' arguments" >&5 +printf %s "checking whether printf supports 'long double' arguments... " >&6; } +if test ${gl_cv_func_printf_long_double+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + beos*) gl_cv_func_printf_long_double="guessing no";; + mingw* | pw*) gl_cv_func_printf_long_double="guessing no";; + *) gl_cv_func_printf_long_double="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +static char buf[10000]; +int main () +{ + int result = 0; + buf[0] = '\0'; + if (sprintf (buf, "%Lf %d", 1.75L, 33, 44, 55) < 0 + || strcmp (buf, "1.750000 33") != 0) + result |= 1; + buf[0] = '\0'; + if (sprintf (buf, "%Le %d", 1.75L, 33, 44, 55) < 0 + || strcmp (buf, "1.750000e+00 33") != 0) + result |= 2; + buf[0] = '\0'; + if (sprintf (buf, "%Lg %d", 1.75L, 33, 44, 55) < 0 + || strcmp (buf, "1.75 33") != 0) + result |= 4; + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_long_double=yes +else + gl_cv_func_printf_long_double=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_long_double" >&5 +printf "%s\n" "$gl_cv_func_printf_long_double" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports infinite 'double' arguments" >&5 +printf %s "checking whether printf supports infinite 'double' arguments... " >&6; } +if test ${gl_cv_func_printf_infinite+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on FreeBSD >= 6. + freebsd[1-5].*) gl_cv_func_printf_infinite="guessing no";; + freebsd* | kfreebsd*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on Mac OS X >= 10.3. + darwin[1-6].*) gl_cv_func_printf_infinite="guessing no";; + darwin*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on HP-UX >= 11. + hpux[7-9]* | hpux10*) gl_cv_func_printf_infinite="guessing no";; + hpux*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on NetBSD >= 3. + netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*) + gl_cv_func_printf_infinite="guessing no";; + netbsd*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on BeOS. + beos*) gl_cv_func_printf_infinite="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_infinite="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +static int +strisnan (const char *string, size_t start_index, size_t end_index) +{ + if (start_index < end_index) + { + if (string[start_index] == '-') + start_index++; + if (start_index + 3 <= end_index + && memcmp (string + start_index, "nan", 3) == 0) + { + start_index += 3; + if (start_index == end_index + || (string[start_index] == '(' && string[end_index - 1] == ')')) + return 1; + } + } + return 0; +} +static int +have_minus_zero () +{ + static double plus_zero = 0.0; + double minus_zero = - plus_zero; + return memcmp (&plus_zero, &minus_zero, sizeof (double)) != 0; +} +static char buf[10000]; +static double zero = 0.0; +int main () +{ + int result = 0; + if (sprintf (buf, "%f", 1.0 / zero) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + result |= 1; + if (sprintf (buf, "%f", -1.0 / zero) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + result |= 1; + if (sprintf (buf, "%f", zero / zero) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 2; + if (sprintf (buf, "%e", 1.0 / zero) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + result |= 4; + if (sprintf (buf, "%e", -1.0 / zero) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + result |= 4; + if (sprintf (buf, "%e", zero / zero) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 8; + if (sprintf (buf, "%g", 1.0 / zero) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + result |= 16; + if (sprintf (buf, "%g", -1.0 / zero) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + result |= 16; + if (sprintf (buf, "%g", zero / zero) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 32; + /* This test fails on HP-UX 10.20. */ + if (have_minus_zero ()) + if (sprintf (buf, "%g", - zero) < 0 + || strcmp (buf, "-0") != 0) + result |= 64; + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_infinite=yes +else + gl_cv_func_printf_infinite=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_infinite" >&5 +printf "%s\n" "$gl_cv_func_printf_infinite" >&6; } + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether byte ordering is bigendian" >&5 +printf %s "checking whether byte ordering is bigendian... " >&6; } +if test ${ac_cv_c_bigendian+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_c_bigendian=unknown + # See if we're dealing with a universal compiler. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifndef __APPLE_CC__ + not a universal capable compiler + #endif + typedef int dummy; + +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + + # Check for potential -arch flags. It is not universal unless + # there are at least two -arch flags with different values. + ac_arch= + ac_prev= + for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do + if test -n "$ac_prev"; then + case $ac_word in + i?86 | x86_64 | ppc | ppc64) + if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then + ac_arch=$ac_word + else + ac_cv_c_bigendian=universal + break + fi + ;; + esac + ac_prev= + elif test "x$ac_word" = "x-arch"; then + ac_prev=arch + fi + done +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + if test $ac_cv_c_bigendian = unknown; then + # See if sys/param.h defines the BYTE_ORDER macro. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + +int +main (void) +{ +#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \ + && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \ + && LITTLE_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + # It does; now see whether it defined to BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + +int +main (void) +{ +#if BYTE_ORDER != BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # See if defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris). + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +#if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + # It does; now see whether it defined to _BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +#ifndef _BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # Compile a test program. + if test "$cross_compiling" = yes +then : + # Try to guess by grepping values from an object file. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +short int ascii_mm[] = + { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 }; + short int ascii_ii[] = + { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 }; + int use_ascii (int i) { + return ascii_mm[i] + ascii_ii[i]; + } + short int ebcdic_ii[] = + { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 }; + short int ebcdic_mm[] = + { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 }; + int use_ebcdic (int i) { + return ebcdic_mm[i] + ebcdic_ii[i]; + } + extern int foo; + +int +main (void) +{ +return use_ascii (foo) == use_ebcdic (foo); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then + ac_cv_c_bigendian=yes + fi + if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then + if test "$ac_cv_c_bigendian" = unknown; then + ac_cv_c_bigendian=no + else + # finding both strings is unlikely to happen, but who knows? + ac_cv_c_bigendian=unknown + fi + fi +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main (void) +{ + + /* Are we little or big endian? From Harbison&Steele. */ + union + { + long int l; + char c[sizeof (long int)]; + } u; + u.l = 1; + return u.c[sizeof (long int) - 1] == 1; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + ac_cv_c_bigendian=no +else + ac_cv_c_bigendian=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_bigendian" >&5 +printf "%s\n" "$ac_cv_c_bigendian" >&6; } + case $ac_cv_c_bigendian in #( + yes) + printf "%s\n" "#define WORDS_BIGENDIAN 1" >>confdefs.h +;; #( + no) + ;; #( + universal) + +printf "%s\n" "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h + + ;; #( + *) + as_fn_error $? "unknown endianness + presetting ac_cv_c_bigendian=no (or yes) will help" "$LINENO" 5 ;; + esac + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether long double and double are the same" >&5 +printf %s "checking whether long double and double are the same... " >&6; } +if test ${gl_cv_long_double_equals_double+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +typedef int check[sizeof (long double) == sizeof (double) + && LDBL_MANT_DIG == DBL_MANT_DIG + && LDBL_MAX_EXP == DBL_MAX_EXP + && LDBL_MIN_EXP == DBL_MIN_EXP + ? 1 : -1]; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_long_double_equals_double=yes +else + gl_cv_long_double_equals_double=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_long_double_equals_double" >&5 +printf "%s\n" "$gl_cv_long_double_equals_double" >&6; } + if test $gl_cv_long_double_equals_double = yes; then + +printf "%s\n" "#define HAVE_SAME_LONG_DOUBLE_AS_DOUBLE 1" >>confdefs.h + + HAVE_SAME_LONG_DOUBLE_AS_DOUBLE=1 + else + HAVE_SAME_LONG_DOUBLE_AS_DOUBLE=0 + fi + + + + + + + + if test -n "$gl_printf_safe"; then + +printf "%s\n" "#define CHECK_PRINTF_SAFE 1" >>confdefs.h + + fi + case "$gl_cv_func_printf_long_double" in + *yes) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports infinite 'long double' arguments" >&5 +printf %s "checking whether printf supports infinite 'long double' arguments... " >&6; } +if test ${gl_cv_func_printf_infinite_long_double+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_cpu" in + # Guess no on ia64, x86_64, i386. + ia64 | x86_64 | i*86) gl_cv_func_printf_infinite_long_double="guessing no";; + *) + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_infinite_long_double="guessing yes";; + # Guess yes on FreeBSD >= 6. + freebsd[1-5].*) gl_cv_func_printf_infinite_long_double="guessing no";; + freebsd* | kfreebsd*) gl_cv_func_printf_infinite_long_double="guessing yes";; + # Guess yes on HP-UX >= 11. + hpux[7-9]* | hpux10*) gl_cv_func_printf_infinite_long_double="guessing no";; + hpux*) gl_cv_func_printf_infinite_long_double="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_infinite_long_double="guessing no";; + esac + ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#include +#if defined __MACH__ && defined __APPLE__ +/* Avoid a crash on Mac OS X. */ +#include +#include +#include +#include +#include +#include +/* The exception port on which our thread listens. */ +static mach_port_t our_exception_port; +/* The main function of the thread listening for exceptions of type + EXC_BAD_ACCESS. */ +static void * +mach_exception_thread (void *arg) +{ + /* Buffer for a message to be received. */ + struct { + mach_msg_header_t head; + mach_msg_body_t msgh_body; + char data[1024]; + } msg; + mach_msg_return_t retval; + /* Wait for a message on the exception port. */ + retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg), + our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL); + if (retval != MACH_MSG_SUCCESS) + abort (); + exit (1); +} +static void +nocrash_init (void) +{ + mach_port_t self = mach_task_self (); + /* Allocate a port on which the thread shall listen for exceptions. */ + if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port) + == KERN_SUCCESS) { + /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html. */ + if (mach_port_insert_right (self, our_exception_port, our_exception_port, + MACH_MSG_TYPE_MAKE_SEND) + == KERN_SUCCESS) { + /* The exceptions we want to catch. Only EXC_BAD_ACCESS is interesting + for us. */ + exception_mask_t mask = EXC_MASK_BAD_ACCESS; + /* Create the thread listening on the exception port. */ + pthread_attr_t attr; + pthread_t thread; + if (pthread_attr_init (&attr) == 0 + && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0 + && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) { + pthread_attr_destroy (&attr); + /* Replace the exception port info for these exceptions with our own. + Note that we replace the exception port for the entire task, not only + for a particular thread. This has the effect that when our exception + port gets the message, the thread specific exception port has already + been asked, and we don't need to bother about it. + See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html. */ + task_set_exception_ports (self, mask, our_exception_port, + EXCEPTION_DEFAULT, MACHINE_THREAD_STATE); + } + } + } +} +#elif (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ +/* Avoid a crash on native Windows. */ +#define WIN32_LEAN_AND_MEAN +#include +#include +static LONG WINAPI +exception_filter (EXCEPTION_POINTERS *ExceptionInfo) +{ + switch (ExceptionInfo->ExceptionRecord->ExceptionCode) + { + case EXCEPTION_ACCESS_VIOLATION: + case EXCEPTION_IN_PAGE_ERROR: + case EXCEPTION_STACK_OVERFLOW: + case EXCEPTION_GUARD_PAGE: + case EXCEPTION_PRIV_INSTRUCTION: + case EXCEPTION_ILLEGAL_INSTRUCTION: + case EXCEPTION_DATATYPE_MISALIGNMENT: + case EXCEPTION_ARRAY_BOUNDS_EXCEEDED: + case EXCEPTION_NONCONTINUABLE_EXCEPTION: + exit (1); + } + return EXCEPTION_CONTINUE_SEARCH; +} +static void +nocrash_init (void) +{ + SetUnhandledExceptionFilter ((LPTOP_LEVEL_EXCEPTION_FILTER) exception_filter); +} +#else +/* Avoid a crash on POSIX systems. */ +#include +/* A POSIX signal handler. */ +static void +exception_handler (int sig) +{ + exit (1); +} +static void +nocrash_init (void) +{ +#ifdef SIGSEGV + signal (SIGSEGV, exception_handler); +#endif +#ifdef SIGBUS + signal (SIGBUS, exception_handler); +#endif +} +#endif + +#include +#include +#include +static int +strisnan (const char *string, size_t start_index, size_t end_index) +{ + if (start_index < end_index) + { + if (string[start_index] == '-') + start_index++; + if (start_index + 3 <= end_index + && memcmp (string + start_index, "nan", 3) == 0) + { + start_index += 3; + if (start_index == end_index + || (string[start_index] == '(' && string[end_index - 1] == ')')) + return 1; + } + } + return 0; +} +static char buf[10000]; +static long double zeroL = 0.0L; +int main () +{ + int result = 0; + nocrash_init(); + if (sprintf (buf, "%Lf", 1.0L / zeroL) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + result |= 1; + if (sprintf (buf, "%Lf", -1.0L / zeroL) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + result |= 1; + if (sprintf (buf, "%Lf", zeroL / zeroL) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 1; + if (sprintf (buf, "%Le", 1.0L / zeroL) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + result |= 1; + if (sprintf (buf, "%Le", -1.0L / zeroL) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + result |= 1; + if (sprintf (buf, "%Le", zeroL / zeroL) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 1; + if (sprintf (buf, "%Lg", 1.0L / zeroL) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + result |= 1; + if (sprintf (buf, "%Lg", -1.0L / zeroL) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + result |= 1; + if (sprintf (buf, "%Lg", zeroL / zeroL) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 1; +#if CHECK_PRINTF_SAFE && ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE +/* Representation of an 80-bit 'long double' as an initializer for a sequence + of 'unsigned int' words. */ +# ifdef WORDS_BIGENDIAN +# define LDBL80_WORDS(exponent,manthi,mantlo) \ + { ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \ + ((unsigned int) (manthi) << 16) | ((unsigned int) (mantlo) >> 16), \ + (unsigned int) (mantlo) << 16 \ + } +# else +# define LDBL80_WORDS(exponent,manthi,mantlo) \ + { mantlo, manthi, exponent } +# endif + { /* Quiet NaN. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 2; + if (sprintf (buf, "%Le", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 2; + if (sprintf (buf, "%Lg", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 2; + } + { + /* Signalling NaN. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 2; + if (sprintf (buf, "%Le", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 2; + if (sprintf (buf, "%Lg", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + result |= 2; + } + { /* Pseudo-NaN. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) <= 0) + result |= 4; + if (sprintf (buf, "%Le", x.value) <= 0) + result |= 4; + if (sprintf (buf, "%Lg", x.value) <= 0) + result |= 4; + } + { /* Pseudo-Infinity. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) <= 0) + result |= 8; + if (sprintf (buf, "%Le", x.value) <= 0) + result |= 8; + if (sprintf (buf, "%Lg", x.value) <= 0) + result |= 8; + } + { /* Pseudo-Zero. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) <= 0) + result |= 16; + if (sprintf (buf, "%Le", x.value) <= 0) + result |= 16; + if (sprintf (buf, "%Lg", x.value) <= 0) + result |= 16; + } + { /* Unnormalized number. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) <= 0) + result |= 32; + if (sprintf (buf, "%Le", x.value) <= 0) + result |= 32; + if (sprintf (buf, "%Lg", x.value) <= 0) + result |= 32; + } + { /* Pseudo-Denormal. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) <= 0) + result |= 64; + if (sprintf (buf, "%Le", x.value) <= 0) + result |= 64; + if (sprintf (buf, "%Lg", x.value) <= 0) + result |= 64; + } +#endif + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_infinite_long_double=yes +else + gl_cv_func_printf_infinite_long_double=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_infinite_long_double" >&5 +printf "%s\n" "$gl_cv_func_printf_infinite_long_double" >&6; } + ;; + *) + gl_cv_func_printf_infinite_long_double="irrelevant" + ;; + esac + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'a' and 'A' directives" >&5 +printf %s "checking whether printf supports the 'a' and 'A' directives... " >&6; } +if test ${gl_cv_func_printf_directive_a+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + # Guess yes on glibc >= 2.5 systems. + *-gnu*) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include + #ifdef __GNU_LIBRARY__ + #if ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 5) || (__GLIBC__ > 2)) && !defined __UCLIBC__ + BZ2908 + #endif + #endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "BZ2908" >/dev/null 2>&1 +then : + gl_cv_func_printf_directive_a="guessing yes" +else + gl_cv_func_printf_directive_a="guessing no" +fi +rm -rf conftest* + + ;; + # If we don't know, assume the worst. + *) gl_cv_func_printf_directive_a="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +static char buf[100]; +static double zero = 0.0; +int main () +{ + int result = 0; + if (sprintf (buf, "%a %d", 3.1416015625, 33, 44, 55) < 0 + || (strcmp (buf, "0x1.922p+1 33") != 0 + && strcmp (buf, "0x3.244p+0 33") != 0 + && strcmp (buf, "0x6.488p-1 33") != 0 + && strcmp (buf, "0xc.91p-2 33") != 0)) + result |= 1; + if (sprintf (buf, "%A %d", -3.1416015625, 33, 44, 55) < 0 + || (strcmp (buf, "-0X1.922P+1 33") != 0 + && strcmp (buf, "-0X3.244P+0 33") != 0 + && strcmp (buf, "-0X6.488P-1 33") != 0 + && strcmp (buf, "-0XC.91P-2 33") != 0)) + result |= 2; + /* This catches a FreeBSD 6.1 bug: it doesn't round. */ + if (sprintf (buf, "%.2a %d", 1.51, 33, 44, 55) < 0 + || (strcmp (buf, "0x1.83p+0 33") != 0 + && strcmp (buf, "0x3.05p-1 33") != 0 + && strcmp (buf, "0x6.0ap-2 33") != 0 + && strcmp (buf, "0xc.14p-3 33") != 0)) + result |= 4; + /* This catches a FreeBSD 6.1 bug. See + */ + if (sprintf (buf, "%010a %d", 1.0 / zero, 33, 44, 55) < 0 + || buf[0] == '0') + result |= 8; + /* This catches a Mac OS X 10.3.9 (Darwin 7.9) bug. */ + if (sprintf (buf, "%.1a", 1.999) < 0 + || (strcmp (buf, "0x1.0p+1") != 0 + && strcmp (buf, "0x2.0p+0") != 0 + && strcmp (buf, "0x4.0p-1") != 0 + && strcmp (buf, "0x8.0p-2") != 0)) + result |= 16; + /* This catches the same Mac OS X 10.3.9 (Darwin 7.9) bug and also a + glibc 2.4 bug . */ + if (sprintf (buf, "%.1La", 1.999L) < 0 + || (strcmp (buf, "0x1.0p+1") != 0 + && strcmp (buf, "0x2.0p+0") != 0 + && strcmp (buf, "0x4.0p-1") != 0 + && strcmp (buf, "0x8.0p-2") != 0)) + result |= 32; + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_directive_a=yes +else + gl_cv_func_printf_directive_a=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_a" >&5 +printf "%s\n" "$gl_cv_func_printf_directive_a" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'F' directive" >&5 +printf %s "checking whether printf supports the 'F' directive... " >&6; } +if test ${gl_cv_func_printf_directive_f+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_directive_f="guessing yes";; + # Guess yes on FreeBSD >= 6. + freebsd[1-5].*) gl_cv_func_printf_directive_f="guessing no";; + freebsd* | kfreebsd*) gl_cv_func_printf_directive_f="guessing yes";; + # Guess yes on Mac OS X >= 10.3. + darwin[1-6].*) gl_cv_func_printf_directive_f="guessing no";; + darwin*) gl_cv_func_printf_directive_f="guessing yes";; + # Guess yes on Solaris >= 2.10. + solaris2.[1-9][0-9]*) gl_cv_func_printf_sizes_c99="guessing yes";; + solaris*) gl_cv_func_printf_sizes_c99="guessing no";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_directive_f="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +static char buf[100]; +static double zero = 0.0; +int main () +{ + int result = 0; + if (sprintf (buf, "%F %d", 1234567.0, 33, 44, 55) < 0 + || strcmp (buf, "1234567.000000 33") != 0) + result |= 1; + if (sprintf (buf, "%F", 1.0 / zero) < 0 + || (strcmp (buf, "INF") != 0 && strcmp (buf, "INFINITY") != 0)) + result |= 2; + /* This catches a Cygwin 1.5.x bug. */ + if (sprintf (buf, "%.F", 1234.0) < 0 + || strcmp (buf, "1234") != 0) + result |= 4; + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_directive_f=yes +else + gl_cv_func_printf_directive_f=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_f" >&5 +printf "%s\n" "$gl_cv_func_printf_directive_f" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'n' directive" >&5 +printf %s "checking whether printf supports the 'n' directive... " >&6; } +if test ${gl_cv_func_printf_directive_n+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + mingw*) gl_cv_func_printf_directive_n="guessing no";; + *) gl_cv_func_printf_directive_n="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#ifdef _MSC_VER +/* See page about "Parameter Validation" on msdn.microsoft.com. */ +static void cdecl +invalid_parameter_handler (const wchar_t *expression, + const wchar_t *function, + const wchar_t *file, unsigned int line, + uintptr_t dummy) +{ + exit (1); +} +#endif +static char fmtstring[10]; +static char buf[100]; +int main () +{ + int count = -1; +#ifdef _MSC_VER + _set_invalid_parameter_handler (invalid_parameter_handler); +#endif + /* Copy the format string. Some systems (glibc with _FORTIFY_SOURCE=2) + support %n in format strings in read-only memory but not in writable + memory. */ + strcpy (fmtstring, "%d %n"); + if (sprintf (buf, fmtstring, 123, &count, 33, 44, 55) < 0 + || strcmp (buf, "123 ") != 0 + || count != 4) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_directive_n=yes +else + gl_cv_func_printf_directive_n=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_n" >&5 +printf "%s\n" "$gl_cv_func_printf_directive_n" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'ls' directive" >&5 +printf %s "checking whether printf supports the 'ls' directive... " >&6; } +if test ${gl_cv_func_printf_directive_ls+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + openbsd*) gl_cv_func_printf_directive_ls="guessing no";; + irix*) gl_cv_func_printf_directive_ls="guessing no";; + solaris*) gl_cv_func_printf_directive_ls="guessing no";; + cygwin*) gl_cv_func_printf_directive_ls="guessing no";; + beos* | haiku*) gl_cv_func_printf_directive_ls="guessing no";; + *) gl_cv_func_printf_directive_ls="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Tru64 with Desktop Toolkit C has a bug: must be included before + . + BSD/OS 4.0.1 has a bug: , and must be + included before . */ +#include +#include +#include +#include +#include +int main () +{ + int result = 0; + char buf[100]; + /* Test whether %ls works at all. + This test fails on OpenBSD 4.0, IRIX 6.5, Solaris 2.6, Haiku, but not on + Cygwin 1.5. */ + { + static const wchar_t wstring[] = { 'a', 'b', 'c', 0 }; + buf[0] = '\0'; + if (sprintf (buf, "%ls", wstring) < 0 + || strcmp (buf, "abc") != 0) + result |= 1; + } + /* This test fails on IRIX 6.5, Solaris 2.6, Cygwin 1.5, Haiku (with an + assertion failure inside libc), but not on OpenBSD 4.0. */ + { + static const wchar_t wstring[] = { 'a', 0 }; + buf[0] = '\0'; + if (sprintf (buf, "%ls", wstring) < 0 + || strcmp (buf, "a") != 0) + result |= 2; + } + /* Test whether precisions in %ls are supported as specified in ISO C 99 + section 7.19.6.1: + "If a precision is specified, no more than that many bytes are written + (including shift sequences, if any), and the array shall contain a + null wide character if, to equal the multibyte character sequence + length given by the precision, the function would need to access a + wide character one past the end of the array." + This test fails on Solaris 10. */ + { + static const wchar_t wstring[] = { 'a', 'b', (wchar_t) 0xfdfdfdfd, 0 }; + buf[0] = '\0'; + if (sprintf (buf, "%.2ls", wstring) < 0 + || strcmp (buf, "ab") != 0) + result |= 8; + } + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_directive_ls=yes +else + gl_cv_func_printf_directive_ls=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_ls" >&5 +printf "%s\n" "$gl_cv_func_printf_directive_ls" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports POSIX/XSI format strings with positions" >&5 +printf %s "checking whether printf supports POSIX/XSI format strings with positions... " >&6; } +if test ${gl_cv_func_printf_positions+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + netbsd[1-3]* | netbsdelf[1-3]* | netbsdaout[1-3]* | netbsdcoff[1-3]*) + gl_cv_func_printf_positions="guessing no";; + beos*) gl_cv_func_printf_positions="guessing no";; + mingw* | pw*) gl_cv_func_printf_positions="guessing no";; + *) gl_cv_func_printf_positions="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +/* The string "%2$d %1$d", with dollar characters protected from the shell's + dollar expansion (possibly an autoconf bug). */ +static char format[] = { '%', '2', '$', 'd', ' ', '%', '1', '$', 'd', '\0' }; +static char buf[100]; +int main () +{ + sprintf (buf, format, 33, 55); + return (strcmp (buf, "55 33") != 0); +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_positions=yes +else + gl_cv_func_printf_positions=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_positions" >&5 +printf "%s\n" "$gl_cv_func_printf_positions" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the grouping flag" >&5 +printf %s "checking whether printf supports the grouping flag... " >&6; } +if test ${gl_cv_func_printf_flag_grouping+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + cygwin*) gl_cv_func_printf_flag_grouping="guessing no";; + netbsd*) gl_cv_func_printf_flag_grouping="guessing no";; + mingw* | pw*) gl_cv_func_printf_flag_grouping="guessing no";; + *) gl_cv_func_printf_flag_grouping="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +static char buf[100]; +int main () +{ + if (sprintf (buf, "%'d %d", 1234567, 99) < 0 + || buf[strlen (buf) - 1] != '9') + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_flag_grouping=yes +else + gl_cv_func_printf_flag_grouping=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_grouping" >&5 +printf "%s\n" "$gl_cv_func_printf_flag_grouping" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the left-adjust flag correctly" >&5 +printf %s "checking whether printf supports the left-adjust flag correctly... " >&6; } +if test ${gl_cv_func_printf_flag_leftadjust+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + # Guess yes on HP-UX 11. + hpux11*) gl_cv_func_printf_flag_leftadjust="guessing yes";; + # Guess no on HP-UX 10 and older. + hpux*) gl_cv_func_printf_flag_leftadjust="guessing no";; + # Guess yes otherwise. + *) gl_cv_func_printf_flag_leftadjust="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +static char buf[100]; +int main () +{ + /* Check that a '-' flag is not annihilated by a negative width. */ + if (sprintf (buf, "a%-*sc", -3, "b") < 0 + || strcmp (buf, "ab c") != 0) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_flag_leftadjust=yes +else + gl_cv_func_printf_flag_leftadjust=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_leftadjust" >&5 +printf "%s\n" "$gl_cv_func_printf_flag_leftadjust" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports the zero flag correctly" >&5 +printf %s "checking whether printf supports the zero flag correctly... " >&6; } +if test ${gl_cv_func_printf_flag_zero+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_flag_zero="guessing yes";; + # Guess yes on BeOS. + beos*) gl_cv_func_printf_flag_zero="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_flag_zero="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +static char buf[100]; +static double zero = 0.0; +int main () +{ + if (sprintf (buf, "%010f", 1.0 / zero, 33, 44, 55) < 0 + || (strcmp (buf, " inf") != 0 + && strcmp (buf, " infinity") != 0)) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_flag_zero=yes +else + gl_cv_func_printf_flag_zero=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_zero" >&5 +printf "%s\n" "$gl_cv_func_printf_flag_zero" >&6; } + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf supports large precisions" >&5 +printf %s "checking whether printf supports large precisions... " >&6; } +if test ${gl_cv_func_printf_precision+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + # Guess no only on Solaris, native Windows, and BeOS systems. + solaris*) gl_cv_func_printf_precision="guessing no" ;; + mingw* | pw*) gl_cv_func_printf_precision="guessing no" ;; + beos*) gl_cv_func_printf_precision="guessing no" ;; + *) gl_cv_func_printf_precision="guessing yes" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +static char buf[5000]; +int main () +{ + int result = 0; +#ifdef __BEOS__ + /* On BeOS, this would crash and show a dialog box. Avoid the crash. */ + return 1; +#endif + if (sprintf (buf, "%.4000d %d", 1, 33, 44) < 4000 + 3) + result |= 1; + if (sprintf (buf, "%.4000f %d", 1.0, 33, 44) < 4000 + 5) + result |= 2; + if (sprintf (buf, "%.511f %d", 1.0, 33, 44) < 511 + 5 + || buf[0] != '1') + result |= 4; + if (sprintf (buf, "%.999f %d", 1.0, 33, 44) < 999 + 5 + || buf[0] != '1') + result |= 4; + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_printf_precision=yes +else + gl_cv_func_printf_precision=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_precision" >&5 +printf "%s\n" "$gl_cv_func_printf_precision" >&6; } + + + gl_cv_c_multiarch=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifndef __APPLE_CC__ + not a universal capable compiler + #endif + typedef int dummy; + +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + + arch= + prev= + for word in ${CC} ${CFLAGS} ${CPPFLAGS} ${LDFLAGS}; do + if test -n "$prev"; then + case $word in + i?86 | x86_64 | ppc | ppc64) + if test -z "$arch" || test "$arch" = "$word"; then + arch="$word" + else + gl_cv_c_multiarch=yes + fi + ;; + esac + prev= + else + if test "x$word" = "x-arch"; then + prev=arch + fi + fi + done + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + if test $gl_cv_c_multiarch = yes; then + APPLE_UNIVERSAL_BUILD=1 + else + APPLE_UNIVERSAL_BUILD=0 + fi + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether printf survives out-of-memory conditions" >&5 +printf %s "checking whether printf survives out-of-memory conditions... " >&6; } +if test ${gl_cv_func_printf_enomem+y} +then : + printf %s "(cached) " >&6 +else + + gl_cv_func_printf_enomem="guessing no" + if test "$cross_compiling" = no; then + if test $APPLE_UNIVERSAL_BUILD = 0; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#include +#if defined __MACH__ && defined __APPLE__ +/* Avoid a crash on Mac OS X. */ +#include +#include +#include +#include +#include +#include +/* The exception port on which our thread listens. */ +static mach_port_t our_exception_port; +/* The main function of the thread listening for exceptions of type + EXC_BAD_ACCESS. */ +static void * +mach_exception_thread (void *arg) +{ + /* Buffer for a message to be received. */ + struct { + mach_msg_header_t head; + mach_msg_body_t msgh_body; + char data1024; + } msg; + mach_msg_return_t retval; + /* Wait for a message on the exception port. */ + retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg), + our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL); + if (retval != MACH_MSG_SUCCESS) + abort (); + exit (1); +} +static void +nocrash_init (void) +{ + mach_port_t self = mach_task_self (); + /* Allocate a port on which the thread shall listen for exceptions. */ + if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port) + == KERN_SUCCESS) { + /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html. */ + if (mach_port_insert_right (self, our_exception_port, our_exception_port, + MACH_MSG_TYPE_MAKE_SEND) + == KERN_SUCCESS) { + /* The exceptions we want to catch. Only EXC_BAD_ACCESS is interesting + for us. */ + exception_mask_t mask = EXC_MASK_BAD_ACCESS; + /* Create the thread listening on the exception port. */ + pthread_attr_t attr; + pthread_t thread; + if (pthread_attr_init (&attr) == 0 + && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0 + && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) { + pthread_attr_destroy (&attr); + /* Replace the exception port info for these exceptions with our own. + Note that we replace the exception port for the entire task, not only + for a particular thread. This has the effect that when our exception + port gets the message, the thread specific exception port has already + been asked, and we don't need to bother about it. + See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html. */ + task_set_exception_ports (self, mask, our_exception_port, + EXCEPTION_DEFAULT, MACHINE_THREAD_STATE); + } + } + } +} +#elif (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ +/* Avoid a crash on native Windows. */ +#define WIN32_LEAN_AND_MEAN +#include +#include +static LONG WINAPI +exception_filter (EXCEPTION_POINTERS *ExceptionInfo) +{ + switch (ExceptionInfo->ExceptionRecord->ExceptionCode) + { + case EXCEPTION_ACCESS_VIOLATION: + case EXCEPTION_IN_PAGE_ERROR: + case EXCEPTION_STACK_OVERFLOW: + case EXCEPTION_GUARD_PAGE: + case EXCEPTION_PRIV_INSTRUCTION: + case EXCEPTION_ILLEGAL_INSTRUCTION: + case EXCEPTION_DATATYPE_MISALIGNMENT: + case EXCEPTION_ARRAY_BOUNDS_EXCEEDED: + case EXCEPTION_NONCONTINUABLE_EXCEPTION: + exit (1); + } + return EXCEPTION_CONTINUE_SEARCH; +} +static void +nocrash_init (void) +{ + SetUnhandledExceptionFilter ((LPTOP_LEVEL_EXCEPTION_FILTER) exception_filter); +} +#else +/* Avoid a crash on POSIX systems. */ +#include +/* A POSIX signal handler. */ +static void +exception_handler (int sig) +{ + exit (1); +} +static void +nocrash_init (void) +{ +#ifdef SIGSEGV + signal (SIGSEGV, exception_handler); +#endif +#ifdef SIGBUS + signal (SIGBUS, exception_handler); +#endif +} +#endif + +#include +#include +#include +#include +#include +int main() +{ + struct rlimit limit; + int ret; + nocrash_init (); + /* Some printf implementations allocate temporary space with malloc. */ + /* On BSD systems, malloc() is limited by RLIMIT_DATA. */ +#ifdef RLIMIT_DATA + if (getrlimit (RLIMIT_DATA, &limit) < 0) + return 77; + if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 5000000) + limit.rlim_max = 5000000; + limit.rlim_cur = limit.rlim_max; + if (setrlimit (RLIMIT_DATA, &limit) < 0) + return 77; +#endif + /* On Linux systems, malloc() is limited by RLIMIT_AS. */ +#ifdef RLIMIT_AS + if (getrlimit (RLIMIT_AS, &limit) < 0) + return 77; + if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 5000000) + limit.rlim_max = 5000000; + limit.rlim_cur = limit.rlim_max; + if (setrlimit (RLIMIT_AS, &limit) < 0) + return 77; +#endif + /* Some printf implementations allocate temporary space on the stack. */ +#ifdef RLIMIT_STACK + if (getrlimit (RLIMIT_STACK, &limit) < 0) + return 77; + if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 5000000) + limit.rlim_max = 5000000; + limit.rlim_cur = limit.rlim_max; + if (setrlimit (RLIMIT_STACK, &limit) < 0) + return 77; +#endif + ret = printf ("%.5000000f", 1.0); + return !(ret == 5000002 || (ret < 0 && errno == ENOMEM)); +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + (./conftest 2>&5 + result=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $result" >&5 + if test $result != 0 && test $result != 77; then result=1; fi + exit $result + ) >/dev/null 2>/dev/null + case $? in + 0) gl_cv_func_printf_enomem="yes" ;; + 77) gl_cv_func_printf_enomem="guessing no" ;; + *) gl_cv_func_printf_enomem="no" ;; + esac + else + gl_cv_func_printf_enomem="guessing no" + fi + rm -fr conftest* + else + gl_cv_func_printf_enomem="guessing no" + fi + fi + if test "$gl_cv_func_printf_enomem" = "guessing no"; then + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on Solaris. + solaris*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on AIX. + aix*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on HP-UX/hppa. + hpux*) case "$host_cpu" in + hppa*) gl_cv_func_printf_enomem="guessing yes";; + *) gl_cv_func_printf_enomem="guessing no";; + esac + ;; + # Guess yes on IRIX. + irix*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on OSF/1. + osf*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on BeOS. + beos*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on Haiku. + haiku*) gl_cv_func_printf_enomem="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_enomem="guessing no";; + esac + fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_enomem" >&5 +printf "%s\n" "$gl_cv_func_printf_enomem" >&6; } + + + + case "$gl_cv_func_printf_long_double" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for unsigned long long int" >&5 +printf %s "checking for unsigned long long int... " >&6; } +if test ${ac_cv_type_unsigned_long_long_int+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_type_unsigned_long_long_int=yes + if test "x${ac_cv_prog_cc_c99-no}" = xno; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + /* For now, do not test the preprocessor; as of 2007 there are too many + implementations with broken preprocessors. Perhaps this can + be revisited in 2012. In the meantime, code should not expect + #if to work with literals wider than 32 bits. */ + /* Test literals. */ + long long int ll = 9223372036854775807ll; + long long int nll = -9223372036854775807LL; + unsigned long long int ull = 18446744073709551615ULL; + /* Test constant expressions. */ + typedef int a[((-9223372036854775807LL < 0 && 0 < 9223372036854775807ll) + ? 1 : -1)]; + typedef int b[(18446744073709551615ULL <= (unsigned long long int) -1 + ? 1 : -1)]; + int i = 63; +int +main (void) +{ +/* Test availability of runtime routines for shift and division. */ + long long int llmax = 9223372036854775807ll; + unsigned long long int ullmax = 18446744073709551615ull; + return ((ll << 63) | (ll >> 63) | (ll < i) | (ll > i) + | (llmax / ll) | (llmax % ll) + | (ull << 63) | (ull >> 63) | (ull << i) | (ull >> i) + | (ullmax / ull) | (ullmax % ull)); + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + +else + ac_cv_type_unsigned_long_long_int=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_unsigned_long_long_int" >&5 +printf "%s\n" "$ac_cv_type_unsigned_long_long_int" >&6; } + if test $ac_cv_type_unsigned_long_long_int = yes; then + +printf "%s\n" "#define HAVE_UNSIGNED_LONG_LONG_INT 1" >>confdefs.h + + fi + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for long long int" >&5 +printf %s "checking for long long int... " >&6; } +if test ${ac_cv_type_long_long_int+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_type_long_long_int=yes + if test "x${ac_cv_prog_cc_c99-no}" = xno; then + ac_cv_type_long_long_int=$ac_cv_type_unsigned_long_long_int + if test $ac_cv_type_long_long_int = yes; then + if test "$cross_compiling" = yes +then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #ifndef LLONG_MAX + # define HALF \ + (1LL << (sizeof (long long int) * CHAR_BIT - 2)) + # define LLONG_MAX (HALF - 1 + HALF) + #endif +int +main (void) +{ +long long int n = 1; + int i; + for (i = 0; ; i++) + { + long long int m = n << i; + if (m >> i != n) + return 1; + if (LLONG_MAX / 2 < m) + break; + } + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + +else + ac_cv_type_long_long_int=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_long_long_int" >&5 +printf "%s\n" "$ac_cv_type_long_long_int" >&6; } + if test $ac_cv_type_long_long_int = yes; then + +printf "%s\n" "#define HAVE_LONG_LONG_INT 1" >>confdefs.h + + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for wchar_t" >&5 +printf %s "checking for wchar_t... " >&6; } +if test ${gt_cv_c_wchar_t+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + wchar_t foo = (wchar_t)'\0'; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gt_cv_c_wchar_t=yes +else + gt_cv_c_wchar_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wchar_t" >&5 +printf "%s\n" "$gt_cv_c_wchar_t" >&6; } + if test $gt_cv_c_wchar_t = yes; then + +printf "%s\n" "#define HAVE_WCHAR_T 1" >>confdefs.h + + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for wint_t" >&5 +printf %s "checking for wint_t... " >&6; } +if test ${gt_cv_c_wint_t+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Tru64 with Desktop Toolkit C has a bug: must be included before + . + BSD/OS 4.0.1 has a bug: , and must be included + before . */ +#include +#include +#include +#include + wint_t foo = (wchar_t)'\0'; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gt_cv_c_wint_t=yes +else + gt_cv_c_wint_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wint_t" >&5 +printf "%s\n" "$gt_cv_c_wint_t" >&6; } + if test $gt_cv_c_wint_t = yes; then + +printf "%s\n" "#define HAVE_WINT_T 1" >>confdefs.h + + fi + + + + + + if test $ac_cv_header_features_h = yes; then + HAVE_FEATURES_H=1 + else + HAVE_FEATURES_H=0 + fi + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for intmax_t" >&5 +printf %s "checking for intmax_t... " >&6; } +if test ${gt_cv_c_intmax_t+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#if HAVE_STDINT_H_WITH_UINTMAX +#include +#endif +#if HAVE_INTTYPES_H_WITH_UINTMAX +#include +#endif + +int +main (void) +{ +intmax_t x = -1; return !x; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gt_cv_c_intmax_t=yes +else + gt_cv_c_intmax_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_intmax_t" >&5 +printf "%s\n" "$gt_cv_c_intmax_t" >&6; } + if test $gt_cv_c_intmax_t = yes; then + +printf "%s\n" "#define HAVE_INTMAX_T 1" >>confdefs.h + + else + + test $ac_cv_type_long_long_int = yes \ + && ac_type='long long' \ + || ac_type='long' + +cat >>confdefs.h <<_ACEOF +#define intmax_t $ac_type +_ACEOF + + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'double'" >&5 +printf %s "checking where to find the exponent in a 'double'... " >&6; } +if test ${gl_cv_cc_double_expbit0+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if defined arm || defined __arm || defined __arm__ + mixed_endianness +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "mixed_endianness" >/dev/null 2>&1 +then : + gl_cv_cc_double_expbit0="unknown" +else + + : +if test ${ac_cv_c_bigendian+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_c_bigendian=unknown + # See if we're dealing with a universal compiler. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifndef __APPLE_CC__ + not a universal capable compiler + #endif + typedef int dummy; + +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + + # Check for potential -arch flags. It is not universal unless + # there are at least two -arch flags with different values. + ac_arch= + ac_prev= + for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do + if test -n "$ac_prev"; then + case $ac_word in + i?86 | x86_64 | ppc | ppc64) + if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then + ac_arch=$ac_word + else + ac_cv_c_bigendian=universal + break + fi + ;; + esac + ac_prev= + elif test "x$ac_word" = "x-arch"; then + ac_prev=arch + fi + done +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + if test $ac_cv_c_bigendian = unknown; then + # See if sys/param.h defines the BYTE_ORDER macro. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + +int +main (void) +{ +#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \ + && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \ + && LITTLE_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + # It does; now see whether it defined to BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + +int +main (void) +{ +#if BYTE_ORDER != BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # See if defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris). + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +#if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + # It does; now see whether it defined to _BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +#ifndef _BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # Compile a test program. + if test "$cross_compiling" = yes +then : + # Try to guess by grepping values from an object file. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +short int ascii_mm[] = + { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 }; + short int ascii_ii[] = + { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 }; + int use_ascii (int i) { + return ascii_mm[i] + ascii_ii[i]; + } + short int ebcdic_ii[] = + { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 }; + short int ebcdic_mm[] = + { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 }; + int use_ebcdic (int i) { + return ebcdic_mm[i] + ebcdic_ii[i]; + } + extern int foo; + +int +main (void) +{ +return use_ascii (foo) == use_ebcdic (foo); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then + ac_cv_c_bigendian=yes + fi + if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then + if test "$ac_cv_c_bigendian" = unknown; then + ac_cv_c_bigendian=no + else + # finding both strings is unlikely to happen, but who knows? + ac_cv_c_bigendian=unknown + fi + fi +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main (void) +{ + + /* Are we little or big endian? From Harbison&Steele. */ + union + { + long int l; + char c[sizeof (long int)]; + } u; + u.l = 1; + return u.c[sizeof (long int) - 1] == 1; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + ac_cv_c_bigendian=no +else + ac_cv_c_bigendian=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi +fi +: + case $ac_cv_c_bigendian in #( + yes) + gl_cv_cc_double_expbit0="word 0 bit 20";; #( + no) + gl_cv_cc_double_expbit0="word 1 bit 20" ;; #( + universal) + +printf "%s\n" "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h + + ;; #( + *) + gl_cv_cc_double_expbit0="unknown" ;; + esac + + +fi +rm -rf conftest* + + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#include +#define NWORDS \ + ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { double value; unsigned int word[NWORDS]; } memory_double; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (double x) +{ + memory_double m; + size_t i; + /* Clear it first, in case sizeof (double) < sizeof (memory_double). */ + memset (&m, 0, sizeof (memory_double)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25); + add_to_ored_words (0.5); + add_to_ored_words (1.0); + add_to_ored_words (2.0); + add_to_ored_words (4.0); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_cc_double_expbit0=`cat conftest.out` +else + gl_cv_cc_double_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_expbit0" >&5 +printf "%s\n" "$gl_cv_cc_double_expbit0" >&6; } + case "$gl_cv_cc_double_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define DBL_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define DBL_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether snprintf returns a byte count as in C99" >&5 +printf %s "checking whether snprintf returns a byte count as in C99... " >&6; } +if test ${gl_cv_func_snprintf_retval_c99+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_snprintf_retval_c99="guessing yes";; + # Guess yes on FreeBSD >= 5. + freebsd[1-4].*) gl_cv_func_snprintf_retval_c99="guessing no";; + freebsd* | kfreebsd*) gl_cv_func_snprintf_retval_c99="guessing yes";; + # Guess yes on Mac OS X >= 10.3. + darwin[1-6].*) gl_cv_func_snprintf_retval_c99="guessing no";; + darwin*) gl_cv_func_snprintf_retval_c99="guessing yes";; + # Guess yes on OpenBSD >= 3.9. + openbsd[1-2].* | openbsd3.[0-8] | openbsd3.[0-8].*) + gl_cv_func_snprintf_retval_c99="guessing no";; + openbsd*) gl_cv_func_snprintf_retval_c99="guessing yes";; + # Guess yes on Solaris >= 2.10. + solaris2.[1-9][0-9]*) gl_cv_func_printf_sizes_c99="guessing yes";; + solaris*) gl_cv_func_printf_sizes_c99="guessing no";; + # Guess yes on AIX >= 4. + aix[1-3]*) gl_cv_func_snprintf_retval_c99="guessing no";; + aix*) gl_cv_func_snprintf_retval_c99="guessing yes";; + # Guess yes on NetBSD >= 3. + netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*) + gl_cv_func_snprintf_retval_c99="guessing no";; + netbsd*) gl_cv_func_snprintf_retval_c99="guessing yes";; + # Guess yes on BeOS. + beos*) gl_cv_func_snprintf_retval_c99="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_snprintf_retval_c99="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#if HAVE_SNPRINTF +# define my_snprintf snprintf +#else +# include +static int my_snprintf (char *buf, int size, const char *format, ...) +{ + va_list args; + int ret; + va_start (args, format); + ret = vsnprintf (buf, size, format, args); + va_end (args); + return ret; +} +#endif +static char buf[100]; +int main () +{ + strcpy (buf, "ABCDEF"); + if (my_snprintf (buf, 3, "%d %d", 4567, 89) != 7) + return 1; + if (my_snprintf (buf, 0, "%d %d", 4567, 89) != 7) + return 2; + if (my_snprintf (NULL, 0, "%d %d", 4567, 89) != 7) + return 3; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_snprintf_retval_c99=yes +else + gl_cv_func_snprintf_retval_c99=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_snprintf_retval_c99" >&5 +printf "%s\n" "$gl_cv_func_snprintf_retval_c99" >&6; } + + + + + + + for ac_func in snprintf strnlen wcslen wcsnlen mbrtowc wcrtomb +do : + as_ac_var=`printf "%s\n" "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes" +then : + cat >>confdefs.h <<_ACEOF +#define `printf "%s\n" "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + ac_fn_c_check_decl "$LINENO" "_snprintf" "ac_cv_have_decl__snprintf" "#include +" +if test "x$ac_cv_have_decl__snprintf" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL__SNPRINTF $ac_have_decl +_ACEOF + + + + case "$gl_cv_func_snprintf_retval_c99" in + *yes) + +printf "%s\n" "#define HAVE_SNPRINTF_RETVAL_C99 1" >>confdefs.h + + ;; + esac + + + + + + + + + GNULIB_ACOSF=0; + GNULIB_ACOSL=0; + GNULIB_ASINF=0; + GNULIB_ASINL=0; + GNULIB_ATANF=0; + GNULIB_ATANL=0; + GNULIB_ATAN2F=0; + GNULIB_CBRT=0; + GNULIB_CBRTF=0; + GNULIB_CBRTL=0; + GNULIB_CEIL=0; + GNULIB_CEILF=0; + GNULIB_CEILL=0; + GNULIB_COPYSIGN=0; + GNULIB_COPYSIGNF=0; + GNULIB_COPYSIGNL=0; + GNULIB_COSF=0; + GNULIB_COSL=0; + GNULIB_COSHF=0; + GNULIB_EXPF=0; + GNULIB_EXPL=0; + GNULIB_EXP2=0; + GNULIB_EXP2F=0; + GNULIB_EXP2L=0; + GNULIB_EXPM1=0; + GNULIB_EXPM1F=0; + GNULIB_EXPM1L=0; + GNULIB_FABSF=0; + GNULIB_FABSL=0; + GNULIB_FLOOR=0; + GNULIB_FLOORF=0; + GNULIB_FLOORL=0; + GNULIB_FMA=0; + GNULIB_FMAF=0; + GNULIB_FMAL=0; + GNULIB_FMOD=0; + GNULIB_FMODF=0; + GNULIB_FMODL=0; + GNULIB_FREXPF=0; + GNULIB_FREXP=0; + GNULIB_FREXPL=0; + GNULIB_HYPOT=0; + GNULIB_HYPOTF=0; + GNULIB_HYPOTL=0; + GNULIB_ILOGB=0; + GNULIB_ILOGBF=0; + GNULIB_ILOGBL=0; + GNULIB_ISFINITE=0; + GNULIB_ISINF=0; + GNULIB_ISNAN=0; + GNULIB_ISNANF=0; + GNULIB_ISNAND=0; + GNULIB_ISNANL=0; + GNULIB_LDEXPF=0; + GNULIB_LDEXPL=0; + GNULIB_LOG=0; + GNULIB_LOGF=0; + GNULIB_LOGL=0; + GNULIB_LOG10=0; + GNULIB_LOG10F=0; + GNULIB_LOG10L=0; + GNULIB_LOG1P=0; + GNULIB_LOG1PF=0; + GNULIB_LOG1PL=0; + GNULIB_LOG2=0; + GNULIB_LOG2F=0; + GNULIB_LOG2L=0; + GNULIB_LOGB=0; + GNULIB_LOGBF=0; + GNULIB_LOGBL=0; + GNULIB_MODF=0; + GNULIB_MODFF=0; + GNULIB_MODFL=0; + GNULIB_POWF=0; + GNULIB_REMAINDER=0; + GNULIB_REMAINDERF=0; + GNULIB_REMAINDERL=0; + GNULIB_RINT=0; + GNULIB_RINTF=0; + GNULIB_RINTL=0; + GNULIB_ROUND=0; + GNULIB_ROUNDF=0; + GNULIB_ROUNDL=0; + GNULIB_SIGNBIT=0; + GNULIB_SINF=0; + GNULIB_SINL=0; + GNULIB_SINHF=0; + GNULIB_SQRTF=0; + GNULIB_SQRTL=0; + GNULIB_TANF=0; + GNULIB_TANL=0; + GNULIB_TANHF=0; + GNULIB_TRUNC=0; + GNULIB_TRUNCF=0; + GNULIB_TRUNCL=0; + HAVE_ACOSF=1; + HAVE_ACOSL=1; + HAVE_ASINF=1; + HAVE_ASINL=1; + HAVE_ATANF=1; + HAVE_ATANL=1; + HAVE_ATAN2F=1; + HAVE_CBRT=1; + HAVE_CBRTF=1; + HAVE_CBRTL=1; + HAVE_COPYSIGN=1; + HAVE_COPYSIGNL=1; + HAVE_COSF=1; + HAVE_COSL=1; + HAVE_COSHF=1; + HAVE_EXPF=1; + HAVE_EXPL=1; + HAVE_EXPM1=1; + HAVE_EXPM1F=1; + HAVE_FABSF=1; + HAVE_FABSL=1; + HAVE_FMA=1; + HAVE_FMAF=1; + HAVE_FMAL=1; + HAVE_FMODF=1; + HAVE_FMODL=1; + HAVE_FREXPF=1; + HAVE_HYPOTF=1; + HAVE_HYPOTL=1; + HAVE_ILOGB=1; + HAVE_ILOGBF=1; + HAVE_ILOGBL=1; + HAVE_ISNANF=1; + HAVE_ISNAND=1; + HAVE_ISNANL=1; + HAVE_LDEXPF=1; + HAVE_LOGF=1; + HAVE_LOGL=1; + HAVE_LOG10F=1; + HAVE_LOG10L=1; + HAVE_LOG1P=1; + HAVE_LOG1PF=1; + HAVE_LOG1PL=1; + HAVE_LOGBF=1; + HAVE_LOGBL=1; + HAVE_MODFF=1; + HAVE_MODFL=1; + HAVE_POWF=1; + HAVE_REMAINDER=1; + HAVE_REMAINDERF=1; + HAVE_RINT=1; + HAVE_RINTL=1; + HAVE_SINF=1; + HAVE_SINL=1; + HAVE_SINHF=1; + HAVE_SQRTF=1; + HAVE_SQRTL=1; + HAVE_TANF=1; + HAVE_TANL=1; + HAVE_TANHF=1; + HAVE_DECL_ACOSL=1; + HAVE_DECL_ASINL=1; + HAVE_DECL_ATANL=1; + HAVE_DECL_CBRTF=1; + HAVE_DECL_CBRTL=1; + HAVE_DECL_CEILF=1; + HAVE_DECL_CEILL=1; + HAVE_DECL_COPYSIGNF=1; + HAVE_DECL_COSL=1; + HAVE_DECL_EXPL=1; + HAVE_DECL_EXP2=1; + HAVE_DECL_EXP2F=1; + HAVE_DECL_EXP2L=1; + HAVE_DECL_EXPM1L=1; + HAVE_DECL_FLOORF=1; + HAVE_DECL_FLOORL=1; + HAVE_DECL_FREXPL=1; + HAVE_DECL_LDEXPL=1; + HAVE_DECL_LOGL=1; + HAVE_DECL_LOG10L=1; + HAVE_DECL_LOG2=1; + HAVE_DECL_LOG2F=1; + HAVE_DECL_LOG2L=1; + HAVE_DECL_LOGB=1; + HAVE_DECL_REMAINDER=1; + HAVE_DECL_REMAINDERL=1; + HAVE_DECL_RINTF=1; + HAVE_DECL_ROUND=1; + HAVE_DECL_ROUNDF=1; + HAVE_DECL_ROUNDL=1; + HAVE_DECL_SINL=1; + HAVE_DECL_SQRTL=1; + HAVE_DECL_TANL=1; + HAVE_DECL_TRUNC=1; + HAVE_DECL_TRUNCF=1; + HAVE_DECL_TRUNCL=1; + REPLACE_CBRTF=0; + REPLACE_CBRTL=0; + REPLACE_CEIL=0; + REPLACE_CEILF=0; + REPLACE_CEILL=0; + REPLACE_EXPM1=0; + REPLACE_EXPM1F=0; + REPLACE_EXP2=0; + REPLACE_EXP2L=0; + REPLACE_FABSL=0; + REPLACE_FLOOR=0; + REPLACE_FLOORF=0; + REPLACE_FLOORL=0; + REPLACE_FMA=0; + REPLACE_FMAF=0; + REPLACE_FMAL=0; + REPLACE_FMOD=0; + REPLACE_FMODF=0; + REPLACE_FMODL=0; + REPLACE_FREXPF=0; + REPLACE_FREXP=0; + REPLACE_FREXPL=0; + REPLACE_HUGE_VAL=0; + REPLACE_HYPOT=0; + REPLACE_HYPOTF=0; + REPLACE_HYPOTL=0; + REPLACE_ILOGB=0; + REPLACE_ILOGBF=0; + REPLACE_ISFINITE=0; + REPLACE_ISINF=0; + REPLACE_ISNAN=0; + REPLACE_LDEXPL=0; + REPLACE_LOG=0; + REPLACE_LOGF=0; + REPLACE_LOGL=0; + REPLACE_LOG10=0; + REPLACE_LOG10F=0; + REPLACE_LOG10L=0; + REPLACE_LOG1P=0; + REPLACE_LOG1PF=0; + REPLACE_LOG1PL=0; + REPLACE_LOG2=0; + REPLACE_LOG2F=0; + REPLACE_LOG2L=0; + REPLACE_LOGB=0; + REPLACE_LOGBF=0; + REPLACE_LOGBL=0; + REPLACE_MODF=0; + REPLACE_MODFF=0; + REPLACE_MODFL=0; + REPLACE_NAN=0; + REPLACE_REMAINDER=0; + REPLACE_REMAINDERF=0; + REPLACE_REMAINDERL=0; + REPLACE_ROUND=0; + REPLACE_ROUNDF=0; + REPLACE_ROUNDL=0; + REPLACE_SIGNBIT=0; + REPLACE_SIGNBIT_USING_GCC=0; + REPLACE_SQRTL=0; + REPLACE_TRUNC=0; + REPLACE_TRUNCF=0; + REPLACE_TRUNCL=0; + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexp() can be used without linking with libm" >&5 +printf %s "checking whether frexp() can be used without linking with libm... " >&6; } +if test ${gl_cv_func_frexp_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + double x; +int +main (void) +{ +int e; return frexp (x, &e) > 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_frexp_no_libm=yes +else + gl_cv_func_frexp_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_no_libm" >&5 +printf "%s\n" "$gl_cv_func_frexp_no_libm" >&6; } + +ac_fn_c_check_decl "$LINENO" "alarm" "ac_cv_have_decl_alarm" "$ac_includes_default" +if test "x$ac_cv_have_decl_alarm" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_ALARM $ac_have_decl +_ACEOF + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stdin defaults to large file offsets" >&5 +printf %s "checking whether stdin defaults to large file offsets... " >&6; } +if test ${gl_cv_var_stdin_large_offset+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +#if defined __SL64 && defined __SCLE /* cygwin */ + /* Cygwin 1.5.24 and earlier fail to put stdin in 64-bit mode, making + fseeko/ftello needlessly fail. This bug was fixed in 1.5.25, and + it is easier to do a version check than building a runtime test. */ +# include +# if CYGWIN_VERSION_DLL_COMBINED < CYGWIN_VERSION_DLL_MAKE_COMBINED (1005, 25) + choke me +# endif +#endif + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_var_stdin_large_offset=yes +else + gl_cv_var_stdin_large_offset=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_var_stdin_large_offset" >&5 +printf "%s\n" "$gl_cv_var_stdin_large_offset" >&6; } + + + + + + case "$host_os" in + mingw*) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for 64-bit off_t" >&5 +printf %s "checking for 64-bit off_t... " >&6; } +if test ${gl_cv_type_off_t_64+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + int verify_off_t_size[sizeof (off_t) >= 8 ? 1 : -1]; + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_type_off_t_64=yes +else + gl_cv_type_off_t_64=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_type_off_t_64" >&5 +printf "%s\n" "$gl_cv_type_off_t_64" >&6; } + if test $gl_cv_type_off_t_64 = no; then + WINDOWS_64_BIT_OFF_T=1 + else + WINDOWS_64_BIT_OFF_T=0 + fi + WINDOWS_64_BIT_ST_SIZE=1 + ;; + *) + WINDOWS_64_BIT_OFF_T=0 + WINDOWS_64_BIT_ST_SIZE=0 + ;; + esac + + + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_sys_types_h='<'sys/types.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_sys_types_h+y} +then : + printf %s "(cached) " >&6 +else + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'sys/types.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_sys_types_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_sys_types_h + gl_cv_next_sys_types_h='"'$gl_header'"' + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_types_h" >&5 +printf "%s\n" "$gl_cv_next_sys_types_h" >&6; } + fi + NEXT_SYS_TYPES_H=$gl_cv_next_sys_types_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'sys/types.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_sys_types_h + fi + NEXT_AS_FIRST_DIRECTIVE_SYS_TYPES_H=$gl_next_as_first_directive + + + + + + + + + + + +ac_fn_c_check_decl "$LINENO" "fseeko" "ac_cv_have_decl_fseeko" "$ac_includes_default" +if test "x$ac_cv_have_decl_fseeko" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FSEEKO $ac_have_decl +_ACEOF + + + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for fseeko" >&5 +printf %s "checking for fseeko... " >&6; } +if test ${gl_cv_func_fseeko+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +fseeko (stdin, 0, 0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_fseeko=yes +else + gl_cv_func_fseeko=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fseeko" >&5 +printf "%s\n" "$gl_cv_func_fseeko" >&6; } + + + if test $ac_cv_have_decl_fseeko = no; then + HAVE_DECL_FSEEKO=0 + fi + + if test $gl_cv_func_fseeko = no; then + HAVE_FSEEKO=0 + else + if test $WINDOWS_64_BIT_OFF_T = 1; then + REPLACE_FSEEKO=1 + fi + if test $gl_cv_var_stdin_large_offset = no; then + REPLACE_FSEEKO=1 + fi + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5 +printf %s "checking whether fflush works on input streams... " >&6; } +if test ${gl_cv_func_fflush_stdin+y} +then : + printf %s "(cached) " >&6 +else + echo hello world > conftest.txt + if test "$cross_compiling" = yes +then : + gl_cv_func_fflush_stdin=cross +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#if HAVE_UNISTD_H +# include +#else /* on Windows with MSVC */ +# include +#endif + +int +main (void) +{ +FILE *f = fopen ("conftest.txt", "r"); + char buffer[10]; + int fd; + int c; + if (f == NULL) + return 1; + fd = fileno (f); + if (fd < 0 || fread (buffer, 1, 5, f) != 5) + return 2; + /* For deterministic results, ensure f read a bigger buffer. */ + if (lseek (fd, 0, SEEK_CUR) == 5) + return 3; + /* POSIX requires fflush-fseek to set file offset of fd. This fails + on BSD systems and on mingw. */ + if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0) + return 4; + if (lseek (fd, 0, SEEK_CUR) != 5) + return 5; + /* Verify behaviour of fflush after ungetc. See + */ + /* Verify behaviour of fflush after a backup ungetc. This fails on + mingw. */ + c = fgetc (f); + ungetc (c, f); + fflush (f); + if (fgetc (f) != c) + return 6; + /* Verify behaviour of fflush after a non-backup ungetc. This fails + on glibc 2.8 and on BSD systems. */ + c = fgetc (f); + ungetc ('@', f); + fflush (f); + if (fgetc (f) != c) + return 7; + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_fflush_stdin=yes +else + gl_cv_func_fflush_stdin=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm conftest.txt + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5 +printf "%s\n" "$gl_cv_func_fflush_stdin" >&6; } + case $gl_cv_func_fflush_stdin in + yes) gl_func_fflush_stdin=1 ;; + no) gl_func_fflush_stdin=0 ;; + *) gl_func_fflush_stdin='(-1)' ;; + esac + +cat >>confdefs.h <<_ACEOF +#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin +_ACEOF + + + if test $gl_cv_func_fflush_stdin != yes; then + REPLACE_FSEEKO=1 + fi + + fi + + + + + GNULIB_FCHMODAT=0; + GNULIB_FSTAT=0; + GNULIB_FSTATAT=0; + GNULIB_FUTIMENS=0; + GNULIB_LCHMOD=0; + GNULIB_LSTAT=0; + GNULIB_MKDIRAT=0; + GNULIB_MKFIFO=0; + GNULIB_MKFIFOAT=0; + GNULIB_MKNOD=0; + GNULIB_MKNODAT=0; + GNULIB_STAT=0; + GNULIB_UTIMENSAT=0; + HAVE_FCHMODAT=1; + HAVE_FSTATAT=1; + HAVE_FUTIMENS=1; + HAVE_LCHMOD=1; + HAVE_LSTAT=1; + HAVE_MKDIRAT=1; + HAVE_MKFIFO=1; + HAVE_MKFIFOAT=1; + HAVE_MKNOD=1; + HAVE_MKNODAT=1; + HAVE_UTIMENSAT=1; + REPLACE_FSTAT=0; + REPLACE_FSTATAT=0; + REPLACE_FUTIMENS=0; + REPLACE_LSTAT=0; + REPLACE_MKDIR=0; + REPLACE_MKFIFO=0; + REPLACE_MKNOD=0; + REPLACE_STAT=0; + REPLACE_UTIMENSAT=0; + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stat file-mode macros are broken" >&5 +printf %s "checking whether stat file-mode macros are broken... " >&6; } +if test ${ac_cv_header_stat_broken+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include + +#if defined S_ISBLK && defined S_IFDIR +extern char c1[S_ISBLK (S_IFDIR) ? -1 : 1]; +#endif + +#if defined S_ISBLK && defined S_IFCHR +extern char c2[S_ISBLK (S_IFCHR) ? -1 : 1]; +#endif + +#if defined S_ISLNK && defined S_IFREG +extern char c3[S_ISLNK (S_IFREG) ? -1 : 1]; +#endif + +#if defined S_ISSOCK && defined S_IFREG +extern char c4[S_ISSOCK (S_IFREG) ? -1 : 1]; +#endif + +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_header_stat_broken=no +else + ac_cv_header_stat_broken=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stat_broken" >&5 +printf "%s\n" "$ac_cv_header_stat_broken" >&6; } +if test $ac_cv_header_stat_broken = yes; then + +printf "%s\n" "#define STAT_MACROS_BROKEN 1" >>confdefs.h + +fi + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_sys_stat_h='<'sys/stat.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_sys_stat_h+y} +then : + printf %s "(cached) " >&6 +else + + if test $ac_cv_header_sys_stat_h = yes; then + + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'sys/stat.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_sys_stat_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_sys_stat_h + gl_cv_next_sys_stat_h='"'$gl_header'"' + else + gl_cv_next_sys_stat_h='<'sys/stat.h'>' + fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_stat_h" >&5 +printf "%s\n" "$gl_cv_next_sys_stat_h" >&6; } + fi + NEXT_SYS_STAT_H=$gl_cv_next_sys_stat_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'sys/stat.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_sys_stat_h + fi + NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H=$gl_next_as_first_directive + + + + + + + + + + + + if test $WINDOWS_64_BIT_ST_SIZE = 1; then + +printf "%s\n" "#define _GL_WINDOWS_64_BIT_ST_SIZE 1" >>confdefs.h + + fi + + ac_fn_c_check_type "$LINENO" "nlink_t" "ac_cv_type_nlink_t" "#include + #include +" +if test "x$ac_cv_type_nlink_t" = xyes +then : + +else + +printf "%s\n" "#define nlink_t int" >>confdefs.h + +fi + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether lstat correctly handles trailing slash" >&5 +printf %s "checking whether lstat correctly handles trailing slash... " >&6; } +if test ${gl_cv_func_lstat_dereferences_slashed_symlink+y} +then : + printf %s "(cached) " >&6 +else + rm -f conftest.sym conftest.file + echo >conftest.file + if test "$cross_compiling" = yes +then : + case "$host_os" in + *-gnu*) + # Guess yes on glibc systems. + gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;; + *) + # If we don't know, assume the worst. + gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main (void) +{ +struct stat sbuf; + if (symlink ("conftest.file", "conftest.sym") != 0) + return 1; + /* Linux will dereference the symlink and fail, as required by + POSIX. That is better in the sense that it means we will not + have to compile and use the lstat wrapper. */ + return lstat ("conftest.sym/", &sbuf) == 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_lstat_dereferences_slashed_symlink=yes +else + gl_cv_func_lstat_dereferences_slashed_symlink=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.sym conftest.file + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_lstat_dereferences_slashed_symlink" >&5 +printf "%s\n" "$gl_cv_func_lstat_dereferences_slashed_symlink" >&6; } + case "$gl_cv_func_lstat_dereferences_slashed_symlink" in + *yes) + +cat >>confdefs.h <<_ACEOF +#define LSTAT_FOLLOWS_SLASHED_SYMLINK 1 +_ACEOF + + ;; + esac + + + + + +ac_fn_c_check_decl "$LINENO" "ftello" "ac_cv_have_decl_ftello" "$ac_includes_default" +if test "x$ac_cv_have_decl_ftello" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FTELLO $ac_have_decl +_ACEOF + + + + + + + + + + + if test $ac_cv_have_decl_ftello = no; then + HAVE_DECL_FTELLO=0 + fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ftello" >&5 +printf %s "checking for ftello... " >&6; } +if test ${gl_cv_func_ftello+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +ftello (stdin); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_ftello=yes +else + gl_cv_func_ftello=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ftello" >&5 +printf "%s\n" "$gl_cv_func_ftello" >&6; } + if test $gl_cv_func_ftello = no; then + HAVE_FTELLO=0 + else + if test $WINDOWS_64_BIT_OFF_T = 1; then + REPLACE_FTELLO=1 + fi + if test $gl_cv_var_stdin_large_offset = no; then + REPLACE_FTELLO=1 + fi + if test $REPLACE_FTELLO = 0; then + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ftello works" >&5 +printf %s "checking whether ftello works... " >&6; } +if test ${gl_cv_func_ftello_works+y} +then : + printf %s "(cached) " >&6 +else + + case "$host_os" in + # Guess no on Solaris. + solaris*) gl_cv_func_ftello_works="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_ftello_works="guessing yes" ;; + esac + if test "$cross_compiling" = yes +then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#define TESTFILE "conftest.tmp" +int +main (void) +{ + FILE *fp; + + /* Create a file with some contents. */ + fp = fopen (TESTFILE, "w"); + if (fp == NULL) + return 70; + if (fwrite ("foogarsh", 1, 8, fp) < 8) + return 71; + if (fclose (fp)) + return 72; + + /* The file's contents is now "foogarsh". */ + + /* Try writing after reading to EOF. */ + fp = fopen (TESTFILE, "r+"); + if (fp == NULL) + return 73; + if (fseek (fp, -1, SEEK_END)) + return 74; + if (!(getc (fp) == 'h')) + return 1; + if (!(getc (fp) == EOF)) + return 2; + if (!(ftell (fp) == 8)) + return 3; + if (!(ftell (fp) == 8)) + return 4; + if (!(putc ('!', fp) == '!')) + return 5; + if (!(ftell (fp) == 9)) + return 6; + if (!(fclose (fp) == 0)) + return 7; + fp = fopen (TESTFILE, "r"); + if (fp == NULL) + return 75; + { + char buf[10]; + if (!(fread (buf, 1, 10, fp) == 9)) + return 10; + if (!(memcmp (buf, "foogarsh!", 9) == 0)) + return 11; + } + if (!(fclose (fp) == 0)) + return 12; + + /* The file's contents is now "foogarsh!". */ + + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_ftello_works=yes +else + gl_cv_func_ftello_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ftello_works" >&5 +printf "%s\n" "$gl_cv_func_ftello_works" >&6; } + case "$gl_cv_func_ftello_works" in + *yes) ;; + *) + REPLACE_FTELLO=1 + +printf "%s\n" "#define FTELLO_BROKEN_AFTER_SWITCHING_FROM_READ_TO_WRITE 1" >>confdefs.h + + ;; + esac + fi + fi + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether getcwd (NULL, 0) allocates memory for result" >&5 +printf %s "checking whether getcwd (NULL, 0) allocates memory for result... " >&6; } +if test ${gl_cv_func_getcwd_null+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_getcwd_null="guessing yes";; + # Guess yes on Cygwin. + cygwin*) gl_cv_func_getcwd_null="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_getcwd_null="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +# include +# if HAVE_UNISTD_H +# include +# else /* on Windows with MSVC */ +# include +# endif +# ifndef getcwd + char *getcwd (); +# endif + +int +main (void) +{ + +#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ +/* mingw cwd does not start with '/', but getcwd does allocate. + However, mingw fails to honor non-zero size. */ +#else + if (chdir ("/") != 0) + return 1; + else + { + char *f = getcwd (NULL, 0); + if (! f) + return 2; + if (f[0] != '/') + return 3; + if (f[1] != '\0') + return 4; + free (f); + return 0; + } +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_getcwd_null=yes +else + gl_cv_func_getcwd_null=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getcwd_null" >&5 +printf "%s\n" "$gl_cv_func_getcwd_null" >&6; } + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for getcwd with POSIX signature" >&5 +printf %s "checking for getcwd with POSIX signature... " >&6; } +if test ${gl_cv_func_getcwd_posix_signature+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +extern + #ifdef __cplusplus + "C" + #endif + char *getcwd (char *, size_t); + + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_func_getcwd_posix_signature=yes +else + gl_cv_func_getcwd_posix_signature=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getcwd_posix_signature" >&5 +printf "%s\n" "$gl_cv_func_getcwd_posix_signature" >&6; } + + + +ac_fn_c_check_decl "$LINENO" "getdtablesize" "ac_cv_have_decl_getdtablesize" "$ac_includes_default" +if test "x$ac_cv_have_decl_getdtablesize" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_GETDTABLESIZE $ac_have_decl +_ACEOF + + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_getopt_h='<'getopt.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_getopt_h+y} +then : + printf %s "(cached) " >&6 +else + + if test $ac_cv_header_getopt_h = yes; then + + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'getopt.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_getopt_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_getopt_h + gl_cv_next_getopt_h='"'$gl_header'"' + else + gl_cv_next_getopt_h='<'getopt.h'>' + fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_getopt_h" >&5 +printf "%s\n" "$gl_cv_next_getopt_h" >&6; } + fi + NEXT_GETOPT_H=$gl_cv_next_getopt_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'getopt.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_getopt_h + fi + NEXT_AS_FIRST_DIRECTIVE_GETOPT_H=$gl_next_as_first_directive + + + + + if test $ac_cv_header_getopt_h = yes; then + HAVE_GETOPT_H=1 + else + HAVE_GETOPT_H=0 + fi + + + gl_replace_getopt= + + if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then + for ac_header in getopt.h +do : + ac_fn_c_check_header_compile "$LINENO" "getopt.h" "ac_cv_header_getopt_h" "$ac_includes_default" +if test "x$ac_cv_header_getopt_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_GETOPT_H 1 +_ACEOF + +else + gl_replace_getopt=yes +fi +done + + fi + + if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then + for ac_func in getopt_long_only +do : + ac_fn_c_check_func "$LINENO" "getopt_long_only" "ac_cv_func_getopt_long_only" +if test "x$ac_cv_func_getopt_long_only" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_GETOPT_LONG_ONLY 1 +_ACEOF + +else + gl_replace_getopt=yes +fi +done + + fi + + if test -z "$gl_replace_getopt"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether getopt is POSIX compatible" >&5 +printf %s "checking whether getopt is POSIX compatible... " >&6; } +if test ${gl_cv_func_getopt_posix+y} +then : + printf %s "(cached) " >&6 +else + + if test $cross_compiling = no; then + if test "$cross_compiling" = yes +then : + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot run test program while cross compiling +See \`config.log' for more details" "$LINENO" 5; } +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include + +int +main () +{ + static char program[] = "program"; + static char a[] = "-a"; + static char foo[] = "foo"; + static char bar[] = "bar"; + char *argv[] = { program, a, foo, bar, NULL }; + int c; + + c = getopt (4, argv, "ab"); + if (!(c == 'a')) + return 1; + c = getopt (4, argv, "ab"); + if (!(c == -1)) + return 2; + if (!(optind == 2)) + return 3; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_getopt_posix=maybe +else + gl_cv_func_getopt_posix=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + if test $gl_cv_func_getopt_posix = maybe; then + if test "$cross_compiling" = yes +then : + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot run test program while cross compiling +See \`config.log' for more details" "$LINENO" 5; } +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include + +int +main () +{ + static char program[] = "program"; + static char donald[] = "donald"; + static char p[] = "-p"; + static char billy[] = "billy"; + static char duck[] = "duck"; + static char a[] = "-a"; + static char bar[] = "bar"; + char *argv[] = { program, donald, p, billy, duck, a, bar, NULL }; + int c; + + c = getopt (7, argv, "+abp:q:"); + if (!(c == -1)) + return 4; + if (!(strcmp (argv[0], "program") == 0)) + return 5; + if (!(strcmp (argv[1], "donald") == 0)) + return 6; + if (!(strcmp (argv[2], "-p") == 0)) + return 7; + if (!(strcmp (argv[3], "billy") == 0)) + return 8; + if (!(strcmp (argv[4], "duck") == 0)) + return 9; + if (!(strcmp (argv[5], "-a") == 0)) + return 10; + if (!(strcmp (argv[6], "bar") == 0)) + return 11; + if (!(optind == 1)) + return 12; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_getopt_posix=maybe +else + gl_cv_func_getopt_posix=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + if test $gl_cv_func_getopt_posix = maybe; then + if test "$cross_compiling" = yes +then : + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "cannot run test program while cross compiling +See \`config.log' for more details" "$LINENO" 5; } +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include + +int +main () +{ + static char program[] = "program"; + static char ab[] = "-ab"; + char *argv[3] = { program, ab, NULL }; + if (getopt (2, argv, "ab:") != 'a') + return 13; + if (getopt (2, argv, "ab:") != '?') + return 14; + if (optopt != 'b') + return 15; + if (optind != 2) + return 16; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_getopt_posix=yes +else + gl_cv_func_getopt_posix=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + else + case "$host_os" in + darwin* | aix* | mingw*) gl_cv_func_getopt_posix="guessing no";; + *) gl_cv_func_getopt_posix="guessing yes";; + esac + fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getopt_posix" >&5 +printf "%s\n" "$gl_cv_func_getopt_posix" >&6; } + case "$gl_cv_func_getopt_posix" in + *no) gl_replace_getopt=yes ;; + esac + fi + + if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working GNU getopt function" >&5 +printf %s "checking for working GNU getopt function... " >&6; } +if test ${gl_cv_func_getopt_gnu+y} +then : + printf %s "(cached) " >&6 +else + # Even with POSIXLY_CORRECT, the GNU extension of leading '-' in the + # optstring is necessary for programs like m4 that have POSIX-mandated + # semantics for supporting options interspersed with files. + # Also, since getopt_long is a GNU extension, we require optind=0. + # Bash ties 'set -o posix' to a non-exported POSIXLY_CORRECT; + # so take care to revert to the correct (non-)export state. + gl_awk_probe='BEGIN { if ("POSIXLY_CORRECT" in ENVIRON) print "x" }' + case ${POSIXLY_CORRECT+x}`$AWK "$gl_awk_probe" conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + #include + +#include +#if defined __MACH__ && defined __APPLE__ +/* Avoid a crash on Mac OS X. */ +#include +#include +#include +#include +#include +#include +/* The exception port on which our thread listens. */ +static mach_port_t our_exception_port; +/* The main function of the thread listening for exceptions of type + EXC_BAD_ACCESS. */ +static void * +mach_exception_thread (void *arg) +{ + /* Buffer for a message to be received. */ + struct { + mach_msg_header_t head; + mach_msg_body_t msgh_body; + char data[1024]; + } msg; + mach_msg_return_t retval; + /* Wait for a message on the exception port. */ + retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg), + our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL); + if (retval != MACH_MSG_SUCCESS) + abort (); + exit (1); +} +static void +nocrash_init (void) +{ + mach_port_t self = mach_task_self (); + /* Allocate a port on which the thread shall listen for exceptions. */ + if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port) + == KERN_SUCCESS) { + /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html. */ + if (mach_port_insert_right (self, our_exception_port, our_exception_port, + MACH_MSG_TYPE_MAKE_SEND) + == KERN_SUCCESS) { + /* The exceptions we want to catch. Only EXC_BAD_ACCESS is interesting + for us. */ + exception_mask_t mask = EXC_MASK_BAD_ACCESS; + /* Create the thread listening on the exception port. */ + pthread_attr_t attr; + pthread_t thread; + if (pthread_attr_init (&attr) == 0 + && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0 + && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) { + pthread_attr_destroy (&attr); + /* Replace the exception port info for these exceptions with our own. + Note that we replace the exception port for the entire task, not only + for a particular thread. This has the effect that when our exception + port gets the message, the thread specific exception port has already + been asked, and we don't need to bother about it. + See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html. */ + task_set_exception_ports (self, mask, our_exception_port, + EXCEPTION_DEFAULT, MACHINE_THREAD_STATE); + } + } + } +} +#elif (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ +/* Avoid a crash on native Windows. */ +#define WIN32_LEAN_AND_MEAN +#include +#include +static LONG WINAPI +exception_filter (EXCEPTION_POINTERS *ExceptionInfo) +{ + switch (ExceptionInfo->ExceptionRecord->ExceptionCode) + { + case EXCEPTION_ACCESS_VIOLATION: + case EXCEPTION_IN_PAGE_ERROR: + case EXCEPTION_STACK_OVERFLOW: + case EXCEPTION_GUARD_PAGE: + case EXCEPTION_PRIV_INSTRUCTION: + case EXCEPTION_ILLEGAL_INSTRUCTION: + case EXCEPTION_DATATYPE_MISALIGNMENT: + case EXCEPTION_ARRAY_BOUNDS_EXCEEDED: + case EXCEPTION_NONCONTINUABLE_EXCEPTION: + exit (1); + } + return EXCEPTION_CONTINUE_SEARCH; +} +static void +nocrash_init (void) +{ + SetUnhandledExceptionFilter ((LPTOP_LEVEL_EXCEPTION_FILTER) exception_filter); +} +#else +/* Avoid a crash on POSIX systems. */ +#include +/* A POSIX signal handler. */ +static void +exception_handler (int sig) +{ + exit (1); +} +static void +nocrash_init (void) +{ +#ifdef SIGSEGV + signal (SIGSEGV, exception_handler); +#endif +#ifdef SIGBUS + signal (SIGBUS, exception_handler); +#endif +} +#endif + + +int +main (void) +{ + + int result = 0; + + nocrash_init(); + + /* This code succeeds on glibc 2.8, OpenBSD 4.0, Cygwin, mingw, + and fails on Mac OS X 10.5, AIX 5.2, HP-UX 11, IRIX 6.5, + OSF/1 5.1, Solaris 10. */ + { + static char conftest[] = "conftest"; + static char plus[] = "-+"; + char *argv[3] = { conftest, plus, NULL }; + opterr = 0; + if (getopt (2, argv, "+a") != '?') + result |= 1; + } + /* This code succeeds on glibc 2.8, mingw, + and fails on Mac OS X 10.5, OpenBSD 4.0, AIX 5.2, HP-UX 11, + IRIX 6.5, OSF/1 5.1, Solaris 10, Cygwin 1.5.x. */ + { + static char program[] = "program"; + static char p[] = "-p"; + static char foo[] = "foo"; + static char bar[] = "bar"; + char *argv[] = { program, p, foo, bar, NULL }; + + optind = 1; + if (getopt (4, argv, "p::") != 'p') + result |= 2; + else if (optarg != NULL) + result |= 4; + else if (getopt (4, argv, "p::") != -1) + result |= 6; + else if (optind != 2) + result |= 8; + } + /* This code succeeds on glibc 2.8 and fails on Cygwin 1.7.0. */ + { + static char program[] = "program"; + static char foo[] = "foo"; + static char p[] = "-p"; + char *argv[] = { program, foo, p, NULL }; + optind = 0; + if (getopt (3, argv, "-p") != 1) + result |= 16; + else if (getopt (3, argv, "-p") != 'p') + result |= 16; + } + /* This code fails on glibc 2.11. */ + { + static char program[] = "program"; + static char b[] = "-b"; + static char a[] = "-a"; + char *argv[] = { program, b, a, NULL }; + optind = opterr = 0; + if (getopt (3, argv, "+:a:b") != 'b') + result |= 32; + else if (getopt (3, argv, "+:a:b") != ':') + result |= 32; + } + /* This code dumps core on glibc 2.14. */ + { + static char program[] = "program"; + static char w[] = "-W"; + static char dummy[] = "dummy"; + char *argv[] = { program, w, dummy, NULL }; + optind = opterr = 1; + if (getopt (3, argv, "W;") != 'W') + result |= 64; + } + return result; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_getopt_gnu=yes +else + gl_cv_func_getopt_gnu=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + case $gl_had_POSIXLY_CORRECT in + exported) ;; + yes) { POSIXLY_CORRECT=; unset POSIXLY_CORRECT;}; POSIXLY_CORRECT=1 ;; + *) { POSIXLY_CORRECT=; unset POSIXLY_CORRECT;} ;; + esac + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getopt_gnu" >&5 +printf "%s\n" "$gl_cv_func_getopt_gnu" >&6; } + if test "$gl_cv_func_getopt_gnu" != yes; then + gl_replace_getopt=yes + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working GNU getopt_long function" >&5 +printf %s "checking for working GNU getopt_long function... " >&6; } +if test ${gl_cv_func_getopt_long_gnu+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + openbsd*) gl_cv_func_getopt_long_gnu="guessing no";; + *) gl_cv_func_getopt_long_gnu="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + #include + +int +main (void) +{ +static const struct option long_options[] = + { + { "xtremely-",no_argument, NULL, 1003 }, + { "xtra", no_argument, NULL, 1001 }, + { "xtreme", no_argument, NULL, 1002 }, + { "xtremely", no_argument, NULL, 1003 }, + { NULL, 0, NULL, 0 } + }; + /* This code fails on OpenBSD 5.0. */ + { + static char program[] = "program"; + static char xtremel[] = "--xtremel"; + char *argv[] = { program, xtremel, NULL }; + int option_index; + optind = 1; opterr = 0; + if (getopt_long (2, argv, "", long_options, &option_index) != 1003) + return 1; + } + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_getopt_long_gnu=yes +else + gl_cv_func_getopt_long_gnu=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getopt_long_gnu" >&5 +printf "%s\n" "$gl_cv_func_getopt_long_gnu" >&6; } + case "$gl_cv_func_getopt_long_gnu" in + *yes) ;; + *) gl_replace_getopt=yes ;; + esac + fi + fi + + + + + + + REPLACE_GETOPT=0 + if test -n "$gl_replace_getopt"; then + REPLACE_GETOPT=1 + fi + + if test $REPLACE_GETOPT = 1; then + + GETOPT_H=getopt.h + +printf "%s\n" "#define __GETOPT_PREFIX rpl_" >>confdefs.h + + + + fi + +ac_fn_c_check_decl "$LINENO" "getenv" "ac_cv_have_decl_getenv" "$ac_includes_default" +if test "x$ac_cv_have_decl_getenv" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_GETENV $ac_have_decl +_ACEOF + +: + + + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C/C++ restrict keyword" >&5 +printf %s "checking for C/C++ restrict keyword... " >&6; } +if test ${ac_cv_c_restrict+y} +then : + printf %s "(cached) " >&6 +else + ac_cv_c_restrict=no + # The order here caters to the fact that C++ does not require restrict. + for ac_kw in __restrict __restrict__ _Restrict restrict; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +typedef int *int_ptr; + int foo (int_ptr $ac_kw ip) { return ip[0]; } + int bar (int [$ac_kw]); /* Catch GCC bug 14050. */ + int bar (int ip[$ac_kw]) { return ip[0]; } + +int +main (void) +{ +int s[1]; + int *$ac_kw t = s; + t[0] = 0; + return foo (t) + bar (t); + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_c_restrict=$ac_kw +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + test "$ac_cv_c_restrict" != no && break + done + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_restrict" >&5 +printf "%s\n" "$ac_cv_c_restrict" >&6; } + + case $ac_cv_c_restrict in + restrict) ;; + no) printf "%s\n" "#define restrict /**/" >>confdefs.h + ;; + *) cat >>confdefs.h <<_ACEOF +#define restrict $ac_cv_c_restrict +_ACEOF + ;; + esac + + + GNULIB_GETTIMEOFDAY=0; + HAVE_GETTIMEOFDAY=1; + HAVE_STRUCT_TIMEVAL=1; + HAVE_SYS_TIME_H=1; + HAVE_TIMEZONE_T=0; + REPLACE_GETTIMEOFDAY=0; + REPLACE_STRUCT_TIMEVAL=0; + + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_sys_time_h='<'sys/time.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_sys_time_h+y} +then : + printf %s "(cached) " >&6 +else + + if test $ac_cv_header_sys_time_h = yes; then + + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'sys/time.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_sys_time_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_sys_time_h + gl_cv_next_sys_time_h='"'$gl_header'"' + else + gl_cv_next_sys_time_h='<'sys/time.h'>' + fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_time_h" >&5 +printf "%s\n" "$gl_cv_next_sys_time_h" >&6; } + fi + NEXT_SYS_TIME_H=$gl_cv_next_sys_time_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'sys/time.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_sys_time_h + fi + NEXT_AS_FIRST_DIRECTIVE_SYS_TIME_H=$gl_next_as_first_directive + + + + + + if test $ac_cv_header_sys_time_h != yes; then + HAVE_SYS_TIME_H=0 + fi + + + + + + if test $ac_cv_header_sys_socket_h != yes; then + for ac_header in winsock2.h +do : + ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default" +if test "x$ac_cv_header_winsock2_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_WINSOCK2_H 1 +_ACEOF + +fi +done + + fi + if test "$ac_cv_header_winsock2_h" = yes; then + HAVE_WINSOCK2_H=1 + UNISTD_H_HAVE_WINSOCK2_H=1 + SYS_IOCTL_H_HAVE_WINSOCK2_H=1 + else + HAVE_WINSOCK2_H=0 + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timeval" >&5 +printf %s "checking for struct timeval... " >&6; } +if test ${gl_cv_sys_struct_timeval+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if HAVE_SYS_TIME_H + #include + #endif + #include + #if HAVE_WINSOCK2_H + # include + #endif + +int +main (void) +{ +static struct timeval x; x.tv_sec = x.tv_usec; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_sys_struct_timeval=yes +else + gl_cv_sys_struct_timeval=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timeval" >&5 +printf "%s\n" "$gl_cv_sys_struct_timeval" >&6; } + if test $gl_cv_sys_struct_timeval != yes; then + HAVE_STRUCT_TIMEVAL=0 + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for wide-enough struct timeval.tv_sec member" >&5 +printf %s "checking for wide-enough struct timeval.tv_sec member... " >&6; } +if test ${gl_cv_sys_struct_timeval_tv_sec+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if HAVE_SYS_TIME_H + #include + #endif + #include + #if HAVE_WINSOCK2_H + # include + #endif + +int +main (void) +{ +static struct timeval x; + typedef int verify_tv_sec_type[ + sizeof (time_t) <= sizeof x.tv_sec ? 1 : -1 + ]; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_sys_struct_timeval_tv_sec=yes +else + gl_cv_sys_struct_timeval_tv_sec=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timeval_tv_sec" >&5 +printf "%s\n" "$gl_cv_sys_struct_timeval_tv_sec" >&6; } + if test $gl_cv_sys_struct_timeval_tv_sec != yes; then + REPLACE_STRUCT_TIMEVAL=1 + fi + fi + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5 +printf %s "checking where to find the exponent in a 'float'... " >&6; } +if test ${gl_cv_cc_float_expbit0+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + gl_cv_cc_float_expbit0="word 0 bit 23" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#include +#define NWORDS \ + ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { float value; unsigned int word[NWORDS]; } memory_float; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (float x) +{ + memory_float m; + size_t i; + /* Clear it first, in case + sizeof (float) < sizeof (memory_float). */ + memset (&m, 0, sizeof (memory_float)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25f); + add_to_ored_words (0.5f); + add_to_ored_words (1.0f); + add_to_ored_words (2.0f); + add_to_ored_words (4.0f); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_cc_float_expbit0=`cat conftest.out` +else + gl_cv_cc_float_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5 +printf "%s\n" "$gl_cv_cc_float_expbit0" >&6; } + case "$gl_cv_cc_float_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + if test "X$prefix" = "XNONE"; then + acl_final_prefix="$ac_default_prefix" + else + acl_final_prefix="$prefix" + fi + if test "X$exec_prefix" = "XNONE"; then + acl_final_exec_prefix='${prefix}' + else + acl_final_exec_prefix="$exec_prefix" + fi + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + eval acl_final_exec_prefix=\"$acl_final_exec_prefix\" + prefix="$acl_save_prefix" + + + +# Check whether --with-gnu-ld was given. +if test ${with_gnu_ld+y} +then : + withval=$with_gnu_ld; test "$withval" = no || with_gnu_ld=yes +else + with_gnu_ld=no +fi + +# Prepare PATH_SEPARATOR. +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + # Determine PATH_SEPARATOR by trying to find /bin/sh in a PATH which + # contains only /bin. Note that ksh looks also at the FPATH variable, + # so we have to set that as well for the test. + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \ + && { (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 \ + || PATH_SEPARATOR=';' + } +fi + +ac_prog=ld +if test "$GCC" = yes; then + # Check if gcc -print-prog-name=ld gives a path. + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5 +printf %s "checking for ld used by $CC... " >&6; } + case $host in + *-*-mingw*) + # gcc leaves a trailing carriage return which upsets mingw + ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; + *) + ac_prog=`($CC -print-prog-name=ld) 2>&5` ;; + esac + case $ac_prog in + # Accept absolute paths. + [\\/]* | ?:[\\/]*) + re_direlt='/[^/][^/]*/\.\./' + # Canonicalize the pathname of ld + ac_prog=`echo "$ac_prog"| sed 's%\\\\%/%g'` + while echo "$ac_prog" | grep "$re_direlt" > /dev/null 2>&1; do + ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` + done + test -z "$LD" && LD="$ac_prog" + ;; + "") + # If it fails, then pretend we aren't using GCC. + ac_prog=ld + ;; + *) + # If it is relative, then search for the first ld in PATH. + with_gnu_ld=unknown + ;; + esac +elif test "$with_gnu_ld" = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5 +printf %s "checking for GNU ld... " >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5 +printf %s "checking for non-GNU ld... " >&6; } +fi +if test ${acl_cv_path_LD+y} +then : + printf %s "(cached) " >&6 +else + if test -z "$LD"; then + acl_save_ifs="$IFS"; IFS=$PATH_SEPARATOR + for ac_dir in $PATH; do + IFS="$acl_save_ifs" + test -z "$ac_dir" && ac_dir=. + if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then + acl_cv_path_LD="$ac_dir/$ac_prog" + # Check to see if the program is GNU ld. I'd rather use --version, + # but apparently some variants of GNU ld only accept -v. + # Break only if it was the GNU/non-GNU ld that we prefer. + case `"$acl_cv_path_LD" -v 2>&1 &5 +printf "%s\n" "$LD" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi +test -z "$LD" && as_fn_error $? "no acceptable ld found in \$PATH" "$LINENO" 5 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5 +printf %s "checking if the linker ($LD) is GNU ld... " >&6; } +if test ${acl_cv_prog_gnu_ld+y} +then : + printf %s "(cached) " >&6 +else + # I'd rather use --version here, but apparently some GNU lds only accept -v. +case `$LD -v 2>&1 &5 +printf "%s\n" "$acl_cv_prog_gnu_ld" >&6; } +with_gnu_ld=$acl_cv_prog_gnu_ld + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for shared library run path origin" >&5 +printf %s "checking for shared library run path origin... " >&6; } +if test ${acl_cv_rpath+y} +then : + printf %s "(cached) " >&6 +else + + CC="$CC" GCC="$GCC" LDFLAGS="$LDFLAGS" LD="$LD" with_gnu_ld="$with_gnu_ld" \ + ${CONFIG_SHELL-/bin/sh} "$ac_aux_dir/config.rpath" "$host" > conftest.sh + . ./conftest.sh + rm -f ./conftest.sh + acl_cv_rpath=done + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $acl_cv_rpath" >&5 +printf "%s\n" "$acl_cv_rpath" >&6; } + wl="$acl_cv_wl" + acl_libext="$acl_cv_libext" + acl_shlibext="$acl_cv_shlibext" + acl_libname_spec="$acl_cv_libname_spec" + acl_library_names_spec="$acl_cv_library_names_spec" + acl_hardcode_libdir_flag_spec="$acl_cv_hardcode_libdir_flag_spec" + acl_hardcode_libdir_separator="$acl_cv_hardcode_libdir_separator" + acl_hardcode_direct="$acl_cv_hardcode_direct" + acl_hardcode_minus_L="$acl_cv_hardcode_minus_L" + # Check whether --enable-rpath was given. +if test ${enable_rpath+y} +then : + enableval=$enable_rpath; : +else + enable_rpath=yes +fi + + + + + acl_libdirstem=lib + acl_libdirstem2= + case "$host_os" in + solaris*) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for 64-bit host" >&5 +printf %s "checking for 64-bit host... " >&6; } +if test ${gl_cv_solaris_64bit+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#ifdef _LP64 +sixtyfour bits +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "sixtyfour bits" >/dev/null 2>&1 +then : + gl_cv_solaris_64bit=yes +else + gl_cv_solaris_64bit=no +fi +rm -rf conftest* + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_solaris_64bit" >&5 +printf "%s\n" "$gl_cv_solaris_64bit" >&6; } + if test $gl_cv_solaris_64bit = yes; then + acl_libdirstem=lib/64 + case "$host_cpu" in + sparc*) acl_libdirstem2=lib/sparcv9 ;; + i*86 | x86_64) acl_libdirstem2=lib/amd64 ;; + esac + fi + ;; + *) + searchpath=`(LC_ALL=C $CC -print-search-dirs) 2>/dev/null | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'` + if test -n "$searchpath"; then + acl_save_IFS="${IFS= }"; IFS=":" + for searchdir in $searchpath; do + if test -d "$searchdir"; then + case "$searchdir" in + */lib64/ | */lib64 ) acl_libdirstem=lib64 ;; + */../ | */.. ) + # Better ignore directories of this form. They are misleading. + ;; + *) searchdir=`cd "$searchdir" && pwd` + case "$searchdir" in + */lib64 ) acl_libdirstem=lib64 ;; + esac ;; + esac + fi + done + IFS="$acl_save_IFS" + fi + ;; + esac + test -n "$acl_libdirstem2" || acl_libdirstem2="$acl_libdirstem" + + + + gl_threads_api=none + LIBTHREAD= + LTLIBTHREAD= + LIBMULTITHREAD= + LTLIBMULTITHREAD= + if test "$gl_use_threads" != no; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether imported symbols can be declared weak" >&5 +printf %s "checking whether imported symbols can be declared weak... " >&6; } +if test ${gl_cv_have_weak+y} +then : + printf %s "(cached) " >&6 +else + gl_cv_have_weak=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +extern void xyzzy (); +#pragma weak xyzzy +int +main (void) +{ +xyzzy(); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_have_weak=maybe +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + if test $gl_cv_have_weak = maybe; then + if test "$cross_compiling" = yes +then : + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __ELF__ + Extensible Linking Format + #endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "Extensible Linking Format" >/dev/null 2>&1 +then : + gl_cv_have_weak="guessing yes" +else + gl_cv_have_weak="guessing no" +fi +rm -rf conftest* + + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#pragma weak fputs +int main () +{ + return (fputs == NULL); +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_have_weak=yes +else + gl_cv_have_weak=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_weak" >&5 +printf "%s\n" "$gl_cv_have_weak" >&6; } + if test "$gl_use_threads" = yes || test "$gl_use_threads" = posix; then + # On OSF/1, the compiler needs the flag -pthread or -D_REENTRANT so that + # it groks . It's added above, in gl_THREADLIB_EARLY_BODY. + ac_fn_c_check_header_compile "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default" +if test "x$ac_cv_header_pthread_h" = xyes +then : + gl_have_pthread_h=yes +else + gl_have_pthread_h=no +fi + + if test "$gl_have_pthread_h" = yes; then + # Other possible tests: + # -lpthreads (FSU threads, PCthreads) + # -lgthreads + gl_have_pthread= + # Test whether both pthread_mutex_lock and pthread_mutexattr_init exist + # in libc. IRIX 6.5 has the first one in both libc and libpthread, but + # the second one only in libpthread, and lock.c needs it. + # + # If -pthread works, prefer it to -lpthread, since Ubuntu 14.04 + # needs -pthread for some reason. See: + # http://lists.gnu.org/archive/html/bug-gnulib/2014-09/msg00023.html + save_LIBS=$LIBS + for gl_pthread in '' '-pthread'; do + LIBS="$LIBS $gl_pthread" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + pthread_mutex_t m; + pthread_mutexattr_t ma; + +int +main (void) +{ +pthread_mutex_lock (&m); + pthread_mutexattr_init (&ma); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_have_pthread=yes + LIBTHREAD=$gl_pthread LTLIBTHREAD=$gl_pthread + LIBMULTITHREAD=$gl_pthread LTLIBMULTITHREAD=$gl_pthread +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LIBS=$save_LIBS + test -n "$gl_have_pthread" && break + done + + # Test for libpthread by looking for pthread_kill. (Not pthread_self, + # since it is defined as a macro on OSF/1.) + if test -n "$gl_have_pthread" && test -z "$LIBTHREAD"; then + # The program links fine without libpthread. But it may actually + # need to link with libpthread in order to create multiple threads. + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lpthread" >&5 +printf %s "checking for pthread_kill in -lpthread... " >&6; } +if test ${ac_cv_lib_pthread_pthread_kill+y} +then : + printf %s "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lpthread $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char pthread_kill (); +int +main (void) +{ +return pthread_kill (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + ac_cv_lib_pthread_pthread_kill=yes +else + ac_cv_lib_pthread_pthread_kill=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5 +printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; } +if test "x$ac_cv_lib_pthread_pthread_kill" = xyes +then : + LIBMULTITHREAD=-lpthread LTLIBMULTITHREAD=-lpthread + # On Solaris and HP-UX, most pthread functions exist also in libc. + # Therefore pthread_in_use() needs to actually try to create a + # thread: pthread_create from libc will fail, whereas + # pthread_create will actually create a thread. + case "$host_os" in + solaris* | hpux*) + +printf "%s\n" "#define PTHREAD_IN_USE_DETECTION_HARD 1" >>confdefs.h + + esac + +fi + + elif test -z "$gl_have_pthread"; then + # Some library is needed. Try libpthread and libc_r. + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lpthread" >&5 +printf %s "checking for pthread_kill in -lpthread... " >&6; } +if test ${ac_cv_lib_pthread_pthread_kill+y} +then : + printf %s "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lpthread $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char pthread_kill (); +int +main (void) +{ +return pthread_kill (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + ac_cv_lib_pthread_pthread_kill=yes +else + ac_cv_lib_pthread_pthread_kill=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5 +printf "%s\n" "$ac_cv_lib_pthread_pthread_kill" >&6; } +if test "x$ac_cv_lib_pthread_pthread_kill" = xyes +then : + gl_have_pthread=yes + LIBTHREAD=-lpthread LTLIBTHREAD=-lpthread + LIBMULTITHREAD=-lpthread LTLIBMULTITHREAD=-lpthread +fi + + if test -z "$gl_have_pthread"; then + # For FreeBSD 4. + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lc_r" >&5 +printf %s "checking for pthread_kill in -lc_r... " >&6; } +if test ${ac_cv_lib_c_r_pthread_kill+y} +then : + printf %s "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lc_r $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char pthread_kill (); +int +main (void) +{ +return pthread_kill (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + ac_cv_lib_c_r_pthread_kill=yes +else + ac_cv_lib_c_r_pthread_kill=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_r_pthread_kill" >&5 +printf "%s\n" "$ac_cv_lib_c_r_pthread_kill" >&6; } +if test "x$ac_cv_lib_c_r_pthread_kill" = xyes +then : + gl_have_pthread=yes + LIBTHREAD=-lc_r LTLIBTHREAD=-lc_r + LIBMULTITHREAD=-lc_r LTLIBMULTITHREAD=-lc_r +fi + + fi + fi + if test -n "$gl_have_pthread"; then + gl_threads_api=posix + +printf "%s\n" "#define USE_POSIX_THREADS 1" >>confdefs.h + + if test -n "$LIBMULTITHREAD" || test -n "$LTLIBMULTITHREAD"; then + if case "$gl_cv_have_weak" in *yes) true;; *) false;; esac; then + +printf "%s\n" "#define USE_POSIX_THREADS_WEAK 1" >>confdefs.h + + LIBTHREAD= + LTLIBTHREAD= + fi + fi + fi + fi + fi + if test -z "$gl_have_pthread"; then + if test "$gl_use_threads" = yes || test "$gl_use_threads" = solaris; then + gl_have_solaristhread= + gl_save_LIBS="$LIBS" + LIBS="$LIBS -lthread" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include + +int +main (void) +{ +thr_self(); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_have_solaristhread=yes +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LIBS="$gl_save_LIBS" + if test -n "$gl_have_solaristhread"; then + gl_threads_api=solaris + LIBTHREAD=-lthread + LTLIBTHREAD=-lthread + LIBMULTITHREAD="$LIBTHREAD" + LTLIBMULTITHREAD="$LTLIBTHREAD" + +printf "%s\n" "#define USE_SOLARIS_THREADS 1" >>confdefs.h + + if case "$gl_cv_have_weak" in *yes) true;; *) false;; esac; then + +printf "%s\n" "#define USE_SOLARIS_THREADS_WEAK 1" >>confdefs.h + + LIBTHREAD= + LTLIBTHREAD= + fi + fi + fi + fi + if test "$gl_use_threads" = pth; then + gl_save_CPPFLAGS="$CPPFLAGS" + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to link with libpth" >&5 +printf %s "checking how to link with libpth... " >&6; } +if test ${ac_cv_libpth_libs+y} +then : + printf %s "(cached) " >&6 +else + + + + + + + + + use_additional=yes + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + +# Check whether --with-libpth-prefix was given. +if test ${with_libpth_prefix+y} +then : + withval=$with_libpth_prefix; + if test "X$withval" = "Xno"; then + use_additional=no + else + if test "X$withval" = "X"; then + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + else + additional_includedir="$withval/include" + additional_libdir="$withval/$acl_libdirstem" + if test "$acl_libdirstem2" != "$acl_libdirstem" \ + && ! test -d "$withval/$acl_libdirstem"; then + additional_libdir="$withval/$acl_libdirstem2" + fi + fi + fi + +fi + + LIBPTH= + LTLIBPTH= + INCPTH= + LIBPTH_PREFIX= + HAVE_LIBPTH= + rpathdirs= + ltrpathdirs= + names_already_handled= + names_next_round='pth ' + while test -n "$names_next_round"; do + names_this_round="$names_next_round" + names_next_round= + for name in $names_this_round; do + already_handled= + for n in $names_already_handled; do + if test "$n" = "$name"; then + already_handled=yes + break + fi + done + if test -z "$already_handled"; then + names_already_handled="$names_already_handled $name" + uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./+-|ABCDEFGHIJKLMNOPQRSTUVWXYZ____|'` + eval value=\"\$HAVE_LIB$uppername\" + if test -n "$value"; then + if test "$value" = yes; then + eval value=\"\$LIB$uppername\" + test -z "$value" || LIBPTH="${LIBPTH}${LIBPTH:+ }$value" + eval value=\"\$LTLIB$uppername\" + test -z "$value" || LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }$value" + else + : + fi + else + found_dir= + found_la= + found_so= + found_a= + eval libname=\"$acl_libname_spec\" # typically: libname=lib$name + if test -n "$acl_shlibext"; then + shrext=".$acl_shlibext" # typically: shrext=.so + else + shrext= + fi + if test $use_additional = yes; then + dir="$additional_libdir" + if test -n "$acl_shlibext"; then + if test -f "$dir/$libname$shrext"; then + found_dir="$dir" + found_so="$dir/$libname$shrext" + else + if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then + ver=`(cd "$dir" && \ + for f in "$libname$shrext".*; do echo "$f"; done \ + | sed -e "s,^$libname$shrext\\\\.,," \ + | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ + | sed 1q ) 2>/dev/null` + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then + found_dir="$dir" + found_so="$dir/$libname$shrext.$ver" + fi + else + eval library_names=\"$acl_library_names_spec\" + for f in $library_names; do + if test -f "$dir/$f"; then + found_dir="$dir" + found_so="$dir/$f" + break + fi + done + fi + fi + fi + if test "X$found_dir" = "X"; then + if test -f "$dir/$libname.$acl_libext"; then + found_dir="$dir" + found_a="$dir/$libname.$acl_libext" + fi + fi + if test "X$found_dir" != "X"; then + if test -f "$dir/$libname.la"; then + found_la="$dir/$libname.la" + fi + fi + fi + if test "X$found_dir" = "X"; then + for x in $LDFLAGS $LTLIBPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + case "$x" in + -L*) + dir=`echo "X$x" | sed -e 's/^X-L//'` + if test -n "$acl_shlibext"; then + if test -f "$dir/$libname$shrext"; then + found_dir="$dir" + found_so="$dir/$libname$shrext" + else + if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then + ver=`(cd "$dir" && \ + for f in "$libname$shrext".*; do echo "$f"; done \ + | sed -e "s,^$libname$shrext\\\\.,," \ + | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ + | sed 1q ) 2>/dev/null` + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then + found_dir="$dir" + found_so="$dir/$libname$shrext.$ver" + fi + else + eval library_names=\"$acl_library_names_spec\" + for f in $library_names; do + if test -f "$dir/$f"; then + found_dir="$dir" + found_so="$dir/$f" + break + fi + done + fi + fi + fi + if test "X$found_dir" = "X"; then + if test -f "$dir/$libname.$acl_libext"; then + found_dir="$dir" + found_a="$dir/$libname.$acl_libext" + fi + fi + if test "X$found_dir" != "X"; then + if test -f "$dir/$libname.la"; then + found_la="$dir/$libname.la" + fi + fi + ;; + esac + if test "X$found_dir" != "X"; then + break + fi + done + fi + if test "X$found_dir" != "X"; then + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-L$found_dir -l$name" + if test "X$found_so" != "X"; then + if test "$enable_rpath" = no \ + || test "X$found_dir" = "X/usr/$acl_libdirstem" \ + || test "X$found_dir" = "X/usr/$acl_libdirstem2"; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" + else + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $found_dir" + fi + if test "$acl_hardcode_direct" = yes; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" + else + if test -n "$acl_hardcode_libdir_flag_spec" && test "$acl_hardcode_minus_L" = no; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $found_dir" + fi + else + haveit= + for x in $LDFLAGS $LIBPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + LIBPTH="${LIBPTH}${LIBPTH:+ }-L$found_dir" + fi + if test "$acl_hardcode_minus_L" != no; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" + else + LIBPTH="${LIBPTH}${LIBPTH:+ }-l$name" + fi + fi + fi + fi + else + if test "X$found_a" != "X"; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_a" + else + LIBPTH="${LIBPTH}${LIBPTH:+ }-L$found_dir -l$name" + fi + fi + additional_includedir= + case "$found_dir" in + */$acl_libdirstem | */$acl_libdirstem/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem/"'*$,,'` + if test "$name" = 'pth'; then + LIBPTH_PREFIX="$basedir" + fi + additional_includedir="$basedir/include" + ;; + */$acl_libdirstem2 | */$acl_libdirstem2/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem2/"'*$,,'` + if test "$name" = 'pth'; then + LIBPTH_PREFIX="$basedir" + fi + additional_includedir="$basedir/include" + ;; + esac + if test "X$additional_includedir" != "X"; then + if test "X$additional_includedir" != "X/usr/include"; then + haveit= + if test "X$additional_includedir" = "X/usr/local/include"; then + if test -n "$GCC"; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + for x in $CPPFLAGS $INCPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-I$additional_includedir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_includedir"; then + INCPTH="${INCPTH}${INCPTH:+ }-I$additional_includedir" + fi + fi + fi + fi + fi + if test -n "$found_la"; then + save_libdir="$libdir" + case "$found_la" in + */* | *\\*) . "$found_la" ;; + *) . "./$found_la" ;; + esac + libdir="$save_libdir" + for dep in $dependency_libs; do + case "$dep" in + -L*) + additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'` + if test "X$additional_libdir" != "X/usr/$acl_libdirstem" \ + && test "X$additional_libdir" != "X/usr/$acl_libdirstem2"; then + haveit= + if test "X$additional_libdir" = "X/usr/local/$acl_libdirstem" \ + || test "X$additional_libdir" = "X/usr/local/$acl_libdirstem2"; then + if test -n "$GCC"; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + haveit= + for x in $LDFLAGS $LIBPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LIBPTH="${LIBPTH}${LIBPTH:+ }-L$additional_libdir" + fi + fi + haveit= + for x in $LDFLAGS $LTLIBPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-L$additional_libdir" + fi + fi + fi + fi + ;; + -R*) + dir=`echo "X$dep" | sed -e 's/^X-R//'` + if test "$enable_rpath" != no; then + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $dir" + fi + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $dir" + fi + fi + ;; + -l*) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'` + ;; + *.la) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'` + ;; + *) + LIBPTH="${LIBPTH}${LIBPTH:+ }$dep" + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }$dep" + ;; + esac + done + fi + else + LIBPTH="${LIBPTH}${LIBPTH:+ }-l$name" + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-l$name" + fi + fi + fi + done + done + if test "X$rpathdirs" != "X"; then + if test -n "$acl_hardcode_libdir_separator"; then + alldirs= + for found_dir in $rpathdirs; do + alldirs="${alldirs}${alldirs:+$acl_hardcode_libdir_separator}$found_dir" + done + acl_save_libdir="$libdir" + libdir="$alldirs" + eval flag=\"$acl_hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBPTH="${LIBPTH}${LIBPTH:+ }$flag" + else + for found_dir in $rpathdirs; do + acl_save_libdir="$libdir" + libdir="$found_dir" + eval flag=\"$acl_hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBPTH="${LIBPTH}${LIBPTH:+ }$flag" + done + fi + fi + if test "X$ltrpathdirs" != "X"; then + for found_dir in $ltrpathdirs; do + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-R$found_dir" + done + fi + + + + + + + ac_cv_libpth_libs="$LIBPTH" + ac_cv_libpth_ltlibs="$LTLIBPTH" + ac_cv_libpth_cppflags="$INCPTH" + ac_cv_libpth_prefix="$LIBPTH_PREFIX" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libpth_libs" >&5 +printf "%s\n" "$ac_cv_libpth_libs" >&6; } + LIBPTH="$ac_cv_libpth_libs" + LTLIBPTH="$ac_cv_libpth_ltlibs" + INCPTH="$ac_cv_libpth_cppflags" + LIBPTH_PREFIX="$ac_cv_libpth_prefix" + + for element in $INCPTH; do + haveit= + for x in $CPPFLAGS; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X$element"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }$element" + fi + done + + + + + HAVE_LIBPTH=yes + + + + gl_have_pth= + gl_save_LIBS="$LIBS" + LIBS="$LIBS $LIBPTH" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +pth_self(); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_have_pth=yes +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LIBS="$gl_save_LIBS" + if test -n "$gl_have_pth"; then + gl_threads_api=pth + LIBTHREAD="$LIBPTH" + LTLIBTHREAD="$LTLIBPTH" + LIBMULTITHREAD="$LIBTHREAD" + LTLIBMULTITHREAD="$LTLIBTHREAD" + +printf "%s\n" "#define USE_PTH_THREADS 1" >>confdefs.h + + if test -n "$LIBMULTITHREAD" || test -n "$LTLIBMULTITHREAD"; then + if case "$gl_cv_have_weak" in *yes) true;; *) false;; esac; then + +printf "%s\n" "#define USE_PTH_THREADS_WEAK 1" >>confdefs.h + + LIBTHREAD= + LTLIBTHREAD= + fi + fi + else + CPPFLAGS="$gl_save_CPPFLAGS" + fi + fi + if test -z "$gl_have_pthread"; then + case "$gl_use_threads" in + yes | windows | win32) # The 'win32' is for backward compatibility. + if { case "$host_os" in + mingw*) true;; + *) false;; + esac + }; then + gl_threads_api=windows + +printf "%s\n" "#define USE_WINDOWS_THREADS 1" >>confdefs.h + + fi + ;; + esac + fi + fi + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for multithread API to use" >&5 +printf %s "checking for multithread API to use... " >&6; } + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_threads_api" >&5 +printf "%s\n" "$gl_threads_api" >&6; } + + + + + + + + + + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5 +printf %s "checking for a sed that does not truncate output... " >&6; } +if test ${ac_cv_path_SED+y} +then : + printf %s "(cached) " >&6 +else + ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/ + for ac_i in 1 2 3 4 5 6 7; do + ac_script="$ac_script$as_nl$ac_script" + done + echo "$ac_script" 2>/dev/null | sed 99q >conftest.sed + { ac_script=; unset ac_script;} + if test -z "$SED"; then + ac_path_SED_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_prog in sed gsed + do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_SED="$as_dir$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_SED" || continue +# Check for GNU ac_path_SED and select it if it is found. + # Check for GNU $ac_path_SED +case `"$ac_path_SED" --version 2>&1` in +*GNU*) + ac_cv_path_SED="$ac_path_SED" ac_path_SED_found=:;; +*) + ac_count=0 + printf %s 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + printf "%s\n" '' >> "conftest.nl" + "$ac_path_SED" -f conftest.sed < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_SED_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_SED="$ac_path_SED" + ac_path_SED_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_SED_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_SED"; then + as_fn_error $? "no acceptable sed could be found in \$PATH" "$LINENO" 5 + fi +else + ac_cv_path_SED=$SED +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_SED" >&5 +printf "%s\n" "$ac_cv_path_SED" >&6; } + SED="$ac_cv_path_SED" + rm -f conftest.sed + +# Autoupdate added the following line to ensure that your configure +# script's behavior did not change. It is probably safe to remove. + + + + + + + + + GNULIB_FFSL=0; + GNULIB_FFSLL=0; + GNULIB_MEMCHR=0; + GNULIB_MEMMEM=0; + GNULIB_MEMPCPY=0; + GNULIB_MEMRCHR=0; + GNULIB_RAWMEMCHR=0; + GNULIB_STPCPY=0; + GNULIB_STPNCPY=0; + GNULIB_STRCHRNUL=0; + GNULIB_STRDUP=0; + GNULIB_STRNCAT=0; + GNULIB_STRNDUP=0; + GNULIB_STRNLEN=0; + GNULIB_STRPBRK=0; + GNULIB_STRSEP=0; + GNULIB_STRSTR=0; + GNULIB_STRCASESTR=0; + GNULIB_STRTOK_R=0; + GNULIB_MBSLEN=0; + GNULIB_MBSNLEN=0; + GNULIB_MBSCHR=0; + GNULIB_MBSRCHR=0; + GNULIB_MBSSTR=0; + GNULIB_MBSCASECMP=0; + GNULIB_MBSNCASECMP=0; + GNULIB_MBSPCASECMP=0; + GNULIB_MBSCASESTR=0; + GNULIB_MBSCSPN=0; + GNULIB_MBSPBRK=0; + GNULIB_MBSSPN=0; + GNULIB_MBSSEP=0; + GNULIB_MBSTOK_R=0; + GNULIB_STRERROR=0; + GNULIB_STRERROR_R=0; + GNULIB_STRSIGNAL=0; + GNULIB_STRVERSCMP=0; + HAVE_MBSLEN=0; + HAVE_FFSL=1; + HAVE_FFSLL=1; + HAVE_MEMCHR=1; + HAVE_DECL_MEMMEM=1; + HAVE_MEMPCPY=1; + HAVE_DECL_MEMRCHR=1; + HAVE_RAWMEMCHR=1; + HAVE_STPCPY=1; + HAVE_STPNCPY=1; + HAVE_STRCHRNUL=1; + HAVE_DECL_STRDUP=1; + HAVE_DECL_STRNDUP=1; + HAVE_DECL_STRNLEN=1; + HAVE_STRPBRK=1; + HAVE_STRSEP=1; + HAVE_STRCASESTR=1; + HAVE_DECL_STRTOK_R=1; + HAVE_DECL_STRERROR_R=1; + HAVE_DECL_STRSIGNAL=1; + HAVE_STRVERSCMP=1; + REPLACE_MEMCHR=0; + REPLACE_MEMMEM=0; + REPLACE_STPNCPY=0; + REPLACE_STRDUP=0; + REPLACE_STRSTR=0; + REPLACE_STRCASESTR=0; + REPLACE_STRCHRNUL=0; + REPLACE_STRERROR=0; + REPLACE_STRERROR_R=0; + REPLACE_STRNCAT=0; + REPLACE_STRNDUP=0; + REPLACE_STRNLEN=0; + REPLACE_STRSIGNAL=0; + REPLACE_STRTOK_R=0; + UNDEFINE_STRTOK_R=0; + + + + + + # Check for mmap(). Don't use AC_FUNC_MMAP, because it checks too much: it + # fails on HP-UX 11, because MAP_FIXED mappings do not work. But this is + # irrelevant for anonymous mappings. + ac_fn_c_check_func "$LINENO" "mmap" "ac_cv_func_mmap" +if test "x$ac_cv_func_mmap" = xyes +then : + gl_have_mmap=yes +else + gl_have_mmap=no +fi + + + # Try to allow MAP_ANONYMOUS. + gl_have_mmap_anonymous=no + if test $gl_have_mmap = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for MAP_ANONYMOUS" >&5 +printf %s "checking for MAP_ANONYMOUS... " >&6; } + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#ifdef MAP_ANONYMOUS + I cannot identify this map +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "I cannot identify this map" >/dev/null 2>&1 +then : + gl_have_mmap_anonymous=yes +fi +rm -rf conftest* + + if test $gl_have_mmap_anonymous != yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#ifdef MAP_ANON + I cannot identify this map +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "I cannot identify this map" >/dev/null 2>&1 +then : + +printf "%s\n" "#define MAP_ANONYMOUS MAP_ANON" >>confdefs.h + + gl_have_mmap_anonymous=yes +fi +rm -rf conftest* + + fi + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_have_mmap_anonymous" >&5 +printf "%s\n" "$gl_have_mmap_anonymous" >&6; } + if test $gl_have_mmap_anonymous = yes; then + +printf "%s\n" "#define HAVE_MAP_ANONYMOUS 1" >>confdefs.h + + fi + fi + + + + + + + if test $HAVE_MEMCHR = 1; then + # Detect platform-specific bugs in some versions of glibc: + # memchr should not dereference anything with length 0 + # http://bugzilla.redhat.com/499689 + # memchr should not dereference overestimated length after a match + # http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=521737 + # http://sourceware.org/bugzilla/show_bug.cgi?id=10162 + # Assume that memchr works on platforms that lack mprotect. + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether memchr works" >&5 +printf %s "checking whether memchr works... " >&6; } +if test ${gl_cv_func_memchr_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + gl_cv_func_memchr_works="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#if HAVE_SYS_MMAN_H +# include +# include +# include +# include +# ifndef MAP_FILE +# define MAP_FILE 0 +# endif +#endif + +int +main (void) +{ + + int result = 0; + char *fence = NULL; +#if HAVE_SYS_MMAN_H && HAVE_MPROTECT +# if HAVE_MAP_ANONYMOUS + const int flags = MAP_ANONYMOUS | MAP_PRIVATE; + const int fd = -1; +# else /* !HAVE_MAP_ANONYMOUS */ + const int flags = MAP_FILE | MAP_PRIVATE; + int fd = open ("/dev/zero", O_RDONLY, 0666); + if (fd >= 0) +# endif + { + int pagesize = getpagesize (); + char *two_pages = + (char *) mmap (NULL, 2 * pagesize, PROT_READ | PROT_WRITE, + flags, fd, 0); + if (two_pages != (char *)(-1) + && mprotect (two_pages + pagesize, pagesize, PROT_NONE) == 0) + fence = two_pages + pagesize; + } +#endif + if (fence) + { + if (memchr (fence, 0, 0)) + result |= 1; + strcpy (fence - 9, "12345678"); + if (memchr (fence - 9, 0, 79) != fence - 1) + result |= 2; + if (memchr (fence - 1, 0, 3) != fence - 1) + result |= 4; + } + return result; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_memchr_works=yes +else + gl_cv_func_memchr_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_memchr_works" >&5 +printf "%s\n" "$gl_cv_func_memchr_works" >&6; } + if test "$gl_cv_func_memchr_works" != yes; then + REPLACE_MEMCHR=1 + fi + fi + +ac_fn_c_check_decl "$LINENO" "memrchr" "ac_cv_have_decl_memrchr" "$ac_includes_default" +if test "x$ac_cv_have_decl_memrchr" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_MEMRCHR $ac_have_decl +_ACEOF + + + + + + + + REPLACE_STRERROR_0=0 + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether strerror(0) succeeds" >&5 +printf %s "checking whether strerror(0) succeeds... " >&6; } +if test ${gl_cv_func_strerror_0_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_strerror_0_works="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_strerror_0_works="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + +int +main (void) +{ +int result = 0; + char *str; + errno = 0; + str = strerror (0); + if (!*str) result |= 1; + if (errno) result |= 2; + if (strstr (str, "nknown") || strstr (str, "ndefined")) + result |= 4; + return result; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_strerror_0_works=yes +else + gl_cv_func_strerror_0_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_0_works" >&5 +printf "%s\n" "$gl_cv_func_strerror_0_works" >&6; } + case "$gl_cv_func_strerror_0_works" in + *yes) ;; + *) + REPLACE_STRERROR_0=1 + +printf "%s\n" "#define REPLACE_STRERROR_0 1" >>confdefs.h + + ;; + esac + + + + + + + + + if test $ac_cv_func_strerror_r = yes; then + if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for strerror_r with POSIX signature" >&5 +printf %s "checking for strerror_r with POSIX signature... " >&6; } +if test ${gl_cv_func_strerror_r_posix_signature+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + int strerror_r (int, char *, size_t); + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_func_strerror_r_posix_signature=yes +else + gl_cv_func_strerror_r_posix_signature=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_posix_signature" >&5 +printf "%s\n" "$gl_cv_func_strerror_r_posix_signature" >&6; } + if test $gl_cv_func_strerror_r_posix_signature = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether strerror_r works" >&5 +printf %s "checking whether strerror_r works... " >&6; } +if test ${gl_cv_func_strerror_r_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + + case "$host_os" in + # Guess no on AIX. + aix*) gl_cv_func_strerror_r_works="guessing no";; + # Guess no on HP-UX. + hpux*) gl_cv_func_strerror_r_works="guessing no";; + # Guess no on BSD variants. + *bsd*) gl_cv_func_strerror_r_works="guessing no";; + # Guess yes otherwise. + *) gl_cv_func_strerror_r_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + +int +main (void) +{ +int result = 0; + char buf[79]; + if (strerror_r (EACCES, buf, 0) < 0) + result |= 1; + errno = 0; + if (strerror_r (EACCES, buf, sizeof buf) != 0) + result |= 2; + strcpy (buf, "Unknown"); + if (strerror_r (0, buf, sizeof buf) != 0) + result |= 4; + if (errno) + result |= 8; + if (strstr (buf, "nknown") || strstr (buf, "ndefined")) + result |= 0x10; + errno = 0; + *buf = 0; + if (strerror_r (-3, buf, sizeof buf) < 0) + result |= 0x20; + if (errno) + result |= 0x40; + if (!*buf) + result |= 0x80; + return result; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_strerror_r_works=yes +else + gl_cv_func_strerror_r_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_works" >&5 +printf "%s\n" "$gl_cv_func_strerror_r_works" >&6; } + else + + if test $ac_cv_func___xpg_strerror_r = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether __xpg_strerror_r works" >&5 +printf %s "checking whether __xpg_strerror_r works... " >&6; } +if test ${gl_cv_func_strerror_r_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + gl_cv_func_strerror_r_works="guessing no" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + extern + #ifdef __cplusplus + "C" + #endif + int __xpg_strerror_r(int, char *, size_t); + +int +main (void) +{ +int result = 0; + char buf[256] = "^"; + char copy[256]; + char *str = strerror (-1); + strcpy (copy, str); + if (__xpg_strerror_r (-2, buf, 1) == 0) + result |= 1; + if (*buf) + result |= 2; + __xpg_strerror_r (-2, buf, 256); + if (strcmp (str, copy)) + result |= 4; + return result; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_strerror_r_works=yes +else + gl_cv_func_strerror_r_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strerror_r_works" >&5 +printf "%s\n" "$gl_cv_func_strerror_r_works" >&6; } + fi + fi + fi + fi + + + + + + + + + if test $ac_cv_have_decl_strerror_r = no; then + HAVE_DECL_STRERROR_R=0 + fi + + if test $ac_cv_func_strerror_r = yes; then + if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then + if test $gl_cv_func_strerror_r_posix_signature = yes; then + case "$gl_cv_func_strerror_r_works" in + *no) REPLACE_STRERROR_R=1 ;; + esac + else + REPLACE_STRERROR_R=1 + fi + else + REPLACE_STRERROR_R=1 + fi + fi + + + + + + + + + + + + + + + + + gl_cv_func_vfprintf_posix=no + case "$gl_cv_func_printf_sizes_c99" in + *yes) + case "$gl_cv_func_printf_long_double" in + *yes) + case "$gl_cv_func_printf_infinite" in + *yes) + case "$gl_cv_func_printf_infinite_long_double" in + *yes) + case "$gl_cv_func_printf_directive_a" in + *yes) + case "$gl_cv_func_printf_directive_f" in + *yes) + case "$gl_cv_func_printf_directive_n" in + *yes) + case "$gl_cv_func_printf_directive_ls" in + *yes) + case "$gl_cv_func_printf_positions" in + *yes) + case "$gl_cv_func_printf_flag_grouping" in + *yes) + case "$gl_cv_func_printf_flag_leftadjust" in + *yes) + case "$gl_cv_func_printf_flag_zero" in + *yes) + case "$gl_cv_func_printf_precision" in + *yes) + case "$gl_cv_func_printf_enomem" in + *yes) + # vfprintf exists and is + # already POSIX compliant. + gl_cv_func_vfprintf_posix=yes + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + if test $gl_cv_func_vfprintf_posix = no; then + + + + case "$gl_cv_func_printf_infinite" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_INFINITE_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + case "$gl_cv_func_printf_long_double" in + *yes) + case "$gl_cv_func_printf_infinite_long_double" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + ;; + esac + + + + case "$gl_cv_func_printf_directive_a" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h + + for ac_func in nl_langinfo +do : + ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo" +if test "x$ac_cv_func_nl_langinfo" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_NL_LANGINFO 1 +_ACEOF + +fi +done + + ;; + esac + + + + case "$gl_cv_func_printf_directive_f" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_F 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_directive_ls" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_grouping" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_FLAG_GROUPING 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_leftadjust" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_FLAG_LEFTADJUST 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_zero" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_precision" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_UNBOUNDED_PRECISION 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_enomem" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_ENOMEM 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext" + + if test $ac_cv_func_vasnprintf = yes; then + +printf "%s\n" "#define REPLACE_VASNPRINTF 1" >>confdefs.h + + fi + + + + + + + + + + + + ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" +if test "x$ac_cv_type_ptrdiff_t" = xyes +then : + +else + +printf "%s\n" "#define ptrdiff_t long" >>confdefs.h + + +fi + + + + + + + + + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS vfprintf.$ac_objext" + + REPLACE_VFPRINTF=1 + +printf "%s\n" "#define REPLACE_VFPRINTF_POSIX 1" >>confdefs.h + + : + + fi + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#ifdef _MSC_VER +MicrosoftCompiler +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "MicrosoftCompiler" >/dev/null 2>&1 +then : + gl_asmext='asm' + gl_c_asm_opt='-c -Fa' + +else + gl_asmext='s' + gl_c_asm_opt='-S' + +fi +rm -rf conftest* + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C symbols are prefixed with underscore at the linker level" >&5 +printf %s "checking whether C symbols are prefixed with underscore at the linker level... " >&6; } +if test ${gl_cv_prog_as_underscore+y} +then : + printf %s "(cached) " >&6 +else + cat > conftest.c <&5 + (eval $ac_try) 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; } >/dev/null 2>&1 + if LC_ALL=C grep -E '(^|^a-zA-Z0-9_)_foo(^a-zA-Z0-9_|$)' conftest.$gl_asmext >/dev/null; then + gl_cv_prog_as_underscore=yes + else + gl_cv_prog_as_underscore=no + fi + rm -f conftest* + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_prog_as_underscore" >&5 +printf "%s\n" "$gl_cv_prog_as_underscore" >&6; } + if test $gl_cv_prog_as_underscore = yes; then + USER_LABEL_PREFIX=_ + else + USER_LABEL_PREFIX= + fi + +cat >>confdefs.h <<_ACEOF +#define USER_LABEL_PREFIX $USER_LABEL_PREFIX +_ACEOF + + ASM_SYMBOL_PREFIX='"'${USER_LABEL_PREFIX}'"' + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for stdbool.h that conforms to C99" >&5 +printf %s "checking for stdbool.h that conforms to C99... " >&6; } +if test ${ac_cv_header_stdbool_h+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include + #ifndef bool + "error: bool is not defined" + #endif + #ifndef false + "error: false is not defined" + #endif + #if false + "error: false is not 0" + #endif + #ifndef true + "error: true is not defined" + #endif + #if true != 1 + "error: true is not 1" + #endif + #ifndef __bool_true_false_are_defined + "error: __bool_true_false_are_defined is not defined" + #endif + + struct s { _Bool s: 1; _Bool t; } s; + + char a[true == 1 ? 1 : -1]; + char b[false == 0 ? 1 : -1]; + char c[__bool_true_false_are_defined == 1 ? 1 : -1]; + char d[(bool) 0.5 == true ? 1 : -1]; + /* See body of main program for 'e'. */ + char f[(_Bool) 0.0 == false ? 1 : -1]; + char g[true]; + char h[sizeof (_Bool)]; + char i[sizeof s.t]; + enum { j = false, k = true, l = false * true, m = true * 256 }; + /* The following fails for + HP aC++/ANSI C B3910B A.05.55 [Dec 04 2003]. */ + _Bool n[m]; + char o[sizeof n == m * sizeof n[0] ? 1 : -1]; + char p[-1 - (_Bool) 0 < 0 && -1 - (bool) 0 < 0 ? 1 : -1]; + /* Catch a bug in an HP-UX C compiler. See + http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html + http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html + */ + _Bool q = true; + _Bool *pq = &q; + +int +main (void) +{ + + bool e = &s; + *pq |= q; + *pq |= ! q; + /* Refer to every declared value, to avoid compiler optimizations. */ + return (!a + !b + !c + !d + !e + !f + !g + !h + !i + !!j + !k + !!l + + !m + !n + !o + !p + !q + !pq); + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_header_stdbool_h=yes +else + ac_cv_header_stdbool_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdbool_h" >&5 +printf "%s\n" "$ac_cv_header_stdbool_h" >&6; } + ac_fn_c_check_type "$LINENO" "_Bool" "ac_cv_type__Bool" "$ac_includes_default" +if test "x$ac_cv_type__Bool" = xyes +then : + +cat >>confdefs.h <<_ACEOF +#define HAVE__BOOL 1 +_ACEOF + + +fi + + + + REPLACE_NULL=0; + HAVE_MAX_ALIGN_T=1; + HAVE_WCHAR_T=1; + + + + + + + if test $ac_cv_type_long_long_int = yes; then + HAVE_LONG_LONG_INT=1 + else + HAVE_LONG_LONG_INT=0 + fi + + + if test $ac_cv_type_unsigned_long_long_int = yes; then + HAVE_UNSIGNED_LONG_LONG_INT=1 + else + HAVE_UNSIGNED_LONG_LONG_INT=0 + fi + + + + if test $ac_cv_header_wchar_h = yes; then + HAVE_WCHAR_H=1 + else + HAVE_WCHAR_H=0 + fi + + + if test $ac_cv_header_inttypes_h = yes; then + HAVE_INTTYPES_H=1 + else + HAVE_INTTYPES_H=0 + fi + + + if test $ac_cv_header_sys_types_h = yes; then + HAVE_SYS_TYPES_H=1 + else + HAVE_SYS_TYPES_H=0 + fi + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_stdint_h='<'stdint.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_stdint_h+y} +then : + printf %s "(cached) " >&6 +else + + if test $ac_cv_header_stdint_h = yes; then + + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'stdint.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_stdint_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_stdint_h + gl_cv_next_stdint_h='"'$gl_header'"' + else + gl_cv_next_stdint_h='<'stdint.h'>' + fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdint_h" >&5 +printf "%s\n" "$gl_cv_next_stdint_h" >&6; } + fi + NEXT_STDINT_H=$gl_cv_next_stdint_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'stdint.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_stdint_h + fi + NEXT_AS_FIRST_DIRECTIVE_STDINT_H=$gl_next_as_first_directive + + + + + if test $ac_cv_header_stdint_h = yes; then + HAVE_STDINT_H=1 + else + HAVE_STDINT_H=0 + fi + + + if test $ac_cv_header_stdint_h = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stdint.h conforms to C99" >&5 +printf %s "checking whether stdint.h conforms to C99... " >&6; } +if test ${gl_cv_header_working_stdint_h+y} +then : + printf %s "(cached) " >&6 +else + gl_cv_header_working_stdint_h=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ +#define __STDC_CONSTANT_MACROS 1 +#define __STDC_LIMIT_MACROS 1 +#include +/* Dragonfly defines WCHAR_MIN, WCHAR_MAX only in . */ +#if !(defined WCHAR_MIN && defined WCHAR_MAX) +#error "WCHAR_MIN, WCHAR_MAX not defined in " +#endif + + + /* BSD/OS 4.0.1 has a bug: , and must be + included before . */ + #include + #include + #if HAVE_WCHAR_H + # include + # include + # include + #endif + + +#ifdef INT8_MAX +int8_t a1 = INT8_MAX; +int8_t a1min = INT8_MIN; +#endif +#ifdef INT16_MAX +int16_t a2 = INT16_MAX; +int16_t a2min = INT16_MIN; +#endif +#ifdef INT32_MAX +int32_t a3 = INT32_MAX; +int32_t a3min = INT32_MIN; +#endif +#ifdef INT64_MAX +int64_t a4 = INT64_MAX; +int64_t a4min = INT64_MIN; +#endif +#ifdef UINT8_MAX +uint8_t b1 = UINT8_MAX; +#else +typedef int b1[(unsigned char) -1 != 255 ? 1 : -1]; +#endif +#ifdef UINT16_MAX +uint16_t b2 = UINT16_MAX; +#endif +#ifdef UINT32_MAX +uint32_t b3 = UINT32_MAX; +#endif +#ifdef UINT64_MAX +uint64_t b4 = UINT64_MAX; +#endif +int_least8_t c1 = INT8_C (0x7f); +int_least8_t c1max = INT_LEAST8_MAX; +int_least8_t c1min = INT_LEAST8_MIN; +int_least16_t c2 = INT16_C (0x7fff); +int_least16_t c2max = INT_LEAST16_MAX; +int_least16_t c2min = INT_LEAST16_MIN; +int_least32_t c3 = INT32_C (0x7fffffff); +int_least32_t c3max = INT_LEAST32_MAX; +int_least32_t c3min = INT_LEAST32_MIN; +int_least64_t c4 = INT64_C (0x7fffffffffffffff); +int_least64_t c4max = INT_LEAST64_MAX; +int_least64_t c4min = INT_LEAST64_MIN; +uint_least8_t d1 = UINT8_C (0xff); +uint_least8_t d1max = UINT_LEAST8_MAX; +uint_least16_t d2 = UINT16_C (0xffff); +uint_least16_t d2max = UINT_LEAST16_MAX; +uint_least32_t d3 = UINT32_C (0xffffffff); +uint_least32_t d3max = UINT_LEAST32_MAX; +uint_least64_t d4 = UINT64_C (0xffffffffffffffff); +uint_least64_t d4max = UINT_LEAST64_MAX; +int_fast8_t e1 = INT_FAST8_MAX; +int_fast8_t e1min = INT_FAST8_MIN; +int_fast16_t e2 = INT_FAST16_MAX; +int_fast16_t e2min = INT_FAST16_MIN; +int_fast32_t e3 = INT_FAST32_MAX; +int_fast32_t e3min = INT_FAST32_MIN; +int_fast64_t e4 = INT_FAST64_MAX; +int_fast64_t e4min = INT_FAST64_MIN; +uint_fast8_t f1 = UINT_FAST8_MAX; +uint_fast16_t f2 = UINT_FAST16_MAX; +uint_fast32_t f3 = UINT_FAST32_MAX; +uint_fast64_t f4 = UINT_FAST64_MAX; +#ifdef INTPTR_MAX +intptr_t g = INTPTR_MAX; +intptr_t gmin = INTPTR_MIN; +#endif +#ifdef UINTPTR_MAX +uintptr_t h = UINTPTR_MAX; +#endif +intmax_t i = INTMAX_MAX; +uintmax_t j = UINTMAX_MAX; + +#include /* for CHAR_BIT */ +#define TYPE_MINIMUM(t) \ + ((t) ((t) 0 < (t) -1 ? (t) 0 : ~ TYPE_MAXIMUM (t))) +#define TYPE_MAXIMUM(t) \ + ((t) ((t) 0 < (t) -1 \ + ? (t) -1 \ + : ((((t) 1 << (sizeof (t) * CHAR_BIT - 2)) - 1) * 2 + 1))) +struct s { + int check_PTRDIFF: + PTRDIFF_MIN == TYPE_MINIMUM (ptrdiff_t) + && PTRDIFF_MAX == TYPE_MAXIMUM (ptrdiff_t) + ? 1 : -1; + /* Detect bug in FreeBSD 6.0 / ia64. */ + int check_SIG_ATOMIC: + SIG_ATOMIC_MIN == TYPE_MINIMUM (sig_atomic_t) + && SIG_ATOMIC_MAX == TYPE_MAXIMUM (sig_atomic_t) + ? 1 : -1; + int check_SIZE: SIZE_MAX == TYPE_MAXIMUM (size_t) ? 1 : -1; + int check_WCHAR: + WCHAR_MIN == TYPE_MINIMUM (wchar_t) + && WCHAR_MAX == TYPE_MAXIMUM (wchar_t) + ? 1 : -1; + /* Detect bug in mingw. */ + int check_WINT: + WINT_MIN == TYPE_MINIMUM (wint_t) + && WINT_MAX == TYPE_MAXIMUM (wint_t) + ? 1 : -1; + + /* Detect bugs in glibc 2.4 and Solaris 10 stdint.h, among others. */ + int check_UINT8_C: + (-1 < UINT8_C (0)) == (-1 < (uint_least8_t) 0) ? 1 : -1; + int check_UINT16_C: + (-1 < UINT16_C (0)) == (-1 < (uint_least16_t) 0) ? 1 : -1; + + /* Detect bugs in OpenBSD 3.9 stdint.h. */ +#ifdef UINT8_MAX + int check_uint8: (uint8_t) -1 == UINT8_MAX ? 1 : -1; +#endif +#ifdef UINT16_MAX + int check_uint16: (uint16_t) -1 == UINT16_MAX ? 1 : -1; +#endif +#ifdef UINT32_MAX + int check_uint32: (uint32_t) -1 == UINT32_MAX ? 1 : -1; +#endif +#ifdef UINT64_MAX + int check_uint64: (uint64_t) -1 == UINT64_MAX ? 1 : -1; +#endif + int check_uint_least8: (uint_least8_t) -1 == UINT_LEAST8_MAX ? 1 : -1; + int check_uint_least16: (uint_least16_t) -1 == UINT_LEAST16_MAX ? 1 : -1; + int check_uint_least32: (uint_least32_t) -1 == UINT_LEAST32_MAX ? 1 : -1; + int check_uint_least64: (uint_least64_t) -1 == UINT_LEAST64_MAX ? 1 : -1; + int check_uint_fast8: (uint_fast8_t) -1 == UINT_FAST8_MAX ? 1 : -1; + int check_uint_fast16: (uint_fast16_t) -1 == UINT_FAST16_MAX ? 1 : -1; + int check_uint_fast32: (uint_fast32_t) -1 == UINT_FAST32_MAX ? 1 : -1; + int check_uint_fast64: (uint_fast64_t) -1 == UINT_FAST64_MAX ? 1 : -1; + int check_uintptr: (uintptr_t) -1 == UINTPTR_MAX ? 1 : -1; + int check_uintmax: (uintmax_t) -1 == UINTMAX_MAX ? 1 : -1; + int check_size: (size_t) -1 == SIZE_MAX ? 1 : -1; +}; + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + if test "$cross_compiling" = yes +then : + gl_cv_header_working_stdint_h=yes + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ +#define __STDC_CONSTANT_MACROS 1 +#define __STDC_LIMIT_MACROS 1 +#include + + + /* BSD/OS 4.0.1 has a bug: , and must be + included before . */ + #include + #include + #if HAVE_WCHAR_H + # include + # include + # include + #endif + + +#include +#include +#define MVAL(macro) MVAL1(macro) +#define MVAL1(expression) #expression +static const char *macro_values[] = + { +#ifdef INT8_MAX + MVAL (INT8_MAX), +#endif +#ifdef INT16_MAX + MVAL (INT16_MAX), +#endif +#ifdef INT32_MAX + MVAL (INT32_MAX), +#endif +#ifdef INT64_MAX + MVAL (INT64_MAX), +#endif +#ifdef UINT8_MAX + MVAL (UINT8_MAX), +#endif +#ifdef UINT16_MAX + MVAL (UINT16_MAX), +#endif +#ifdef UINT32_MAX + MVAL (UINT32_MAX), +#endif +#ifdef UINT64_MAX + MVAL (UINT64_MAX), +#endif + NULL + }; + +int +main (void) +{ + + const char **mv; + for (mv = macro_values; *mv != NULL; mv++) + { + const char *value = *mv; + /* Test whether it looks like a cast expression. */ + if (strncmp (value, "((unsigned int)"/*)*/, 15) == 0 + || strncmp (value, "((unsigned short)"/*)*/, 17) == 0 + || strncmp (value, "((unsigned char)"/*)*/, 16) == 0 + || strncmp (value, "((int)"/*)*/, 6) == 0 + || strncmp (value, "((signed short)"/*)*/, 15) == 0 + || strncmp (value, "((signed char)"/*)*/, 14) == 0) + return mv - macro_values + 1; + } + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_header_working_stdint_h=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_stdint_h" >&5 +printf "%s\n" "$gl_cv_header_working_stdint_h" >&6; } + fi + if test "$gl_cv_header_working_stdint_h" = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stdint.h predates C++11" >&5 +printf %s "checking whether stdint.h predates C++11... " >&6; } +if test ${gl_cv_header_stdint_predates_cxx11_h+y} +then : + printf %s "(cached) " >&6 +else + gl_cv_header_stdint_predates_cxx11_h=yes + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ +#include + + + /* BSD/OS 4.0.1 has a bug: , and must be + included before . */ + #include + #include + #if HAVE_WCHAR_H + # include + # include + # include + #endif + + +intmax_t im = INTMAX_MAX; +int32_t i32 = INT32_C (0x7fffffff); + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_header_stdint_predates_cxx11_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_stdint_predates_cxx11_h" >&5 +printf "%s\n" "$gl_cv_header_stdint_predates_cxx11_h" >&6; } + + if test "$gl_cv_header_stdint_predates_cxx11_h" = yes; then + +printf "%s\n" "#define __STDC_CONSTANT_MACROS 1" >>confdefs.h + + +printf "%s\n" "#define __STDC_LIMIT_MACROS 1" >>confdefs.h + + fi + STDINT_H= + else + for ac_header in sys/inttypes.h sys/bitypes.h +do : + as_ac_Header=`printf "%s\n" "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" +if eval test \"x\$"$as_ac_Header"\" = x"yes" +then : + cat >>confdefs.h <<_ACEOF +#define `printf "%s\n" "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + if test $ac_cv_header_sys_inttypes_h = yes; then + HAVE_SYS_INTTYPES_H=1 + else + HAVE_SYS_INTTYPES_H=0 + fi + + if test $ac_cv_header_sys_bitypes_h = yes; then + HAVE_SYS_BITYPES_H=1 + else + HAVE_SYS_BITYPES_H=0 + fi + + + + + if test $APPLE_UNIVERSAL_BUILD = 0; then + + + for gltype in ptrdiff_t size_t ; do + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for bit size of $gltype" >&5 +printf %s "checking for bit size of $gltype... " >&6; } +if eval test \${gl_cv_bitsizeof_${gltype}+y} +then : + printf %s "(cached) " >&6 +else + if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result" " + /* BSD/OS 4.0.1 has a bug: , and must be + included before . */ + #include + #include + #if HAVE_WCHAR_H + # include + # include + # include + #endif + +#include " +then : + +else + result=unknown +fi + + eval gl_cv_bitsizeof_${gltype}=\$result + +fi +eval ac_res=\$gl_cv_bitsizeof_${gltype} + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + eval result=\$gl_cv_bitsizeof_${gltype} + if test $result = unknown; then + result=0 + fi + GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + cat >>confdefs.h <<_ACEOF +#define BITSIZEOF_${GLTYPE} $result +_ACEOF + + eval BITSIZEOF_${GLTYPE}=\$result + done + + + fi + + + for gltype in sig_atomic_t wchar_t wint_t ; do + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for bit size of $gltype" >&5 +printf %s "checking for bit size of $gltype... " >&6; } +if eval test \${gl_cv_bitsizeof_${gltype}+y} +then : + printf %s "(cached) " >&6 +else + if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result" " + /* BSD/OS 4.0.1 has a bug: , and must be + included before . */ + #include + #include + #if HAVE_WCHAR_H + # include + # include + # include + #endif + +#include " +then : + +else + result=unknown +fi + + eval gl_cv_bitsizeof_${gltype}=\$result + +fi +eval ac_res=\$gl_cv_bitsizeof_${gltype} + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + eval result=\$gl_cv_bitsizeof_${gltype} + if test $result = unknown; then + result=0 + fi + GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + cat >>confdefs.h <<_ACEOF +#define BITSIZEOF_${GLTYPE} $result +_ACEOF + + eval BITSIZEOF_${GLTYPE}=\$result + done + + + + + for gltype in sig_atomic_t wchar_t wint_t ; do + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $gltype is signed" >&5 +printf %s "checking whether $gltype is signed... " >&6; } +if eval test \${gl_cv_type_${gltype}_signed+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + /* BSD/OS 4.0.1 has a bug: , and must be + included before . */ + #include + #include + #if HAVE_WCHAR_H + # include + # include + # include + #endif + + int verify[2 * (($gltype) -1 < ($gltype) 0) - 1]; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + result=yes +else + result=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + eval gl_cv_type_${gltype}_signed=\$result + +fi +eval ac_res=\$gl_cv_type_${gltype}_signed + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + eval result=\$gl_cv_type_${gltype}_signed + GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + if test "$result" = yes; then + cat >>confdefs.h <<_ACEOF +#define HAVE_SIGNED_${GLTYPE} 1 +_ACEOF + + eval HAVE_SIGNED_${GLTYPE}=1 + else + eval HAVE_SIGNED_${GLTYPE}=0 + fi + done + + + gl_cv_type_ptrdiff_t_signed=yes + gl_cv_type_size_t_signed=no + if test $APPLE_UNIVERSAL_BUILD = 0; then + + + for gltype in ptrdiff_t size_t ; do + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $gltype integer literal suffix" >&5 +printf %s "checking for $gltype integer literal suffix... " >&6; } +if eval test \${gl_cv_type_${gltype}_suffix+y} +then : + printf %s "(cached) " >&6 +else + eval gl_cv_type_${gltype}_suffix=no + eval result=\$gl_cv_type_${gltype}_signed + if test "$result" = yes; then + glsufu= + else + glsufu=u + fi + for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do + case $glsuf in + '') gltype1='int';; + l) gltype1='long int';; + ll) gltype1='long long int';; + i64) gltype1='__int64';; + u) gltype1='unsigned int';; + ul) gltype1='unsigned long int';; + ull) gltype1='unsigned long long int';; + ui64)gltype1='unsigned __int64';; + esac + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + /* BSD/OS 4.0.1 has a bug: , and must be + included before . */ + #include + #include + #if HAVE_WCHAR_H + # include + # include + # include + #endif + + extern $gltype foo; + extern $gltype1 foo; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + eval gl_cv_type_${gltype}_suffix=\$glsuf +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + eval result=\$gl_cv_type_${gltype}_suffix + test "$result" != no && break + done +fi +eval ac_res=\$gl_cv_type_${gltype}_suffix + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + eval result=\$gl_cv_type_${gltype}_suffix + test "$result" = no && result= + eval ${GLTYPE}_SUFFIX=\$result + cat >>confdefs.h <<_ACEOF +#define ${GLTYPE}_SUFFIX $result +_ACEOF + + done + + + fi + + + for gltype in sig_atomic_t wchar_t wint_t ; do + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $gltype integer literal suffix" >&5 +printf %s "checking for $gltype integer literal suffix... " >&6; } +if eval test \${gl_cv_type_${gltype}_suffix+y} +then : + printf %s "(cached) " >&6 +else + eval gl_cv_type_${gltype}_suffix=no + eval result=\$gl_cv_type_${gltype}_signed + if test "$result" = yes; then + glsufu= + else + glsufu=u + fi + for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do + case $glsuf in + '') gltype1='int';; + l) gltype1='long int';; + ll) gltype1='long long int';; + i64) gltype1='__int64';; + u) gltype1='unsigned int';; + ul) gltype1='unsigned long int';; + ull) gltype1='unsigned long long int';; + ui64)gltype1='unsigned __int64';; + esac + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + /* BSD/OS 4.0.1 has a bug: , and must be + included before . */ + #include + #include + #if HAVE_WCHAR_H + # include + # include + # include + #endif + + extern $gltype foo; + extern $gltype1 foo; +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + eval gl_cv_type_${gltype}_suffix=\$glsuf +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + eval result=\$gl_cv_type_${gltype}_suffix + test "$result" != no && break + done +fi +eval ac_res=\$gl_cv_type_${gltype}_suffix + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } + GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + eval result=\$gl_cv_type_${gltype}_suffix + test "$result" = no && result= + eval ${GLTYPE}_SUFFIX=\$result + cat >>confdefs.h <<_ACEOF +#define ${GLTYPE}_SUFFIX $result +_ACEOF + + done + + + + if test $BITSIZEOF_WINT_T -lt 32; then + BITSIZEOF_WINT_T=32 + fi + + STDINT_H=stdint.h + fi + + if test -n "$STDINT_H"; then + GL_GENERATE_STDINT_H_TRUE= + GL_GENERATE_STDINT_H_FALSE='#' +else + GL_GENERATE_STDINT_H_TRUE='#' + GL_GENERATE_STDINT_H_FALSE= +fi + + + + +ac_fn_c_check_decl "$LINENO" "strdup" "ac_cv_have_decl_strdup" "$ac_includes_default" +if test "x$ac_cv_have_decl_strdup" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_STRDUP $ac_have_decl +_ACEOF + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_string_h='<'string.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_string_h+y} +then : + printf %s "(cached) " >&6 +else + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'string.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_string_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_string_h + gl_cv_next_string_h='"'$gl_header'"' + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_string_h" >&5 +printf "%s\n" "$gl_cv_next_string_h" >&6; } + fi + NEXT_STRING_H=$gl_cv_next_string_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'string.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_string_h + fi + NEXT_AS_FIRST_DIRECTIVE_STRING_H=$gl_next_as_first_directive + + + + + + + + + GNULIB_MKTIME=0; + GNULIB_NANOSLEEP=0; + GNULIB_STRPTIME=0; + GNULIB_TIMEGM=0; + GNULIB_TIME_R=0; + GNULIB_TIME_RZ=0; + HAVE_DECL_LOCALTIME_R=1; + HAVE_NANOSLEEP=1; + HAVE_STRPTIME=1; + HAVE_TIMEGM=1; + REPLACE_LOCALTIME_R=GNULIB_PORTCHECK; + REPLACE_MKTIME=GNULIB_PORTCHECK; + REPLACE_NANOSLEEP=GNULIB_PORTCHECK; + REPLACE_TIMEGM=GNULIB_PORTCHECK; + + : ${GNULIB_GETTIMEOFDAY=0}; + REPLACE_GMTIME=0; + REPLACE_LOCALTIME=0; + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timespec in " >&5 +printf %s "checking for struct timespec in ... " >&6; } +if test ${gl_cv_sys_struct_timespec_in_time_h+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +static struct timespec x; x.tv_sec = x.tv_nsec; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_sys_struct_timespec_in_time_h=yes +else + gl_cv_sys_struct_timespec_in_time_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_time_h" >&5 +printf "%s\n" "$gl_cv_sys_struct_timespec_in_time_h" >&6; } + + TIME_H_DEFINES_STRUCT_TIMESPEC=0 + SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=0 + PTHREAD_H_DEFINES_STRUCT_TIMESPEC=0 + UNISTD_H_DEFINES_STRUCT_TIMESPEC=0 + if test $gl_cv_sys_struct_timespec_in_time_h = yes; then + TIME_H_DEFINES_STRUCT_TIMESPEC=1 + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timespec in " >&5 +printf %s "checking for struct timespec in ... " >&6; } +if test ${gl_cv_sys_struct_timespec_in_sys_time_h+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +static struct timespec x; x.tv_sec = x.tv_nsec; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_sys_struct_timespec_in_sys_time_h=yes +else + gl_cv_sys_struct_timespec_in_sys_time_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_sys_time_h" >&5 +printf "%s\n" "$gl_cv_sys_struct_timespec_in_sys_time_h" >&6; } + if test $gl_cv_sys_struct_timespec_in_sys_time_h = yes; then + SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=1 + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timespec in " >&5 +printf %s "checking for struct timespec in ... " >&6; } +if test ${gl_cv_sys_struct_timespec_in_pthread_h+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +static struct timespec x; x.tv_sec = x.tv_nsec; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_sys_struct_timespec_in_pthread_h=yes +else + gl_cv_sys_struct_timespec_in_pthread_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_pthread_h" >&5 +printf "%s\n" "$gl_cv_sys_struct_timespec_in_pthread_h" >&6; } + if test $gl_cv_sys_struct_timespec_in_pthread_h = yes; then + PTHREAD_H_DEFINES_STRUCT_TIMESPEC=1 + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct timespec in " >&5 +printf %s "checking for struct timespec in ... " >&6; } +if test ${gl_cv_sys_struct_timespec_in_unistd_h+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +static struct timespec x; x.tv_sec = x.tv_nsec; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_sys_struct_timespec_in_unistd_h=yes +else + gl_cv_sys_struct_timespec_in_unistd_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_unistd_h" >&5 +printf "%s\n" "$gl_cv_sys_struct_timespec_in_unistd_h" >&6; } + if test $gl_cv_sys_struct_timespec_in_unistd_h = yes; then + UNISTD_H_DEFINES_STRUCT_TIMESPEC=1 + fi + fi + fi + fi + + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_time_h='<'time.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_time_h+y} +then : + printf %s "(cached) " >&6 +else + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'time.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_time_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_time_h + gl_cv_next_time_h='"'$gl_header'"' + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_time_h" >&5 +printf "%s\n" "$gl_cv_next_time_h" >&6; } + fi + NEXT_TIME_H=$gl_cv_next_time_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'time.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_time_h + fi + NEXT_AS_FIRST_DIRECTIVE_TIME_H=$gl_next_as_first_directive + + + + + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the utimes function works" >&5 +printf %s "checking whether the utimes function works... " >&6; } +if test ${gl_cv_func_working_utimes+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + gl_cv_func_working_utimes=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static int +inorder (time_t a, time_t b, time_t c) +{ + return a <= b && b <= c; +} + +int +main () +{ + int result = 0; + char const *file = "conftest.utimes"; + /* On OS/2, file timestamps must be on or after 1980 in local time, + with an even number of seconds. */ + static struct timeval timeval[2] = {{315620000 + 10, 10}, + {315620000 + 1000000, 999998}}; + + /* Test whether utimes() essentially works. */ + { + struct stat sbuf; + FILE *f = fopen (file, "w"); + if (f == NULL) + result |= 1; + else if (fclose (f) != 0) + result |= 1; + else if (utimes (file, timeval) != 0) + result |= 2; + else if (lstat (file, &sbuf) != 0) + result |= 1; + else if (!(sbuf.st_atime == timeval[0].tv_sec + && sbuf.st_mtime == timeval[1].tv_sec)) + result |= 4; + if (unlink (file) != 0) + result |= 1; + } + + /* Test whether utimes() with a NULL argument sets the file's timestamp + to the current time. Use 'fstat' as well as 'time' to + determine the "current" time, to accommodate NFS file systems + if there is a time skew between the host and the NFS server. */ + { + int fd = open (file, O_WRONLY|O_CREAT, 0644); + if (fd < 0) + result |= 1; + else + { + time_t t0, t2; + struct stat st0, st1, st2; + if (time (&t0) == (time_t) -1) + result |= 1; + else if (fstat (fd, &st0) != 0) + result |= 1; + else if (utimes (file, timeval) != 0 + && (errno != EACCES + /* OS/2 kLIBC utimes fails on opened files. */ + || close (fd) != 0 + || utimes (file, timeval) != 0 + || (fd = open (file, O_WRONLY)) < 0)) + result |= 2; + else if (utimes (file, NULL) != 0 + && (errno != EACCES + /* OS/2 kLIBC utimes fails on opened files. */ + || close (fd) != 0 + || utimes (file, NULL) != 0 + || (fd = open (file, O_WRONLY)) < 0)) + result |= 8; + else if (fstat (fd, &st1) != 0) + result |= 1; + else if (write (fd, "\n", 1) != 1) + result |= 1; + else if (fstat (fd, &st2) != 0) + result |= 1; + else if (time (&t2) == (time_t) -1) + result |= 1; + else + { + int m_ok_POSIX = inorder (t0, st1.st_mtime, t2); + int m_ok_NFS = inorder (st0.st_mtime, st1.st_mtime, st2.st_mtime); + if (! (st1.st_atime == st1.st_mtime)) + result |= 16; + if (! (m_ok_POSIX || m_ok_NFS)) + result |= 32; + } + if (close (fd) != 0) + result |= 1; + } + if (unlink (file) != 0) + result |= 1; + } + + /* Test whether utimes() with a NULL argument works on read-only files. */ + { + int fd = open (file, O_WRONLY|O_CREAT, 0444); + if (fd < 0) + result |= 1; + else if (close (fd) != 0) + result |= 1; + else if (utimes (file, NULL) != 0) + result |= 64; + if (unlink (file) != 0) + result |= 1; + } + + return result; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_working_utimes=yes +else + gl_cv_func_working_utimes=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_utimes" >&5 +printf "%s\n" "$gl_cv_func_working_utimes" >&6; } + + if test $gl_cv_func_working_utimes = yes; then + +printf "%s\n" "#define HAVE_WORKING_UTIMES 1" >>confdefs.h + + fi + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct utimbuf" >&5 +printf %s "checking for struct utimbuf... " >&6; } +if test ${gl_cv_sys_struct_utimbuf+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if HAVE_SYS_TIME_H + #include + #endif + #include + #ifdef HAVE_UTIME_H + #include + #endif + +int +main (void) +{ +static struct utimbuf x; x.actime = x.modtime; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_sys_struct_utimbuf=yes +else + gl_cv_sys_struct_utimbuf=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_utimbuf" >&5 +printf "%s\n" "$gl_cv_sys_struct_utimbuf" >&6; } + + if test $gl_cv_sys_struct_utimbuf = yes; then + +printf "%s\n" "#define HAVE_STRUCT_UTIMBUF 1" >>confdefs.h + + fi + + + + + + + + + + + + + GNULIB_BTOWC=0; + GNULIB_WCTOB=0; + GNULIB_MBSINIT=0; + GNULIB_MBRTOWC=0; + GNULIB_MBRLEN=0; + GNULIB_MBSRTOWCS=0; + GNULIB_MBSNRTOWCS=0; + GNULIB_WCRTOMB=0; + GNULIB_WCSRTOMBS=0; + GNULIB_WCSNRTOMBS=0; + GNULIB_WCWIDTH=0; + GNULIB_WMEMCHR=0; + GNULIB_WMEMCMP=0; + GNULIB_WMEMCPY=0; + GNULIB_WMEMMOVE=0; + GNULIB_WMEMSET=0; + GNULIB_WCSLEN=0; + GNULIB_WCSNLEN=0; + GNULIB_WCSCPY=0; + GNULIB_WCPCPY=0; + GNULIB_WCSNCPY=0; + GNULIB_WCPNCPY=0; + GNULIB_WCSCAT=0; + GNULIB_WCSNCAT=0; + GNULIB_WCSCMP=0; + GNULIB_WCSNCMP=0; + GNULIB_WCSCASECMP=0; + GNULIB_WCSNCASECMP=0; + GNULIB_WCSCOLL=0; + GNULIB_WCSXFRM=0; + GNULIB_WCSDUP=0; + GNULIB_WCSCHR=0; + GNULIB_WCSRCHR=0; + GNULIB_WCSCSPN=0; + GNULIB_WCSSPN=0; + GNULIB_WCSPBRK=0; + GNULIB_WCSSTR=0; + GNULIB_WCSTOK=0; + GNULIB_WCSWIDTH=0; + HAVE_BTOWC=1; + HAVE_MBSINIT=1; + HAVE_MBRTOWC=1; + HAVE_MBRLEN=1; + HAVE_MBSRTOWCS=1; + HAVE_MBSNRTOWCS=1; + HAVE_WCRTOMB=1; + HAVE_WCSRTOMBS=1; + HAVE_WCSNRTOMBS=1; + HAVE_WMEMCHR=1; + HAVE_WMEMCMP=1; + HAVE_WMEMCPY=1; + HAVE_WMEMMOVE=1; + HAVE_WMEMSET=1; + HAVE_WCSLEN=1; + HAVE_WCSNLEN=1; + HAVE_WCSCPY=1; + HAVE_WCPCPY=1; + HAVE_WCSNCPY=1; + HAVE_WCPNCPY=1; + HAVE_WCSCAT=1; + HAVE_WCSNCAT=1; + HAVE_WCSCMP=1; + HAVE_WCSNCMP=1; + HAVE_WCSCASECMP=1; + HAVE_WCSNCASECMP=1; + HAVE_WCSCOLL=1; + HAVE_WCSXFRM=1; + HAVE_WCSDUP=1; + HAVE_WCSCHR=1; + HAVE_WCSRCHR=1; + HAVE_WCSCSPN=1; + HAVE_WCSSPN=1; + HAVE_WCSPBRK=1; + HAVE_WCSSTR=1; + HAVE_WCSTOK=1; + HAVE_WCSWIDTH=1; + HAVE_DECL_WCTOB=1; + HAVE_DECL_WCWIDTH=1; + REPLACE_MBSTATE_T=0; + REPLACE_BTOWC=0; + REPLACE_WCTOB=0; + REPLACE_MBSINIT=0; + REPLACE_MBRTOWC=0; + REPLACE_MBRLEN=0; + REPLACE_MBSRTOWCS=0; + REPLACE_MBSNRTOWCS=0; + REPLACE_WCRTOMB=0; + REPLACE_WCSRTOMBS=0; + REPLACE_WCSNRTOMBS=0; + REPLACE_WCWIDTH=0; + REPLACE_WCSWIDTH=0; + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether uses 'inline' correctly" >&5 +printf %s "checking whether uses 'inline' correctly... " >&6; } +if test ${gl_cv_header_wchar_h_correct_inline+y} +then : + printf %s "(cached) " >&6 +else + gl_cv_header_wchar_h_correct_inline=yes + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #define wcstod renamed_wcstod +/* Tru64 with Desktop Toolkit C has a bug: must be included before + . + BSD/OS 4.0.1 has a bug: , and must be + included before . */ +#include +#include +#include +#include +extern int zero (void); +int main () { return zero(); } + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + mv conftest.$ac_objext conftest1.$ac_objext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #define wcstod renamed_wcstod +/* Tru64 with Desktop Toolkit C has a bug: must be included before + . + BSD/OS 4.0.1 has a bug: , and must be + included before . */ +#include +#include +#include +#include +int zero (void) { return 0; } + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + mv conftest.$ac_objext conftest2.$ac_objext + if $CC -o conftest$ac_exeext $CFLAGS $LDFLAGS conftest1.$ac_objext conftest2.$ac_objext $LIBS >&5 2>&1; then + : + else + gl_cv_header_wchar_h_correct_inline=no + fi + fi + fi + rm -f conftest1.$ac_objext conftest2.$ac_objext conftest$ac_exeext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_wchar_h_correct_inline" >&5 +printf "%s\n" "$gl_cv_header_wchar_h_correct_inline" >&6; } + if test $gl_cv_header_wchar_h_correct_inline = no; then + as_fn_error $? " cannot be used with this compiler ($CC $CFLAGS $CPPFLAGS). +This is a known interoperability problem of glibc <= 2.5 with gcc >= 4.3 in +C99 mode. You have four options: + - Add the flag -fgnu89-inline to CC and reconfigure, or + - Fix your include files, using parts of + , or + - Use a gcc version older than 4.3, or + - Don't use the flags -std=c99 or -std=gnu99. +Configuration aborted." "$LINENO" 5 + fi + + + if false; then + GL_COND_LIBTOOL_TRUE= + GL_COND_LIBTOOL_FALSE='#' +else + GL_COND_LIBTOOL_TRUE='#' + GL_COND_LIBTOOL_FALSE= +fi + + gl_cond_libtool=false + gl_libdeps= + gl_ltlibdeps= + gl_m4_base='m4' + + + + + + + + + + gl_source_base='lib' + + + if test $ac_cv_func_alloca_works = no; then + : + fi + + # Define an additional variable used in the Makefile substitution. + if test $ac_cv_working_alloca_h = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for alloca as a compiler built-in" >&5 +printf %s "checking for alloca as a compiler built-in... " >&6; } +if test ${gl_cv_rpl_alloca+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if defined __GNUC__ || defined _AIX || defined _MSC_VER + Need own alloca +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "Need own alloca" >/dev/null 2>&1 +then : + gl_cv_rpl_alloca=yes +else + gl_cv_rpl_alloca=no +fi +rm -rf conftest* + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_rpl_alloca" >&5 +printf "%s\n" "$gl_cv_rpl_alloca" >&6; } + if test $gl_cv_rpl_alloca = yes; then + +printf "%s\n" "#define HAVE_ALLOCA 1" >>confdefs.h + + ALLOCA_H=alloca.h + else + ALLOCA_H= + fi + else + ALLOCA_H=alloca.h + fi + + if test -n "$ALLOCA_H"; then + GL_GENERATE_ALLOCA_H_TRUE= + GL_GENERATE_ALLOCA_H_FALSE='#' +else + GL_GENERATE_ALLOCA_H_TRUE='#' + GL_GENERATE_ALLOCA_H_FALSE= +fi + + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS openat-proc.$ac_objext" + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible calloc" >&5 +printf %s "checking for GNU libc compatible calloc... " >&6; } +if test ${ac_cv_func_calloc_0_nonnull+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) ac_cv_func_calloc_0_nonnull="guessing yes" ;; + # If we don't know, assume the worst. + *) ac_cv_func_calloc_0_nonnull="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main (void) +{ +int result = 0; + char *p = calloc (0, 0); + if (!p) + result |= 1; + free (p); + p = calloc ((size_t) -1 / 8 + 1, 8); + if (p) + result |= 2; + free (p); + return result; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + ac_cv_func_calloc_0_nonnull=yes +else + ac_cv_func_calloc_0_nonnull=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_calloc_0_nonnull" >&5 +printf "%s\n" "$ac_cv_func_calloc_0_nonnull" >&6; } + case "$ac_cv_func_calloc_0_nonnull" in + *yes) + +printf "%s\n" "#define HAVE_CALLOC_GNU 1" >>confdefs.h + + ;; + *) + printf "%s\n" "#define HAVE_CALLOC_GNU 0" >>confdefs.h + + REPLACE_CALLOC=1 + + ;; + esac + + + if test $REPLACE_CALLOC = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS calloc.$ac_objext" + + fi + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_CALLOC_GNU 1 +_ACEOF + + + + + + if test $gl_cv_func_malloc_posix = yes; then + +printf "%s\n" "#define HAVE_CALLOC_POSIX 1" >>confdefs.h + + else + REPLACE_CALLOC=1 + fi + + if test $REPLACE_CALLOC = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS calloc.$ac_objext" + + fi + + + + + + GNULIB_CALLOC_POSIX=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_CALLOC_POSIX 1" >>confdefs.h + + + + + + + + + GNULIB_CHDIR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_CHDIR 1" >>confdefs.h + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether this system has an arbitrary file name length limit" >&5 +printf %s "checking whether this system has an arbitrary file name length limit... " >&6; } +if test ${gl_cv_have_arbitrary_file_name_length_limit+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Arrange to define PATH_MAX, like "pathmax.h" does. */ +#if HAVE_UNISTD_H +# include +#endif +#include +#if defined HAVE_SYS_PARAM_H && !defined PATH_MAX && !defined MAXPATHLEN +# include +#endif +#if !defined PATH_MAX && defined MAXPATHLEN +# define PATH_MAX MAXPATHLEN +#endif +#ifdef __hpux +# undef PATH_MAX +# define PATH_MAX 1024 +#endif +#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ +# undef PATH_MAX +# define PATH_MAX 260 +#endif + +#ifdef PATH_MAX +have_arbitrary_file_name_length_limit +#endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "have_arbitrary_file_name_length_limit" >/dev/null 2>&1 +then : + gl_cv_have_arbitrary_file_name_length_limit=yes +else + gl_cv_have_arbitrary_file_name_length_limit=no +fi +rm -rf conftest* + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_arbitrary_file_name_length_limit" >&5 +printf "%s\n" "$gl_cv_have_arbitrary_file_name_length_limit" >&6; } + + if test $gl_cv_have_arbitrary_file_name_length_limit = yes; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS chdir-long.$ac_objext" + + : + fi + + + + # Solaris 2.5.1 needs -lposix4 to get the clock_gettime function. + # Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4. + + # Save and restore LIBS so e.g., -lrt, isn't added to it. Otherwise, *all* + # programs in the package would end up linked with that potentially-shared + # library, inducing unnecessary run-time overhead. + LIB_CLOCK_GETTIME= + + gl_saved_libs=$LIBS + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing clock_gettime" >&5 +printf %s "checking for library containing clock_gettime... " >&6; } +if test ${ac_cv_search_clock_gettime+y} +then : + printf %s "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char clock_gettime (); +int +main (void) +{ +return clock_gettime (); + ; + return 0; +} +_ACEOF +for ac_lib in '' rt posix4 +do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO" +then : + ac_cv_search_clock_gettime=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if test ${ac_cv_search_clock_gettime+y} +then : + break +fi +done +if test ${ac_cv_search_clock_gettime+y} +then : + +else + ac_cv_search_clock_gettime=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_clock_gettime" >&5 +printf "%s\n" "$ac_cv_search_clock_gettime" >&6; } +ac_res=$ac_cv_search_clock_gettime +if test "$ac_res" != no +then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + test "$ac_cv_search_clock_gettime" = "none required" || + LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime +fi + + for ac_func in clock_gettime clock_settime +do : + as_ac_var=`printf "%s\n" "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +if eval test \"x\$"$as_ac_var"\" = x"yes" +then : + cat >>confdefs.h <<_ACEOF +#define `printf "%s\n" "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + LIBS=$gl_saved_libs + + + +printf "%s\n" "#define GNULIB_TEST_CLOEXEC 1" >>confdefs.h + + + + + + if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then + REPLACE_CLOSE=1 + fi + + + + + + if test $ac_cv_header_sys_socket_h != yes; then + for ac_header in winsock2.h +do : + ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default" +if test "x$ac_cv_header_winsock2_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_WINSOCK2_H 1 +_ACEOF + +fi +done + + fi + if test "$ac_cv_header_winsock2_h" = yes; then + HAVE_WINSOCK2_H=1 + UNISTD_H_HAVE_WINSOCK2_H=1 + SYS_IOCTL_H_HAVE_WINSOCK2_H=1 + else + HAVE_WINSOCK2_H=0 + fi + + + if test $UNISTD_H_HAVE_WINSOCK2_H = 1; then + REPLACE_CLOSE=1 + fi + + + if test $REPLACE_CLOSE = 0; then + + + + if test $ac_cv_func_fchdir = no; then + HAVE_FCHDIR=0 + fi + + if test $HAVE_FCHDIR = 0; then + REPLACE_CLOSE=1 + fi + fi + + + if test $REPLACE_CLOSE = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS close.$ac_objext" + + fi + + + + + + GNULIB_CLOSE=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_CLOSE 1" >>confdefs.h + + + + + + + for ac_func in closedir +do : + ac_fn_c_check_func "$LINENO" "closedir" "ac_cv_func_closedir" +if test "x$ac_cv_func_closedir" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_CLOSEDIR 1 +_ACEOF + +fi +done + + if test $ac_cv_func_closedir = no; then + HAVE_CLOSEDIR=0 + fi + + + + + if test $ac_cv_func_fchdir = no; then + HAVE_FCHDIR=0 + fi + + if test $HAVE_FCHDIR = 0; then + if test $HAVE_CLOSEDIR = 1; then + REPLACE_CLOSEDIR=1 + fi + fi + + case $host_os,$HAVE_CLOSEDIR in + os2*,1) + REPLACE_CLOSEDIR=1;; + esac + + if test $HAVE_CLOSEDIR = 0 || test $REPLACE_CLOSEDIR = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS closedir.$ac_objext" + + fi + + + + + + GNULIB_CLOSEDIR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_CLOSEDIR 1" >>confdefs.h + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_dirent_h='<'dirent.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_dirent_h+y} +then : + printf %s "(cached) " >&6 +else + + if test $ac_cv_header_dirent_h = yes; then + + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'dirent.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_dirent_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_dirent_h + gl_cv_next_dirent_h='"'$gl_header'"' + else + gl_cv_next_dirent_h='<'dirent.h'>' + fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_dirent_h" >&5 +printf "%s\n" "$gl_cv_next_dirent_h" >&6; } + fi + NEXT_DIRENT_H=$gl_cv_next_dirent_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'dirent.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_dirent_h + fi + NEXT_AS_FIRST_DIRECTIVE_DIRENT_H=$gl_next_as_first_directive + + + + + if test $ac_cv_header_dirent_h = yes; then + HAVE_DIRENT_H=1 + else + HAVE_DIRENT_H=0 + fi + + + + + + + + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_DIRENT_SAFER 1 +_ACEOF + + + + + + + + for ac_func in dirfd +do : + ac_fn_c_check_func "$LINENO" "dirfd" "ac_cv_func_dirfd" +if test "x$ac_cv_func_dirfd" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_DIRFD 1 +_ACEOF + +fi +done + + ac_fn_c_check_decl "$LINENO" "dirfd" "ac_cv_have_decl_dirfd" "#include + #include +" +if test "x$ac_cv_have_decl_dirfd" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_DIRFD $ac_have_decl +_ACEOF + + if test $ac_cv_have_decl_dirfd = no; then + HAVE_DECL_DIRFD=0 + fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether dirfd is a macro" >&5 +printf %s "checking whether dirfd is a macro... " >&6; } +if test ${gl_cv_func_dirfd_macro+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#ifdef dirfd + dirent_header_defines_dirfd +#endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "dirent_header_defines_dirfd" >/dev/null 2>&1 +then : + gl_cv_func_dirfd_macro=yes +else + gl_cv_func_dirfd_macro=no +fi +rm -rf conftest* + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dirfd_macro" >&5 +printf "%s\n" "$gl_cv_func_dirfd_macro" >&6; } + + # Use the replacement if we have no function or macro with that name, + # or if OS/2 kLIBC whose dirfd() does not work. + # Replace only if the system declares dirfd already. + case $ac_cv_func_dirfd,$gl_cv_func_dirfd_macro,$host_os,$ac_cv_have_decl_dirfd in + no,no,*,yes | *,*,os2*,yes) + REPLACE_DIRFD=1 + +printf "%s\n" "#define REPLACE_DIRFD 1" >>confdefs.h +;; + esac + + if test $ac_cv_func_dirfd = no && test $gl_cv_func_dirfd_macro = no \ + || test $REPLACE_DIRFD = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS dirfd.$ac_objext" + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to get the file descriptor associated with an open DIR*" >&5 +printf %s "checking how to get the file descriptor associated with an open DIR*... " >&6; } +if test ${gl_cv_sys_dir_fd_member_name+y} +then : + printf %s "(cached) " >&6 +else + + dirfd_save_CFLAGS=$CFLAGS + for ac_expr in d_fd dd_fd; do + + CFLAGS="$CFLAGS -DDIR_FD_MEMBER_NAME=$ac_expr" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include + #include +int +main (void) +{ +DIR *dir_p = opendir("."); (void) dir_p->DIR_FD_MEMBER_NAME; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + dir_fd_found=yes + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + CFLAGS=$dirfd_save_CFLAGS + test "$dir_fd_found" = yes && break + done + test "$dir_fd_found" = yes || ac_expr=no_such_member + + gl_cv_sys_dir_fd_member_name=$ac_expr + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_dir_fd_member_name" >&5 +printf "%s\n" "$gl_cv_sys_dir_fd_member_name" >&6; } + if test $gl_cv_sys_dir_fd_member_name != no_such_member; then + +cat >>confdefs.h <<_ACEOF +#define DIR_FD_MEMBER_NAME $gl_cv_sys_dir_fd_member_name +_ACEOF + + fi + + + fi + + + + + + GNULIB_DIRFD=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_DIRFD 1" >>confdefs.h + + + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether // is distinct from /" >&5 +printf %s "checking whether // is distinct from /... " >&6; } +if test ${gl_cv_double_slash_root+y} +then : + printf %s "(cached) " >&6 +else + if test x"$cross_compiling" = xyes ; then + # When cross-compiling, there is no way to tell whether // is special + # short of a list of hosts. However, the only known hosts to date + # that have a distinct // are Apollo DomainOS (too old to port to), + # Cygwin, and z/OS. If anyone knows of another system for which // has + # special semantics and is distinct from /, please report it to + # . + case $host in + *-cygwin | i370-ibm-openedition) + gl_cv_double_slash_root=yes ;; + *) + # Be optimistic and assume that / and // are the same when we + # don't know. + gl_cv_double_slash_root='unknown, assuming no' ;; + esac + else + set x `ls -di / // 2>/dev/null` + if test "$2" = "$4" && wc //dev/null >/dev/null 2>&1; then + gl_cv_double_slash_root=no + else + gl_cv_double_slash_root=yes + fi + fi +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_double_slash_root" >&5 +printf "%s\n" "$gl_cv_double_slash_root" >&6; } + if test "$gl_cv_double_slash_root" = yes; then + +printf "%s\n" "#define DOUBLE_SLASH_IS_DISTINCT_ROOT 1" >>confdefs.h + + fi + + + + + if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then + REPLACE_DUP=1 + fi + + + + + if test $ac_cv_func_fchdir = no; then + HAVE_FCHDIR=0 + fi + + if test $HAVE_FCHDIR = 0; then + REPLACE_DUP=1 + fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether dup works" >&5 +printf %s "checking whether dup works... " >&6; } +if test ${gl_cv_func_dup_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + gl_cv_func_dup_works='guessing yes' +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + #include +int +main (void) +{ +/* On OS/2 kLIBC, dup does not work on a directory fd. */ + int fd = open (".", O_RDONLY); + return fd < 0 ? 1 : dup (fd) < 0 ? 2 : 0; + + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_dup_works=yes +else + gl_cv_func_dup_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dup_works" >&5 +printf "%s\n" "$gl_cv_func_dup_works" >&6; } + case "$gl_cv_func_dup_works" in + *yes) ;; + *) + REPLACE_DUP=1 + ;; + esac + + if test $REPLACE_DUP = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS dup.$ac_objext" + + : + fi + + + + + + GNULIB_DUP=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_DUP 1" >>confdefs.h + + + + + + + + +printf "%s\n" "#define HAVE_DUP2 1" >>confdefs.h + + + if test $HAVE_DUP2 = 1; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether dup2 works" >&5 +printf %s "checking whether dup2 works... " >&6; } +if test ${gl_cv_func_dup2_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + mingw*) # on this platform, dup2 always returns 0 for success + gl_cv_func_dup2_works="guessing no" ;; + cygwin*) # on cygwin 1.5.x, dup2(1,1) returns 0 + gl_cv_func_dup2_works="guessing no" ;; + aix* | freebsd*) + # on AIX 7.1 and FreeBSD 6.1, dup2 (1,toobig) gives EMFILE, + # not EBADF. + gl_cv_func_dup2_works="guessing no" ;; + haiku*) # on Haiku alpha 2, dup2(1, 1) resets FD_CLOEXEC. + gl_cv_func_dup2_works="guessing no" ;; + *-android*) # implemented using dup3(), which fails if oldfd == newfd + gl_cv_func_dup2_works="guessing no" ;; + os2*) # on OS/2 kLIBC, dup2() does not work on a directory fd. + gl_cv_func_dup2_works="guessing no" ;; + *) gl_cv_func_dup2_works="guessing yes" ;; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include + #include + #include + #include + #include + #ifndef RLIM_SAVED_CUR + # define RLIM_SAVED_CUR RLIM_INFINITY + #endif + #ifndef RLIM_SAVED_MAX + # define RLIM_SAVED_MAX RLIM_INFINITY + #endif + +int +main (void) +{ +int result = 0; + int bad_fd = INT_MAX; + struct rlimit rlim; + if (getrlimit (RLIMIT_NOFILE, &rlim) == 0 + && 0 <= rlim.rlim_cur && rlim.rlim_cur <= INT_MAX + && rlim.rlim_cur != RLIM_INFINITY + && rlim.rlim_cur != RLIM_SAVED_MAX + && rlim.rlim_cur != RLIM_SAVED_CUR) + bad_fd = rlim.rlim_cur; + #ifdef FD_CLOEXEC + if (fcntl (1, F_SETFD, FD_CLOEXEC) == -1) + result |= 1; + #endif + if (dup2 (1, 1) != 1) + result |= 2; + #ifdef FD_CLOEXEC + if (fcntl (1, F_GETFD) != FD_CLOEXEC) + result |= 4; + #endif + close (0); + if (dup2 (0, 0) != -1) + result |= 8; + /* Many gnulib modules require POSIX conformance of EBADF. */ + if (dup2 (2, bad_fd) == -1 && errno != EBADF) + result |= 16; + /* Flush out some cygwin core dumps. */ + if (dup2 (2, -1) != -1 || errno != EBADF) + result |= 32; + dup2 (2, 255); + dup2 (2, 256); + /* On OS/2 kLIBC, dup2() does not work on a directory fd. */ + { + int fd = open (".", O_RDONLY); + if (fd == -1) + result |= 64; + else if (dup2 (fd, fd + 1) == -1) + result |= 128; + + close (fd); + } + return result; + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_dup2_works=yes +else + gl_cv_func_dup2_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dup2_works" >&5 +printf "%s\n" "$gl_cv_func_dup2_works" >&6; } + case "$gl_cv_func_dup2_works" in + *yes) ;; + *) + REPLACE_DUP2=1 + for ac_func in setdtablesize +do : + ac_fn_c_check_func "$LINENO" "setdtablesize" "ac_cv_func_setdtablesize" +if test "x$ac_cv_func_setdtablesize" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SETDTABLESIZE 1 +_ACEOF + +fi +done + + ;; + esac + fi + + + + + if test $ac_cv_func_fchdir = no; then + HAVE_FCHDIR=0 + fi + + if test $HAVE_FCHDIR = 0; then + if test $HAVE_DUP2 = 1; then + REPLACE_DUP2=1 + fi + fi + + + if test $HAVE_DUP2 = 0 || test $REPLACE_DUP2 = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS dup2.$ac_objext" + + + fi + + + + + + GNULIB_DUP2=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_DUP2 1" >>confdefs.h + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for error_at_line" >&5 +printf %s "checking for error_at_line... " >&6; } +if test ${ac_cv_lib_error_at_line+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +error_at_line (0, 0, "", 0, "an error occurred"); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + ac_cv_lib_error_at_line=yes +else + ac_cv_lib_error_at_line=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_error_at_line" >&5 +printf "%s\n" "$ac_cv_lib_error_at_line" >&6; } + + if test $ac_cv_lib_error_at_line = no; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS error.$ac_objext" + + + + : + + fi + + + + + + + + if test $ac_cv_have_decl_fchdir = no; then + HAVE_DECL_FCHDIR=0 + fi + + + if test $HAVE_FCHDIR = 0; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fchdir.$ac_objext" + + : + +printf "%s\n" "#define REPLACE_FCHDIR 1" >>confdefs.h + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether open can visit directories" >&5 +printf %s "checking whether open can visit directories... " >&6; } +if test ${gl_cv_func_open_directory_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_open_directory_works="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_open_directory_works="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +return open(".", O_RDONLY) < 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_open_directory_works=yes +else + gl_cv_func_open_directory_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_open_directory_works" >&5 +printf "%s\n" "$gl_cv_func_open_directory_works" >&6; } + case "$gl_cv_func_open_directory_works" in + *yes) ;; + *) + +printf "%s\n" "#define REPLACE_OPEN_DIRECTORY 1" >>confdefs.h + + ;; + esac + fi + + + + + + + GNULIB_FCHDIR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FCHDIR 1" >>confdefs.h + + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5 +printf %s "checking whether fflush works on input streams... " >&6; } +if test ${gl_cv_func_fflush_stdin+y} +then : + printf %s "(cached) " >&6 +else + echo hello world > conftest.txt + if test "$cross_compiling" = yes +then : + gl_cv_func_fflush_stdin=cross +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#if HAVE_UNISTD_H +# include +#else /* on Windows with MSVC */ +# include +#endif + +int +main (void) +{ +FILE *f = fopen ("conftest.txt", "r"); + char buffer[10]; + int fd; + int c; + if (f == NULL) + return 1; + fd = fileno (f); + if (fd < 0 || fread (buffer, 1, 5, f) != 5) + return 2; + /* For deterministic results, ensure f read a bigger buffer. */ + if (lseek (fd, 0, SEEK_CUR) == 5) + return 3; + /* POSIX requires fflush-fseek to set file offset of fd. This fails + on BSD systems and on mingw. */ + if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0) + return 4; + if (lseek (fd, 0, SEEK_CUR) != 5) + return 5; + /* Verify behaviour of fflush after ungetc. See + */ + /* Verify behaviour of fflush after a backup ungetc. This fails on + mingw. */ + c = fgetc (f); + ungetc (c, f); + fflush (f); + if (fgetc (f) != c) + return 6; + /* Verify behaviour of fflush after a non-backup ungetc. This fails + on glibc 2.8 and on BSD systems. */ + c = fgetc (f); + ungetc ('@', f); + fflush (f); + if (fgetc (f) != c) + return 7; + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_fflush_stdin=yes +else + gl_cv_func_fflush_stdin=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm conftest.txt + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5 +printf "%s\n" "$gl_cv_func_fflush_stdin" >&6; } + case $gl_cv_func_fflush_stdin in + yes) gl_func_fflush_stdin=1 ;; + no) gl_func_fflush_stdin=0 ;; + *) gl_func_fflush_stdin='(-1)' ;; + esac + +cat >>confdefs.h <<_ACEOF +#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin +_ACEOF + + + if test $gl_cv_func_fflush_stdin != yes; then + REPLACE_FCLOSE=1 + fi + + + if test $REPLACE_CLOSE = 1; then + REPLACE_FCLOSE=1 + fi + + if test $REPLACE_FCLOSE = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fclose.$ac_objext" + + fi + + + + + + GNULIB_FCLOSE=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FCLOSE 1" >>confdefs.h + + + + + + + + + if test $ac_cv_func_fcntl = no; then + + + + if test $ac_cv_func_fcntl = no; then + HAVE_FCNTL=0 + else + REPLACE_FCNTL=1 + fi + + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fcntl handles F_DUPFD correctly" >&5 +printf %s "checking whether fcntl handles F_DUPFD correctly... " >&6; } +if test ${gl_cv_func_fcntl_f_dupfd_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case $host_os in + aix* | cygwin* | haiku*) + gl_cv_func_fcntl_f_dupfd_works="guessing no" ;; + *) gl_cv_func_fcntl_f_dupfd_works="guessing yes" ;; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + #include + #include + #include + #ifndef RLIM_SAVED_CUR + # define RLIM_SAVED_CUR RLIM_INFINITY + #endif + #ifndef RLIM_SAVED_MAX + # define RLIM_SAVED_MAX RLIM_INFINITY + #endif + +int +main (void) +{ +int result = 0; + int bad_fd = INT_MAX; + struct rlimit rlim; + if (getrlimit (RLIMIT_NOFILE, &rlim) == 0 + && 0 <= rlim.rlim_cur && rlim.rlim_cur <= INT_MAX + && rlim.rlim_cur != RLIM_INFINITY + && rlim.rlim_cur != RLIM_SAVED_MAX + && rlim.rlim_cur != RLIM_SAVED_CUR) + bad_fd = rlim.rlim_cur; + if (fcntl (0, F_DUPFD, -1) != -1) result |= 1; + if (errno != EINVAL) result |= 2; + if (fcntl (0, F_DUPFD, bad_fd) != -1) result |= 4; + if (errno != EINVAL) result |= 8; + /* On OS/2 kLIBC, F_DUPFD does not work on a directory fd */ + { + int fd; + fd = open (".", O_RDONLY); + if (fd == -1) + result |= 16; + else if (fcntl (fd, F_DUPFD, STDERR_FILENO + 1) == -1) + result |= 32; + + close (fd); + } + return result; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_fcntl_f_dupfd_works=yes +else + gl_cv_func_fcntl_f_dupfd_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_works" >&5 +printf "%s\n" "$gl_cv_func_fcntl_f_dupfd_works" >&6; } + case $gl_cv_func_fcntl_f_dupfd_works in + *yes) ;; + *) + + + if test $ac_cv_func_fcntl = no; then + HAVE_FCNTL=0 + else + REPLACE_FCNTL=1 + fi + + +printf "%s\n" "#define FCNTL_DUPFD_BUGGY 1" >>confdefs.h + ;; + esac + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fcntl understands F_DUPFD_CLOEXEC" >&5 +printf %s "checking whether fcntl understands F_DUPFD_CLOEXEC... " >&6; } +if test ${gl_cv_func_fcntl_f_dupfd_cloexec+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#ifndef F_DUPFD_CLOEXEC +choke me +#endif + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#ifdef __linux__ +/* The Linux kernel only added F_DUPFD_CLOEXEC in 2.6.24, so we always replace + it to support the semantics on older kernels that failed with EINVAL. */ +choke me +#endif + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_func_fcntl_f_dupfd_cloexec=yes +else + gl_cv_func_fcntl_f_dupfd_cloexec="needs runtime check" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +else + gl_cv_func_fcntl_f_dupfd_cloexec=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_cloexec" >&5 +printf "%s\n" "$gl_cv_func_fcntl_f_dupfd_cloexec" >&6; } + if test "$gl_cv_func_fcntl_f_dupfd_cloexec" != yes; then + + + + if test $ac_cv_func_fcntl = no; then + HAVE_FCNTL=0 + else + REPLACE_FCNTL=1 + fi + + fi + fi + + + + + if test $ac_cv_func_fchdir = no; then + HAVE_FCHDIR=0 + fi + + if test $HAVE_FCHDIR = 0; then + + + + if test $ac_cv_func_fcntl = no; then + HAVE_FCNTL=0 + else + REPLACE_FCNTL=1 + fi + + fi + + + if test $HAVE_FCNTL = 0 || test $REPLACE_FCNTL = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fcntl.$ac_objext" + + fi + + + + + + GNULIB_FCNTL=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FCNTL 1" >>confdefs.h + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_fcntl_h='<'fcntl.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_fcntl_h+y} +then : + printf %s "(cached) " >&6 +else + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'fcntl.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_fcntl_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_fcntl_h + gl_cv_next_fcntl_h='"'$gl_header'"' + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_fcntl_h" >&5 +printf "%s\n" "$gl_cv_next_fcntl_h" >&6; } + fi + NEXT_FCNTL_H=$gl_cv_next_fcntl_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'fcntl.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_fcntl_h + fi + NEXT_AS_FIRST_DIRECTIVE_FCNTL_H=$gl_next_as_first_directive + + + + + + + + + + + + + + + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_FCNTL_SAFER 1 +_ACEOF + + + + + + + LIB_FDATASYNC= + + + if test $ac_cv_have_decl_fdatasync = no; then + HAVE_DECL_FDATASYNC=0 + for ac_func in fdatasync +do : + ac_fn_c_check_func "$LINENO" "fdatasync" "ac_cv_func_fdatasync" +if test "x$ac_cv_func_fdatasync" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_FDATASYNC 1 +_ACEOF + +fi +done + + if test $ac_cv_func_fdatasync = no; then + HAVE_FDATASYNC=0 + fi + else + gl_saved_libs=$LIBS + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing fdatasync" >&5 +printf %s "checking for library containing fdatasync... " >&6; } +if test ${ac_cv_search_fdatasync+y} +then : + printf %s "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char fdatasync (); +int +main (void) +{ +return fdatasync (); + ; + return 0; +} +_ACEOF +for ac_lib in '' rt posix4 +do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO" +then : + ac_cv_search_fdatasync=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if test ${ac_cv_search_fdatasync+y} +then : + break +fi +done +if test ${ac_cv_search_fdatasync+y} +then : + +else + ac_cv_search_fdatasync=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_fdatasync" >&5 +printf "%s\n" "$ac_cv_search_fdatasync" >&6; } +ac_res=$ac_cv_search_fdatasync +if test "$ac_res" != no +then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + test "$ac_cv_search_fdatasync" = "none required" || + LIB_FDATASYNC=$ac_cv_search_fdatasync +fi + + LIBS=$gl_saved_libs + fi + + if test $HAVE_FDATASYNC = 0; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fdatasync.$ac_objext" + + fi + + + + + + GNULIB_FDATASYNC=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FDATASYNC 1" >>confdefs.h + + + + + + + + + ac_fn_c_check_decl "$LINENO" "fdopendir" "ac_cv_have_decl_fdopendir" " +#include + +" +if test "x$ac_cv_have_decl_fdopendir" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FDOPENDIR $ac_have_decl +_ACEOF +if test $ac_have_decl = 1 +then : + +else + HAVE_DECL_FDOPENDIR=0 +fi + + + if test $ac_cv_func_fdopendir = no; then + HAVE_FDOPENDIR=0 + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fdopendir works" >&5 +printf %s "checking whether fdopendir works... " >&6; } +if test ${gl_cv_func_fdopendir_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_fdopendir_works="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_fdopendir_works="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#if !HAVE_DECL_FDOPENDIR +extern +# ifdef __cplusplus +"C" +# endif +DIR *fdopendir (int); +#endif + +int +main (void) +{ +int result = 0; + int fd = open ("conftest.c", O_RDONLY); + if (fd < 0) result |= 1; + if (fdopendir (fd)) result |= 2; + if (close (fd)) result |= 4; + return result; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_fdopendir_works=yes +else + gl_cv_func_fdopendir_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fdopendir_works" >&5 +printf "%s\n" "$gl_cv_func_fdopendir_works" >&6; } + case "$gl_cv_func_fdopendir_works" in + *yes) ;; + *) + REPLACE_FDOPENDIR=1 + ;; + esac + fi + + if test $HAVE_FDOPENDIR = 0 || test $REPLACE_FDOPENDIR = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fdopendir.$ac_objext" + + fi + + + + + + GNULIB_FDOPENDIR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FDOPENDIR 1" >>confdefs.h + + + + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_FDOPENDIR 1 +_ACEOF + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5 +printf %s "checking whether fflush works on input streams... " >&6; } +if test ${gl_cv_func_fflush_stdin+y} +then : + printf %s "(cached) " >&6 +else + echo hello world > conftest.txt + if test "$cross_compiling" = yes +then : + gl_cv_func_fflush_stdin=cross +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#if HAVE_UNISTD_H +# include +#else /* on Windows with MSVC */ +# include +#endif + +int +main (void) +{ +FILE *f = fopen ("conftest.txt", "r"); + char buffer[10]; + int fd; + int c; + if (f == NULL) + return 1; + fd = fileno (f); + if (fd < 0 || fread (buffer, 1, 5, f) != 5) + return 2; + /* For deterministic results, ensure f read a bigger buffer. */ + if (lseek (fd, 0, SEEK_CUR) == 5) + return 3; + /* POSIX requires fflush-fseek to set file offset of fd. This fails + on BSD systems and on mingw. */ + if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0) + return 4; + if (lseek (fd, 0, SEEK_CUR) != 5) + return 5; + /* Verify behaviour of fflush after ungetc. See + */ + /* Verify behaviour of fflush after a backup ungetc. This fails on + mingw. */ + c = fgetc (f); + ungetc (c, f); + fflush (f); + if (fgetc (f) != c) + return 6; + /* Verify behaviour of fflush after a non-backup ungetc. This fails + on glibc 2.8 and on BSD systems. */ + c = fgetc (f); + ungetc ('@', f); + fflush (f); + if (fgetc (f) != c) + return 7; + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_fflush_stdin=yes +else + gl_cv_func_fflush_stdin=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm conftest.txt + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5 +printf "%s\n" "$gl_cv_func_fflush_stdin" >&6; } + case $gl_cv_func_fflush_stdin in + yes) gl_func_fflush_stdin=1 ;; + no) gl_func_fflush_stdin=0 ;; + *) gl_func_fflush_stdin='(-1)' ;; + esac + +cat >>confdefs.h <<_ACEOF +#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin +_ACEOF + + + if test $gl_cv_func_fflush_stdin != yes; then + REPLACE_FFLUSH=1 + fi + + if test $REPLACE_FFLUSH = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fflush.$ac_objext" + + : + fi + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_FFLUSH 1 +_ACEOF + + + + + + + + GNULIB_FFLUSH=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FFLUSH 1" >>confdefs.h + + + + + + + + + + FLOAT_H= + REPLACE_FLOAT_LDBL=0 + case "$host_os" in + aix* | beos* | openbsd* | mirbsd* | irix*) + FLOAT_H=float.h + ;; + freebsd*) + case "$host_cpu" in + i[34567]86 ) + FLOAT_H=float.h + ;; + x86_64 ) + # On x86_64 systems, the C compiler may still be generating + # 32-bit code. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if defined __LP64__ || defined __x86_64__ || defined __amd64__ + yes + #endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1 +then : + +else + FLOAT_H=float.h +fi +rm -rf conftest* + + ;; + esac + ;; + linux*) + case "$host_cpu" in + powerpc*) + FLOAT_H=float.h + ;; + esac + ;; + esac + case "$host_os" in + aix* | freebsd* | linux*) + if test -n "$FLOAT_H"; then + REPLACE_FLOAT_LDBL=1 + fi + ;; + esac + + REPLACE_ITOLD=0 + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether conversion from 'int' to 'long double' works" >&5 +printf %s "checking whether conversion from 'int' to 'long double' works... " >&6; } +if test ${gl_cv_func_itold_works+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + case "$host" in + sparc*-*-linux*) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if defined __LP64__ || defined __arch64__ + yes + #endif +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1 +then : + gl_cv_func_itold_works="guessing no" +else + gl_cv_func_itold_works="guessing yes" +fi +rm -rf conftest* + + ;; + *) gl_cv_func_itold_works="guessing yes" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int i = -1; +volatile long double ld; +int main () +{ + ld += i * 1.0L; + if (ld > 0) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_itold_works=yes +else + gl_cv_func_itold_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_itold_works" >&5 +printf "%s\n" "$gl_cv_func_itold_works" >&6; } + case "$gl_cv_func_itold_works" in + *no) + REPLACE_ITOLD=1 + FLOAT_H=float.h + ;; + esac + + if test -n "$FLOAT_H"; then + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_float_h='<'float.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_float_h+y} +then : + printf %s "(cached) " >&6 +else + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'float.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_float_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_float_h + gl_cv_next_float_h='"'$gl_header'"' + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_float_h" >&5 +printf "%s\n" "$gl_cv_next_float_h" >&6; } + fi + NEXT_FLOAT_H=$gl_cv_next_float_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'float.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_float_h + fi + NEXT_AS_FIRST_DIRECTIVE_FLOAT_H=$gl_next_as_first_directive + + + + + fi + + if test -n "$FLOAT_H"; then + GL_GENERATE_FLOAT_H_TRUE= + GL_GENERATE_FLOAT_H_FALSE='#' +else + GL_GENERATE_FLOAT_H_TRUE='#' + GL_GENERATE_FLOAT_H_FALSE= +fi + + + + if test $REPLACE_FLOAT_LDBL = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS float.$ac_objext" + + fi + if test $REPLACE_ITOLD = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS itold.$ac_objext" + + fi + + + + + + + + + + + + + + + + gl_cv_func_fprintf_posix=no + case "$gl_cv_func_printf_sizes_c99" in + *yes) + case "$gl_cv_func_printf_long_double" in + *yes) + case "$gl_cv_func_printf_infinite" in + *yes) + case "$gl_cv_func_printf_infinite_long_double" in + *yes) + case "$gl_cv_func_printf_directive_a" in + *yes) + case "$gl_cv_func_printf_directive_f" in + *yes) + case "$gl_cv_func_printf_directive_n" in + *yes) + case "$gl_cv_func_printf_directive_ls" in + *yes) + case "$gl_cv_func_printf_positions" in + *yes) + case "$gl_cv_func_printf_flag_grouping" in + *yes) + case "$gl_cv_func_printf_flag_leftadjust" in + *yes) + case "$gl_cv_func_printf_flag_zero" in + *yes) + case "$gl_cv_func_printf_precision" in + *yes) + case "$gl_cv_func_printf_enomem" in + *yes) + # fprintf exists and is + # already POSIX compliant. + gl_cv_func_fprintf_posix=yes + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + if test $gl_cv_func_fprintf_posix = no; then + + + + case "$gl_cv_func_printf_infinite" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_INFINITE_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + case "$gl_cv_func_printf_long_double" in + *yes) + case "$gl_cv_func_printf_infinite_long_double" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + ;; + esac + + + + case "$gl_cv_func_printf_directive_a" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h + + for ac_func in nl_langinfo +do : + ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo" +if test "x$ac_cv_func_nl_langinfo" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_NL_LANGINFO 1 +_ACEOF + +fi +done + + ;; + esac + + + + case "$gl_cv_func_printf_directive_f" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_F 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_directive_ls" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_grouping" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_FLAG_GROUPING 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_leftadjust" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_FLAG_LEFTADJUST 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_zero" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_precision" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_UNBOUNDED_PRECISION 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_enomem" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_ENOMEM 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext" + + if test $ac_cv_func_vasnprintf = yes; then + +printf "%s\n" "#define REPLACE_VASNPRINTF 1" >>confdefs.h + + fi + + + + + + + + + + + + ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" +if test "x$ac_cv_type_ptrdiff_t" = xyes +then : + +else + +printf "%s\n" "#define ptrdiff_t long" >>confdefs.h + + +fi + + + + + + + + + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fprintf.$ac_objext" + + REPLACE_FPRINTF=1 + +printf "%s\n" "#define REPLACE_FPRINTF_POSIX 1" >>confdefs.h + + : + + fi + + + + + + + GNULIB_FPRINTF_POSIX=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FPRINTF_POSIX 1" >>confdefs.h + + + + + + + + ac_fn_c_check_decl "$LINENO" "fpurge" "ac_cv_have_decl_fpurge" "#include +" +if test "x$ac_cv_have_decl_fpurge" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FPURGE $ac_have_decl +_ACEOF + + if test "x$ac_cv_func_fpurge" = xyes; then + HAVE_FPURGE=1 + # Detect BSD bug. Only cygwin 1.7 is known to be immune. + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fpurge works" >&5 +printf %s "checking whether fpurge works... " >&6; } +if test ${gl_cv_func_fpurge_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + gl_cv_func_fpurge_works='guessing no' +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +FILE *f = fopen ("conftest.txt", "w+"); + if (!f) return 1; + if (fputc ('a', f) != 'a') return 2; + rewind (f); + if (fgetc (f) != 'a') return 3; + if (fgetc (f) != EOF) return 4; + if (fpurge (f) != 0) return 5; + if (putc ('b', f) != 'b') return 6; + if (fclose (f) != 0) return 7; + if ((f = fopen ("conftest.txt", "r")) == NULL) return 8; + if (fgetc (f) != 'a') return 9; + if (fgetc (f) != 'b') return 10; + if (fgetc (f) != EOF) return 11; + if (fclose (f) != 0) return 12; + if (remove ("conftest.txt") != 0) return 13; + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_fpurge_works=yes +else + gl_cv_func_fpurge_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fpurge_works" >&5 +printf "%s\n" "$gl_cv_func_fpurge_works" >&6; } + if test "x$gl_cv_func_fpurge_works" != xyes; then + REPLACE_FPURGE=1 + fi + else + HAVE_FPURGE=0 + fi + if test "x$ac_cv_have_decl_fpurge" = xno; then + HAVE_DECL_FPURGE=0 + fi + + if test $HAVE_FPURGE = 0 || test $REPLACE_FPURGE = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fpurge.$ac_objext" + + fi + + + + + + GNULIB_FPURGE=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FPURGE 1" >>confdefs.h + + + + + + + + + + if test $gl_cv_func_frexp_no_libm = yes; then + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexp works" >&5 +printf %s "checking whether frexp works... " >&6; } +if test ${gl_cv_func_frexp_works+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + case "$host_os" in + netbsd* | irix* | mingw*) gl_cv_func_frexp_works="guessing no";; + *) gl_cv_func_frexp_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#if HAVE_DECL_ALARM +# include +# include +#endif +/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. + ICC 10.0 has a bug when optimizing the expression -zero. + The expression -DBL_MIN * DBL_MIN does not work when cross-compiling + to PowerPC on Mac OS X 10.5. */ +#if defined __hpux || defined __sgi || defined __ICC +static double +compute_minus_zero (void) +{ + return -DBL_MIN * DBL_MIN; +} +# define minus_zero compute_minus_zero () +#else +double minus_zero = -0.0; +#endif +int main() +{ + int result = 0; + int i; + volatile double x; + double zero = 0.0; +#if HAVE_DECL_ALARM + /* NeXTstep 3.3 frexp() runs into an endless loop when called on an infinite + number. Let the test fail in this case. */ + signal (SIGALRM, SIG_DFL); + alarm (5); +#endif + /* Test on denormalized numbers. */ + for (i = 1, x = 1.0; i >= DBL_MIN_EXP; i--, x *= 0.5) + ; + if (x > 0.0) + { + int exp; + double y = frexp (x, &exp); + /* On machines with IEEE754 arithmetic: x = 1.11254e-308, exp = -1022. + On NetBSD: y = 0.75. Correct: y = 0.5. */ + if (y != 0.5) + result |= 1; + } + /* Test on infinite numbers. */ + x = 1.0 / zero; + { + int exp; + double y = frexp (x, &exp); + if (y != x) + result |= 2; + } + /* Test on negative zero. */ + x = minus_zero; + { + int exp; + double y = frexp (x, &exp); + if (memcmp (&y, &x, sizeof x)) + result |= 4; + } + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_frexp_works=yes +else + gl_cv_func_frexp_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_works" >&5 +printf "%s\n" "$gl_cv_func_frexp_works" >&6; } + + case "$gl_cv_func_frexp_works" in + *yes) gl_func_frexp_no_libm=yes ;; + *) gl_func_frexp_no_libm=no; REPLACE_FREXP=1 ;; + esac + else + gl_func_frexp_no_libm=no + REPLACE_FREXP=1 + fi + if test $gl_func_frexp_no_libm = yes; then + +printf "%s\n" "#define HAVE_FREXP_IN_LIBC 1" >>confdefs.h + + fi + + if test $gl_func_frexp_no_libm != yes; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS frexp.$ac_objext" + + fi + + + + + + GNULIB_FREXP=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FREXP 1" >>confdefs.h + + + + + + + ac_fn_c_check_decl "$LINENO" "frexpl" "ac_cv_have_decl_frexpl" "#include +" +if test "x$ac_cv_have_decl_frexpl" = xyes +then : + +else + HAVE_DECL_FREXPL=0 +fi + + if test $HAVE_DECL_FREXPL = 1; then + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexpl() can be used without linking with libm" >&5 +printf %s "checking whether frexpl() can be used without linking with libm... " >&6; } +if test ${gl_cv_func_frexpl_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + long double x; +int +main (void) +{ +int e; return frexpl (x, &e) > 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_frexpl_no_libm=yes +else + gl_cv_func_frexpl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_no_libm" >&5 +printf "%s\n" "$gl_cv_func_frexpl_no_libm" >&6; } + + if test $gl_cv_func_frexpl_no_libm = yes; then + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexpl works" >&5 +printf %s "checking whether frexpl works... " >&6; } +if test ${gl_cv_func_frexpl_works+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + aix | aix[3-6]* | beos* | darwin* | irix* | mingw* | pw*) + gl_cv_func_frexpl_works="guessing no";; + *) gl_cv_func_frexpl_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +/* Override the values of , like done in float.in.h. */ +#if defined __i386__ && (defined __BEOS__ || defined __OpenBSD__) +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP (-16381) +#endif +#if defined __i386__ && defined __FreeBSD__ +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP (-16381) +#endif +#if (defined _ARCH_PPC || defined _POWER) && defined _AIX && (LDBL_MANT_DIG == 106) && defined __GNUC__ +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP DBL_MIN_EXP +#endif +#if defined __sgi && (LDBL_MANT_DIG >= 106) +# if defined __GNUC__ +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP DBL_MIN_EXP +# endif +#endif +extern +#ifdef __cplusplus +"C" +#endif +long double frexpl (long double, int *); +int main() +{ + int result = 0; + volatile long double x; + /* Test on finite numbers that fails on AIX 5.1. */ + x = 16.0L; + { + int exp = -9999; + frexpl (x, &exp); + if (exp != 5) + result |= 1; + } + /* Test on finite numbers that fails on Mac OS X 10.4, because its frexpl + function returns an invalid (incorrectly normalized) value: it returns + y = { 0x3fe028f5, 0xc28f5c28, 0x3c9eb851, 0xeb851eb8 } + but the correct result is + 0.505L = { 0x3fe028f5, 0xc28f5c29, 0xbc547ae1, 0x47ae1480 } */ + x = 1.01L; + { + int exp = -9999; + long double y = frexpl (x, &exp); + if (!(exp == 1 && y == 0.505L)) + result |= 2; + } + /* Test on large finite numbers. This fails on BeOS at i = 16322, while + LDBL_MAX_EXP = 16384. + In the loop end test, we test x against Infinity, rather than comparing + i with LDBL_MAX_EXP, because BeOS has a wrong LDBL_MAX_EXP. */ + { + int i; + for (i = 1, x = 1.0L; x != x + x; i++, x *= 2.0L) + { + int exp = -9999; + frexpl (x, &exp); + if (exp != i) + { + result |= 4; + break; + } + } + } + /* Test on denormalized numbers. */ + { + int i; + for (i = 1, x = 1.0L; i >= LDBL_MIN_EXP; i--, x *= 0.5L) + ; + if (x > 0.0L) + { + int exp; + long double y = frexpl (x, &exp); + /* On machines with IEEE854 arithmetic: x = 1.68105e-4932, + exp = -16382, y = 0.5. On Mac OS X 10.5: exp = -16384, y = 0.5. */ + if (exp != LDBL_MIN_EXP - 1) + result |= 8; + } + } + /* Test on infinite numbers. */ + x = 1.0L / 0.0L; + { + int exp; + long double y = frexpl (x, &exp); + if (y != x) + result |= 16; + } + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_frexpl_works=yes +else + gl_cv_func_frexpl_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_works" >&5 +printf "%s\n" "$gl_cv_func_frexpl_works" >&6; } + + case "$gl_cv_func_frexpl_works" in + *yes) gl_func_frexpl_no_libm=yes ;; + *) gl_func_frexpl_no_libm=no; REPLACE_FREXPL=1 ;; + esac + else + gl_func_frexpl_no_libm=no + REPLACE_FREXPL=1 + fi + if test $gl_func_frexpl_no_libm = yes; then + +printf "%s\n" "#define HAVE_FREXPL_IN_LIBC 1" >>confdefs.h + + fi + fi + + if test $HAVE_DECL_FREXPL = 0 || test $gl_func_frexpl_no_libm = no; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS frexpl.$ac_objext" + + fi + + + + + + GNULIB_FREXPL=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FREXPL 1" >>confdefs.h + + + + + + + if test $HAVE_FSEEKO = 0 || test $REPLACE_FSEEKO = 1; then + REPLACE_FSEEK=1 + fi + + if test $REPLACE_FSEEK = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fseek.$ac_objext" + + fi + + + + + + GNULIB_FSEEK=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FSEEK 1" >>confdefs.h + + + + + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for fseeko" >&5 +printf %s "checking for fseeko... " >&6; } +if test ${gl_cv_func_fseeko+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +fseeko (stdin, 0, 0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_fseeko=yes +else + gl_cv_func_fseeko=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fseeko" >&5 +printf "%s\n" "$gl_cv_func_fseeko" >&6; } + + + if test $ac_cv_have_decl_fseeko = no; then + HAVE_DECL_FSEEKO=0 + fi + + if test $gl_cv_func_fseeko = no; then + HAVE_FSEEKO=0 + else + if test $WINDOWS_64_BIT_OFF_T = 1; then + REPLACE_FSEEKO=1 + fi + if test $gl_cv_var_stdin_large_offset = no; then + REPLACE_FSEEKO=1 + fi + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5 +printf %s "checking whether fflush works on input streams... " >&6; } +if test ${gl_cv_func_fflush_stdin+y} +then : + printf %s "(cached) " >&6 +else + echo hello world > conftest.txt + if test "$cross_compiling" = yes +then : + gl_cv_func_fflush_stdin=cross +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#if HAVE_UNISTD_H +# include +#else /* on Windows with MSVC */ +# include +#endif + +int +main (void) +{ +FILE *f = fopen ("conftest.txt", "r"); + char buffer[10]; + int fd; + int c; + if (f == NULL) + return 1; + fd = fileno (f); + if (fd < 0 || fread (buffer, 1, 5, f) != 5) + return 2; + /* For deterministic results, ensure f read a bigger buffer. */ + if (lseek (fd, 0, SEEK_CUR) == 5) + return 3; + /* POSIX requires fflush-fseek to set file offset of fd. This fails + on BSD systems and on mingw. */ + if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0) + return 4; + if (lseek (fd, 0, SEEK_CUR) != 5) + return 5; + /* Verify behaviour of fflush after ungetc. See + */ + /* Verify behaviour of fflush after a backup ungetc. This fails on + mingw. */ + c = fgetc (f); + ungetc (c, f); + fflush (f); + if (fgetc (f) != c) + return 6; + /* Verify behaviour of fflush after a non-backup ungetc. This fails + on glibc 2.8 and on BSD systems. */ + c = fgetc (f); + ungetc ('@', f); + fflush (f); + if (fgetc (f) != c) + return 7; + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_fflush_stdin=yes +else + gl_cv_func_fflush_stdin=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm conftest.txt + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5 +printf "%s\n" "$gl_cv_func_fflush_stdin" >&6; } + case $gl_cv_func_fflush_stdin in + yes) gl_func_fflush_stdin=1 ;; + no) gl_func_fflush_stdin=0 ;; + *) gl_func_fflush_stdin='(-1)' ;; + esac + +cat >>confdefs.h <<_ACEOF +#define FUNC_FFLUSH_STDIN $gl_func_fflush_stdin +_ACEOF + + + if test $gl_cv_func_fflush_stdin != yes; then + REPLACE_FSEEKO=1 + fi + + fi + + if test $HAVE_FSEEKO = 0 || test $REPLACE_FSEEKO = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fseeko.$ac_objext" + + + for ac_func in _fseeki64 +do : + ac_fn_c_check_func "$LINENO" "_fseeki64" "ac_cv_func__fseeki64" +if test "x$ac_cv_func__fseeki64" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE__FSEEKI64 1 +_ACEOF + +fi +done + + + fi + + + + + + GNULIB_FSEEKO=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FSEEKO 1" >>confdefs.h + + + + + + + if test $ac_cv_func___fseterr = no; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fseterr.$ac_objext" + + fi + + + + + if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then + REPLACE_FSTAT=1 + fi + + + if test $WINDOWS_64_BIT_ST_SIZE = 1; then + REPLACE_FSTAT=1 + fi + + + + + + if test $ac_cv_func_fchdir = no; then + HAVE_FCHDIR=0 + fi + + if test $HAVE_FCHDIR = 0; then + case "$gl_cv_func_open_directory_works" in + *yes) ;; + *) + REPLACE_FSTAT=1 + ;; + esac + fi + + + if test $REPLACE_FSTAT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fstat.$ac_objext" + + : + fi + + + + + + GNULIB_FSTAT=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FSTAT 1" >>confdefs.h + + + + + + + + + + if test $ac_cv_func_fstatat = no; then + HAVE_FSTATAT=0 + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether fstatat (..., 0) works" >&5 +printf %s "checking whether fstatat (..., 0) works... " >&6; } +if test ${gl_cv_func_fstatat_zero_flag+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + aix*) gl_cv_func_fstatat_zero_flag="guessing no";; + *) gl_cv_func_fstatat_zero_flag="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include + #include + int + main (void) + { + struct stat a; + return fstatat (AT_FDCWD, ".", &a, 0) != 0; + } + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_fstatat_zero_flag=yes +else + gl_cv_func_fstatat_zero_flag=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fstatat_zero_flag" >&5 +printf "%s\n" "$gl_cv_func_fstatat_zero_flag" >&6; } + + case $gl_cv_func_fstatat_zero_flag+$gl_cv_func_lstat_dereferences_slashed_symlink in + *yes+*yes) ;; + *) REPLACE_FSTATAT=1 + case $gl_cv_func_fstatat_zero_flag in + *yes) + +printf "%s\n" "#define HAVE_WORKING_FSTATAT_ZERO_FLAG 1" >>confdefs.h + + ;; + esac + ;; + esac + fi + + if test $HAVE_FSTATAT = 0 || test $REPLACE_FSTATAT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fstatat.$ac_objext" + + fi + + + + + + GNULIB_FSTATAT=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FSTATAT 1" >>confdefs.h + + + + + + + if test $ac_cv_func_fsync = no; then + HAVE_FSYNC=0 + fi + + if test $HAVE_FSYNC = 0; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS fsync.$ac_objext" + + : + fi + + + + + + GNULIB_FSYNC=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FSYNC 1" >>confdefs.h + + + + + + + if test $HAVE_FTELLO = 0 || test $REPLACE_FTELLO = 1; then + REPLACE_FTELL=1 + fi + + if test $REPLACE_FTELL = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS ftell.$ac_objext" + + fi + + + + + + GNULIB_FTELL=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FTELL 1" >>confdefs.h + + + + + + + + + + + + + if test $ac_cv_have_decl_ftello = no; then + HAVE_DECL_FTELLO=0 + fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ftello" >&5 +printf %s "checking for ftello... " >&6; } +if test ${gl_cv_func_ftello+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +ftello (stdin); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_ftello=yes +else + gl_cv_func_ftello=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ftello" >&5 +printf "%s\n" "$gl_cv_func_ftello" >&6; } + if test $gl_cv_func_ftello = no; then + HAVE_FTELLO=0 + else + if test $WINDOWS_64_BIT_OFF_T = 1; then + REPLACE_FTELLO=1 + fi + if test $gl_cv_var_stdin_large_offset = no; then + REPLACE_FTELLO=1 + fi + if test $REPLACE_FTELLO = 0; then + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ftello works" >&5 +printf %s "checking whether ftello works... " >&6; } +if test ${gl_cv_func_ftello_works+y} +then : + printf %s "(cached) " >&6 +else + + case "$host_os" in + # Guess no on Solaris. + solaris*) gl_cv_func_ftello_works="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_ftello_works="guessing yes" ;; + esac + if test "$cross_compiling" = yes +then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#define TESTFILE "conftest.tmp" +int +main (void) +{ + FILE *fp; + + /* Create a file with some contents. */ + fp = fopen (TESTFILE, "w"); + if (fp == NULL) + return 70; + if (fwrite ("foogarsh", 1, 8, fp) < 8) + return 71; + if (fclose (fp)) + return 72; + + /* The file's contents is now "foogarsh". */ + + /* Try writing after reading to EOF. */ + fp = fopen (TESTFILE, "r+"); + if (fp == NULL) + return 73; + if (fseek (fp, -1, SEEK_END)) + return 74; + if (!(getc (fp) == 'h')) + return 1; + if (!(getc (fp) == EOF)) + return 2; + if (!(ftell (fp) == 8)) + return 3; + if (!(ftell (fp) == 8)) + return 4; + if (!(putc ('!', fp) == '!')) + return 5; + if (!(ftell (fp) == 9)) + return 6; + if (!(fclose (fp) == 0)) + return 7; + fp = fopen (TESTFILE, "r"); + if (fp == NULL) + return 75; + { + char buf[10]; + if (!(fread (buf, 1, 10, fp) == 9)) + return 10; + if (!(memcmp (buf, "foogarsh!", 9) == 0)) + return 11; + } + if (!(fclose (fp) == 0)) + return 12; + + /* The file's contents is now "foogarsh!". */ + + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_ftello_works=yes +else + gl_cv_func_ftello_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ftello_works" >&5 +printf "%s\n" "$gl_cv_func_ftello_works" >&6; } + case "$gl_cv_func_ftello_works" in + *yes) ;; + *) + REPLACE_FTELLO=1 + +printf "%s\n" "#define FTELLO_BROKEN_AFTER_SWITCHING_FROM_READ_TO_WRITE 1" >>confdefs.h + + ;; + esac + fi + fi + + if test $HAVE_FTELLO = 0 || test $REPLACE_FTELLO = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS ftello.$ac_objext" + + + for ac_func in _ftelli64 +do : + ac_fn_c_check_func "$LINENO" "_ftelli64" "ac_cv_func__ftelli64" +if test "x$ac_cv_func__ftelli64" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE__FTELLI64 1 +_ACEOF + +fi +done + + + fi + + + + + + GNULIB_FTELLO=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_FTELLO 1" >>confdefs.h + + + + + + + + + case $gl_cv_func_getcwd_null,$gl_cv_func_getcwd_posix_signature in + *yes,yes) ;; + *) + REPLACE_GETCWD=1 + ;; + esac + + if test $REPLACE_GETCWD = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS getcwd-lgpl.$ac_objext" + + fi + + + + + + GNULIB_GETCWD=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_GETCWD 1" >>confdefs.h + + + + + + + + + if test $ac_cv_func_getdtablesize = yes && + test $ac_cv_have_decl_getdtablesize = yes; then + # Cygwin 1.7.25 automatically increases the RLIMIT_NOFILE soft limit + # up to an unchangeable hard limit; all other platforms correctly + # require setrlimit before getdtablesize() can report a larger value. + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether getdtablesize works" >&5 +printf %s "checking whether getdtablesize works... " >&6; } +if test ${gl_cv_func_getdtablesize_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + cygwin*) # on cygwin 1.5.25, getdtablesize() automatically grows + gl_cv_func_getdtablesize_works="guessing no" ;; + *) gl_cv_func_getdtablesize_works="guessing yes" ;; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include +int +main (void) +{ +int size = getdtablesize(); + if (dup2 (0, getdtablesize()) != -1) + return 1; + if (size != getdtablesize()) + return 2; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_getdtablesize_works=yes +else + gl_cv_func_getdtablesize_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getdtablesize_works" >&5 +printf "%s\n" "$gl_cv_func_getdtablesize_works" >&6; } + case "$gl_cv_func_getdtablesize_works" in + *yes) ;; + *) REPLACE_GETDTABLESIZE=1 ;; + esac + else + HAVE_GETDTABLESIZE=0 + fi + + if test $HAVE_GETDTABLESIZE = 0 || test $REPLACE_GETDTABLESIZE = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS getdtablesize.$ac_objext" + + : + fi + + + + + + GNULIB_GETDTABLESIZE=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_GETDTABLESIZE 1" >>confdefs.h + + + + + + + + + if test $REPLACE_GETOPT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS getopt.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS getopt1.$ac_objext" + + + + + GNULIB_GL_UNISTD_H_GETOPT=1 + fi + + + +printf "%s\n" "#define GNULIB_TEST_GETOPT_GNU 1" >>confdefs.h + + + + + + + + REPLACE_GETOPT=0 + if test -n "$gl_replace_getopt"; then + REPLACE_GETOPT=1 + fi + + if test $REPLACE_GETOPT = 1; then + + GETOPT_H=getopt.h + +printf "%s\n" "#define __GETOPT_PREFIX rpl_" >>confdefs.h + + + + fi + + if test $REPLACE_GETOPT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS getopt.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS getopt1.$ac_objext" + + + + + GNULIB_GL_UNISTD_H_GETOPT=1 + fi + + + + + + + + + + + + + + + gl_gettimeofday_timezone=void + if test $ac_cv_func_gettimeofday != yes; then + HAVE_GETTIMEOFDAY=0 + else + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether gettimeofday clobbers localtime buffer" >&5 +printf %s "checking whether gettimeofday clobbers localtime buffer... " >&6; } +if test ${gl_cv_func_gettimeofday_clobber+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + # When cross-compiling: + case "$host_os" in + # Guess all is fine on glibc systems. + *-gnu*) gl_cv_func_gettimeofday_clobber="guessing no" ;; + # If we don't know, assume the worst. + *) gl_cv_func_gettimeofday_clobber="guessing yes" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + #include + #include + +int +main (void) +{ + + time_t t = 0; + struct tm *lt; + struct tm saved_lt; + struct timeval tv; + lt = localtime (&t); + saved_lt = *lt; + gettimeofday (&tv, NULL); + return memcmp (lt, &saved_lt, sizeof (struct tm)) != 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_gettimeofday_clobber=no +else + gl_cv_func_gettimeofday_clobber=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_gettimeofday_clobber" >&5 +printf "%s\n" "$gl_cv_func_gettimeofday_clobber" >&6; } + + case "$gl_cv_func_gettimeofday_clobber" in + *yes) + REPLACE_GETTIMEOFDAY=1 + + REPLACE_GMTIME=1 + REPLACE_LOCALTIME=1 + + +printf "%s\n" "#define GETTIMEOFDAY_CLOBBERS_LOCALTIME 1" >>confdefs.h + + ;; + esac + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for gettimeofday with POSIX signature" >&5 +printf %s "checking for gettimeofday with POSIX signature... " >&6; } +if test ${gl_cv_func_gettimeofday_posix_signature+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + struct timeval c; + int gettimeofday (struct timeval *restrict, void *restrict); + +int +main (void) +{ +/* glibc uses struct timezone * rather than the POSIX void * + if _GNU_SOURCE is defined. However, since the only portable + use of gettimeofday uses NULL as the second parameter, and + since the glibc definition is actually more typesafe, it is + not worth wrapping this to get a compliant signature. */ + int (*f) (struct timeval *restrict, void *restrict) + = gettimeofday; + int x = f (&c, 0); + return !(x | c.tv_sec | c.tv_usec); + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_func_gettimeofday_posix_signature=yes +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int gettimeofday (struct timeval *restrict, struct timezone *restrict); + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_func_gettimeofday_posix_signature=almost +else + gl_cv_func_gettimeofday_posix_signature=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_gettimeofday_posix_signature" >&5 +printf "%s\n" "$gl_cv_func_gettimeofday_posix_signature" >&6; } + if test $gl_cv_func_gettimeofday_posix_signature = almost; then + gl_gettimeofday_timezone='struct timezone' + elif test $gl_cv_func_gettimeofday_posix_signature != yes; then + REPLACE_GETTIMEOFDAY=1 + fi + if test $REPLACE_STRUCT_TIMEVAL = 1; then + REPLACE_GETTIMEOFDAY=1 + fi + + fi + +cat >>confdefs.h <<_ACEOF +#define GETTIMEOFDAY_TIMEZONE $gl_gettimeofday_timezone +_ACEOF + + + if test $HAVE_GETTIMEOFDAY = 0 || test $REPLACE_GETTIMEOFDAY = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS gettimeofday.$ac_objext" + + + for ac_header in sys/timeb.h +do : + ac_fn_c_check_header_compile "$LINENO" "sys/timeb.h" "ac_cv_header_sys_timeb_h" "$ac_includes_default" +if test "x$ac_cv_header_sys_timeb_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SYS_TIMEB_H 1 +_ACEOF + +fi +done + + for ac_func in _ftime +do : + ac_fn_c_check_func "$LINENO" "_ftime" "ac_cv_func__ftime" +if test "x$ac_cv_func__ftime" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE__FTIME 1 +_ACEOF + +fi +done + + + fi + + + + + + GNULIB_GETTIMEOFDAY=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_GETTIMEOFDAY 1" >>confdefs.h + + + + + if ${MAKE-make} --version /cannot/make/this >/dev/null 2>&1; then + GNU_MAKE_TRUE= + GNU_MAKE_FALSE='#' +else + GNU_MAKE_TRUE='#' + GNU_MAKE_FALSE= +fi + + + # Autoconf 2.61a.99 and earlier don't support linking a file only + # in VPATH builds. But since GNUmakefile is for maintainer use + # only, it does not matter if we skip the link with older autoconf. + # Automake 1.10.1 and earlier try to remove GNUmakefile in non-VPATH + # builds, so use a shell variable to bypass this. + GNUmakefile=GNUmakefile + ac_config_links="$ac_config_links $GNUmakefile:$GNUmakefile" + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnan(double) can be used without linking with libm" >&5 +printf %s "checking whether isnan(double) can be used without linking with libm... " >&6; } +if test ${gl_cv_func_isnand_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #if __GNUC__ >= 4 + # undef isnand + # define isnand(x) __builtin_isnan ((double)(x)) + #else + # undef isnand + # define isnand(x) isnan ((double)(x)) + #endif + double x; +int +main (void) +{ +return isnand (x); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_isnand_no_libm=yes +else + gl_cv_func_isnand_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnand_no_libm" >&5 +printf "%s\n" "$gl_cv_func_isnand_no_libm" >&6; } + + gl_func_isnand_no_libm=$gl_cv_func_isnand_no_libm + if test $gl_cv_func_isnand_no_libm = yes; then + +printf "%s\n" "#define HAVE_ISNAND_IN_LIBC 1" >>confdefs.h + + fi + + if test $gl_func_isnand_no_libm != yes; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS isnand.$ac_objext" + + + + + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnan(float) can be used without linking with libm" >&5 +printf %s "checking whether isnan(float) can be used without linking with libm... " >&6; } +if test ${gl_cv_func_isnanf_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #if __GNUC__ >= 4 + # undef isnanf + # define isnanf(x) __builtin_isnanf ((float)(x)) + #elif defined isnan + # undef isnanf + # define isnanf(x) isnan ((float)(x)) + #endif + float x; +int +main (void) +{ +return isnanf (x); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_isnanf_no_libm=yes +else + gl_cv_func_isnanf_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanf_no_libm" >&5 +printf "%s\n" "$gl_cv_func_isnanf_no_libm" >&6; } + + if test $gl_cv_func_isnanf_no_libm = yes; then + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnan(float) works" >&5 +printf %s "checking whether isnan(float) works... " >&6; } +if test ${gl_cv_func_isnanf_works+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + case "$host_os" in + irix* | solaris*) gl_cv_func_isnanf_works="guessing no";; + *) gl_cv_func_isnanf_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#if __GNUC__ >= 4 +# undef isnanf +# define isnanf(x) __builtin_isnanf ((float)(x)) +#elif defined isnan +# undef isnanf +# define isnanf(x) isnan ((float)(x)) +#endif +/* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */ +#ifdef __DECC +static float +NaN () +{ + static float zero = 0.0f; + return zero / zero; +} +#else +# define NaN() (0.0f / 0.0f) +#endif +#define NWORDS \ + ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { unsigned int word[NWORDS]; float value; } memory_float; +int main() +{ + int result = 0; + + if (isnanf (1.0f / 0.0f)) + result |= 1; + + if (!isnanf (NaN ())) + result |= 2; + +#if defined FLT_EXPBIT0_WORD && defined FLT_EXPBIT0_BIT + /* The isnanf function should be immune against changes in the sign bit and + in the mantissa bits. The xor operation twiddles a bit that can only be + a sign bit or a mantissa bit. */ + if (FLT_EXPBIT0_WORD == 0 && FLT_EXPBIT0_BIT > 0) + { + memory_float m; + + m.value = NaN (); + /* Set the bits below the exponent to 01111...111. */ + m.word[0] &= -1U << FLT_EXPBIT0_BIT; + m.word[0] |= 1U << (FLT_EXPBIT0_BIT - 1) - 1; + if (!isnanf (m.value)) + result |= 4; + } +#endif + + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_isnanf_works=yes +else + gl_cv_func_isnanf_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanf_works" >&5 +printf "%s\n" "$gl_cv_func_isnanf_works" >&6; } + + fi + if test $gl_cv_func_isnanf_no_libm = yes \ + && { case "$gl_cv_func_isnanf_works" in + *yes) true;; + *) false;; + esac + }; then + gl_func_isnanf_no_libm=yes + +printf "%s\n" "#define HAVE_ISNANF_IN_LIBC 1" >>confdefs.h + + else + gl_func_isnanf_no_libm=no + fi + + if test $gl_func_isnanf_no_libm != yes; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS isnanf.$ac_objext" + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5 +printf %s "checking where to find the exponent in a 'float'... " >&6; } +if test ${gl_cv_cc_float_expbit0+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + gl_cv_cc_float_expbit0="word 0 bit 23" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#include +#define NWORDS \ + ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { float value; unsigned int word[NWORDS]; } memory_float; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (float x) +{ + memory_float m; + size_t i; + /* Clear it first, in case + sizeof (float) < sizeof (memory_float). */ + memset (&m, 0, sizeof (memory_float)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25f); + add_to_ored_words (0.5f); + add_to_ored_words (1.0f); + add_to_ored_words (2.0f); + add_to_ored_words (4.0f); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_cc_float_expbit0=`cat conftest.out` +else + gl_cv_cc_float_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5 +printf "%s\n" "$gl_cv_cc_float_expbit0" >&6; } + case "$gl_cv_cc_float_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnan(long double) can be used without linking with libm" >&5 +printf %s "checking whether isnan(long double) can be used without linking with libm... " >&6; } +if test ${gl_cv_func_isnanl_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #if __GNUC__ >= 4 + # undef isnanl + # define isnanl(x) __builtin_isnanl ((long double)(x)) + #elif defined isnan + # undef isnanl + # define isnanl(x) isnan ((long double)(x)) + #endif + long double x; +int +main (void) +{ +return isnanl (x); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_isnanl_no_libm=yes +else + gl_cv_func_isnanl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanl_no_libm" >&5 +printf "%s\n" "$gl_cv_func_isnanl_no_libm" >&6; } + + gl_func_isnanl_no_libm=$gl_cv_func_isnanl_no_libm + if test $gl_func_isnanl_no_libm = yes; then + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether isnanl works" >&5 +printf %s "checking whether isnanl works... " >&6; } +if test ${gl_cv_func_isnanl_works+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + gl_cv_func_isnanl_works="guessing yes" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#if __GNUC__ >= 4 +# undef isnanl +# define isnanl(x) __builtin_isnanl ((long double)(x)) +#elif defined isnan +# undef isnanl +# define isnanl(x) isnan ((long double)(x)) +#endif +#define NWORDS \ + ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { unsigned int word[NWORDS]; long double value; } + memory_long_double; +/* On Irix 6.5, gcc 3.4.3 can't compute compile-time NaN, and needs the + runtime type conversion. */ +#ifdef __sgi +static long double NaNl () +{ + double zero = 0.0; + return zero / zero; +} +#else +# define NaNl() (0.0L / 0.0L) +#endif +int main () +{ + int result = 0; + + if (!isnanl (NaNl ())) + result |= 1; + + { + memory_long_double m; + unsigned int i; + + /* The isnanl function should be immune against changes in the sign bit and + in the mantissa bits. The xor operation twiddles a bit that can only be + a sign bit or a mantissa bit (since the exponent never extends to + bit 31). */ + m.value = NaNl (); + m.word[NWORDS / 2] ^= (unsigned int) 1 << (sizeof (unsigned int) * CHAR_BIT - 1); + for (i = 0; i < NWORDS; i++) + m.word[i] |= 1; + if (!isnanl (m.value)) + result |= 1; + } + +#if ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) && !HAVE_SAME_LONG_DOUBLE_AS_DOUBLE +/* Representation of an 80-bit 'long double' as an initializer for a sequence + of 'unsigned int' words. */ +# ifdef WORDS_BIGENDIAN +# define LDBL80_WORDS(exponent,manthi,mantlo) \ + { ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \ + ((unsigned int) (manthi) << 16) | ((unsigned int) (mantlo) >> 16), \ + (unsigned int) (mantlo) << 16 \ + } +# else +# define LDBL80_WORDS(exponent,manthi,mantlo) \ + { mantlo, manthi, exponent } +# endif + { /* Quiet NaN. */ + static memory_long_double x = + { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) }; + if (!isnanl (x.value)) + result |= 2; + } + { + /* Signalling NaN. */ + static memory_long_double x = + { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) }; + if (!isnanl (x.value)) + result |= 2; + } + /* isnanl should return something even for noncanonical values. */ + { /* Pseudo-NaN. */ + static memory_long_double x = + { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) }; + if (isnanl (x.value) && !isnanl (x.value)) + result |= 4; + } + { /* Pseudo-Infinity. */ + static memory_long_double x = + { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) }; + if (isnanl (x.value) && !isnanl (x.value)) + result |= 8; + } + { /* Pseudo-Zero. */ + static memory_long_double x = + { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) }; + if (isnanl (x.value) && !isnanl (x.value)) + result |= 16; + } + { /* Unnormalized number. */ + static memory_long_double x = + { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) }; + if (isnanl (x.value) && !isnanl (x.value)) + result |= 32; + } + { /* Pseudo-Denormal. */ + static memory_long_double x = + { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) }; + if (isnanl (x.value) && !isnanl (x.value)) + result |= 64; + } +#endif + + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_isnanl_works=yes +else + gl_cv_func_isnanl_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanl_works" >&5 +printf "%s\n" "$gl_cv_func_isnanl_works" >&6; } + + case "$gl_cv_func_isnanl_works" in + *yes) ;; + *) gl_func_isnanl_no_libm=no ;; + esac + fi + if test $gl_func_isnanl_no_libm = yes; then + +printf "%s\n" "#define HAVE_ISNANL_IN_LIBC 1" >>confdefs.h + + fi + + if test $gl_func_isnanl_no_libm != yes; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS isnanl.$ac_objext" + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'long double'" >&5 +printf %s "checking where to find the exponent in a 'long double'... " >&6; } +if test ${gl_cv_cc_long_double_expbit0+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + gl_cv_cc_long_double_expbit0="unknown" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#include +#define NWORDS \ + ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { long double value; unsigned int word[NWORDS]; } + memory_long_double; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (long double x) +{ + memory_long_double m; + size_t i; + /* Clear it first, in case + sizeof (long double) < sizeof (memory_long_double). */ + memset (&m, 0, sizeof (memory_long_double)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25L); + add_to_ored_words (0.5L); + add_to_ored_words (1.0L); + add_to_ored_words (2.0L); + add_to_ored_words (4.0L); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_cc_long_double_expbit0=`cat conftest.out` +else + gl_cv_cc_long_double_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_expbit0" >&5 +printf "%s\n" "$gl_cv_cc_long_double_expbit0" >&6; } + case "$gl_cv_cc_long_double_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define LDBL_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define LDBL_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler flag to ignore unused libraries" >&5 +printf %s "checking for C compiler flag to ignore unused libraries... " >&6; } +if test ${gl_cv_prog_c_ignore_unused_libraries+y} +then : + printf %s "(cached) " >&6 +else + gl_cv_prog_c_ignore_unused_libraries=none + gl_saved_ldflags=$LDFLAGS + gl_saved_libs=$LIBS + # Link with -lm to detect binutils 2.16 bug with --as-needed; see + # . + LIBS="$LIBS -lm" + # Use long option sequences like '-z ignore' to test for the feature, + # to forestall problems with linkers that have -z, -i, -g, -n, etc. flags. + # GCC + binutils likes '-Wl,--as-needed'. + # GCC + Solaris ld likes '-Wl,-z,ignore'. + # Sun C likes '-Wl,-z,ignore'. '-z ignore' is accepted but has no effect. + # Don't try bare '--as-needed'; nothing likes it and the HP-UX 11.11 + # native cc issues annoying warnings and then ignores it, + # which would cause us to incorrectly conclude that it worked. + for gl_flags in '-Wl,--as-needed' \ + '-Wl,-z,ignore' \ + '-z ignore' + + do + LDFLAGS="$gl_flags $LDFLAGS" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_prog_c_ignore_unused_libraries=$gl_flags +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LDFLAGS=$gl_saved_ldflags + test "$gl_cv_prog_c_ignore_unused_libraries" != none && + break + done + LIBS=$gl_saved_libs + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_prog_c_ignore_unused_libraries" >&5 +printf "%s\n" "$gl_cv_prog_c_ignore_unused_libraries" >&6; } + IGNORE_UNUSED_LIBRARIES_CFLAGS= + if test "$gl_cv_prog_c_ignore_unused_libraries" != none; then + IGNORE_UNUSED_LIBRARIES_CFLAGS="$gl_cv_prog_c_ignore_unused_libraries" + fi + + + + + if test "$gl_threads_api" = posix; then + # OSF/1 4.0 and Mac OS X 10.1 lack the pthread_rwlock_t type and the + # pthread_rwlock_* functions. + ac_fn_c_check_type "$LINENO" "pthread_rwlock_t" "ac_cv_type_pthread_rwlock_t" "#include +" +if test "x$ac_cv_type_pthread_rwlock_t" = xyes +then : + +printf "%s\n" "#define HAVE_PTHREAD_RWLOCK 1" >>confdefs.h + +fi + + # glibc defines PTHREAD_MUTEX_RECURSIVE as enum, not as a macro. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include +int +main (void) +{ + +#if __FreeBSD__ == 4 +error "No, in FreeBSD 4.0 recursive mutexes actually don't work." +#elif (defined __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ \ + && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1070) +error "No, in Mac OS X < 10.7 recursive mutexes actually don't work." +#else +int x = (int)PTHREAD_MUTEX_RECURSIVE; +return !x; +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + +printf "%s\n" "#define HAVE_PTHREAD_MUTEX_RECURSIVE 1" >>confdefs.h + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + : + + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_LOCK 1 +_ACEOF + + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether lseek detects pipes" >&5 +printf %s "checking whether lseek detects pipes... " >&6; } +if test ${gl_cv_func_lseek_pipe+y} +then : + printf %s "(cached) " >&6 +else + case "$host_os" in + mingw*) + gl_cv_func_lseek_pipe=no + ;; + *) + if test $cross_compiling = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include /* for off_t */ +#include /* for SEEK_CUR */ +#if HAVE_UNISTD_H +# include +#else /* on Windows with MSVC */ +# include +#endif + +int +main (void) +{ + + /* Exit with success only if stdin is seekable. */ + return lseek (0, (off_t)0, SEEK_CUR) < 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + if test -s conftest$ac_exeext \ + && ./conftest$ac_exeext < conftest.$ac_ext \ + && test 1 = "`echo hi \ + | { ./conftest$ac_exeext; echo $?; cat >/dev/null; }`"; then + gl_cv_func_lseek_pipe=yes + else + gl_cv_func_lseek_pipe=no + fi + +else + gl_cv_func_lseek_pipe=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if defined __BEOS__ +/* BeOS mistakenly return 0 when trying to seek on pipes. */ + Choke me. +#endif +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_func_lseek_pipe=yes +else + gl_cv_func_lseek_pipe=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + ;; + esac + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_lseek_pipe" >&5 +printf "%s\n" "$gl_cv_func_lseek_pipe" >&6; } + if test $gl_cv_func_lseek_pipe = no; then + REPLACE_LSEEK=1 + +printf "%s\n" "#define LSEEK_PIPE_BROKEN 1" >>confdefs.h + + fi + + + if test $WINDOWS_64_BIT_OFF_T = 1; then + REPLACE_LSEEK=1 + fi + + if test $REPLACE_LSEEK = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS lseek.$ac_objext" + + fi + + + + + + GNULIB_LSEEK=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_LSEEK 1" >>confdefs.h + + + + + + + if test $ac_cv_func_lstat = yes; then + + case "$gl_cv_func_lstat_dereferences_slashed_symlink" in + *no) + REPLACE_LSTAT=1 + ;; + esac + else + HAVE_LSTAT=0 + fi + + if test $REPLACE_LSTAT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS lstat.$ac_objext" + + : + fi + + + + + + GNULIB_LSTAT=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_LSTAT 1" >>confdefs.h + + + + + + + + + for ac_header in stdlib.h +do : + ac_fn_c_check_header_compile "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default" +if test "x$ac_cv_header_stdlib_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STDLIB_H 1 +_ACEOF + +fi +done + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible malloc" >&5 +printf %s "checking for GNU libc compatible malloc... " >&6; } +if test ${ac_cv_func_malloc_0_nonnull+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on platforms where we know the result. + *-gnu* | freebsd* | netbsd* | openbsd* \ + | hpux* | solaris* | cygwin* | mingw*) + ac_cv_func_malloc_0_nonnull=yes ;; + # If we don't know, assume the worst. + *) ac_cv_func_malloc_0_nonnull=no ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if defined STDC_HEADERS || defined HAVE_STDLIB_H + # include + #else + char *malloc (); + #endif + +int +main (void) +{ +char *p = malloc (0); + int result = !p; + free (p); + return result; + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + ac_cv_func_malloc_0_nonnull=yes +else + ac_cv_func_malloc_0_nonnull=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_malloc_0_nonnull" >&5 +printf "%s\n" "$ac_cv_func_malloc_0_nonnull" >&6; } + if test $ac_cv_func_malloc_0_nonnull = yes +then : + +printf "%s\n" "#define HAVE_MALLOC_GNU 1" >>confdefs.h + +else + printf "%s\n" "#define HAVE_MALLOC_GNU 0" >>confdefs.h + + REPLACE_MALLOC=1 + +fi + + + if test $REPLACE_MALLOC = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS malloc.$ac_objext" + + fi + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_MALLOC_GNU 1 +_ACEOF + + + + + + if test $gl_cv_func_malloc_posix = yes; then + +printf "%s\n" "#define HAVE_MALLOC_POSIX 1" >>confdefs.h + + else + REPLACE_MALLOC=1 + fi + + if test $REPLACE_MALLOC = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS malloc.$ac_objext" + + fi + + + + + + GNULIB_MALLOC_POSIX=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_MALLOC_POSIX 1" >>confdefs.h + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_math_h='<'math.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_math_h+y} +then : + printf %s "(cached) " >&6 +else + + if test $ac_cv_header_math_h = yes; then + + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'math.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_math_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_math_h + gl_cv_next_math_h='"'$gl_header'"' + else + gl_cv_next_math_h='<'math.h'>' + fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_math_h" >&5 +printf "%s\n" "$gl_cv_next_math_h" >&6; } + fi + NEXT_MATH_H=$gl_cv_next_math_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'math.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_math_h + fi + NEXT_AS_FIRST_DIRECTIVE_MATH_H=$gl_next_as_first_directive + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether NAN macro works" >&5 +printf %s "checking whether NAN macro works... " >&6; } +if test ${gl_cv_header_math_nan_works+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +/* Solaris 10 has a broken definition of NAN. Other platforms + fail to provide NAN, or provide it only in C99 mode; this + test only needs to fail when NAN is provided but wrong. */ + float f = 1.0f; +#ifdef NAN + f = NAN; +#endif + return f == 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_header_math_nan_works=yes +else + gl_cv_header_math_nan_works=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_math_nan_works" >&5 +printf "%s\n" "$gl_cv_header_math_nan_works" >&6; } + if test $gl_cv_header_math_nan_works = no; then + REPLACE_NAN=1 + fi + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether HUGE_VAL works" >&5 +printf %s "checking whether HUGE_VAL works... " >&6; } +if test ${gl_cv_header_math_huge_val_works+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +/* Solaris 10 has a broken definition of HUGE_VAL. */ + double d = HUGE_VAL; + return d == 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_header_math_huge_val_works=yes +else + gl_cv_header_math_huge_val_works=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_math_huge_val_works" >&5 +printf "%s\n" "$gl_cv_header_math_huge_val_works" >&6; } + if test $gl_cv_header_math_huge_val_works = no; then + REPLACE_HUGE_VAL=1 + fi + + + + + if test $HAVE_MEMCHR = 0 || test $REPLACE_MEMCHR = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS memchr.$ac_objext" + + + for ac_header in bp-sym.h +do : + ac_fn_c_check_header_compile "$LINENO" "bp-sym.h" "ac_cv_header_bp_sym_h" "$ac_includes_default" +if test "x$ac_cv_header_bp_sym_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_BP_SYM_H 1 +_ACEOF + +fi +done + + + fi + + + + + + GNULIB_MEMCHR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_MEMCHR 1" >>confdefs.h + + + + + + + + + + for ac_func in mempcpy +do : + ac_fn_c_check_func "$LINENO" "mempcpy" "ac_cv_func_mempcpy" +if test "x$ac_cv_func_mempcpy" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_MEMPCPY 1 +_ACEOF + +fi +done + + if test $ac_cv_func_mempcpy = no; then + HAVE_MEMPCPY=0 + fi + + if test $HAVE_MEMPCPY = 0; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS mempcpy.$ac_objext" + + + : + + fi + + + + + + GNULIB_MEMPCPY=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_MEMPCPY 1" >>confdefs.h + + + + + + + + + if test $ac_cv_have_decl_memrchr = no; then + HAVE_DECL_MEMRCHR=0 + fi + + for ac_func in memrchr +do : + ac_fn_c_check_func "$LINENO" "memrchr" "ac_cv_func_memrchr" +if test "x$ac_cv_func_memrchr" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_MEMRCHR 1 +_ACEOF + +fi +done + + + if test $ac_cv_func_memrchr = no; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS memrchr.$ac_objext" + + : + fi + + + + + + GNULIB_MEMRCHR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_MEMRCHR 1" >>confdefs.h + + + + + if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS msvc-inval.$ac_objext" + + fi + + if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS msvc-nothrow.$ac_objext" + + fi + + + + case "$host_os" in + mingw* | pw*) + REPLACE_OPEN=1 + ;; + *) + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether open recognizes a trailing slash" >&5 +printf %s "checking whether open recognizes a trailing slash... " >&6; } +if test ${gl_cv_func_open_slash+y} +then : + printf %s "(cached) " >&6 +else + # Assume that if we have lstat, we can also check symlinks. + if test $ac_cv_func_lstat = yes; then + touch conftest.tmp + ln -s conftest.tmp conftest.lnk + fi + if test "$cross_compiling" = yes +then : + + case "$host_os" in + freebsd* | aix* | hpux* | solaris2.[0-9] | solaris2.[0-9].*) + gl_cv_func_open_slash="guessing no" ;; + *) + gl_cv_func_open_slash="guessing yes" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#if HAVE_UNISTD_H +# include +#endif +int main () +{ + int result = 0; +#if HAVE_LSTAT + if (open ("conftest.lnk/", O_RDONLY) != -1) + result |= 1; +#endif + if (open ("conftest.sl/", O_CREAT, 0600) >= 0) + result |= 2; + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_open_slash=yes +else + gl_cv_func_open_slash=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.sl conftest.tmp conftest.lnk + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_open_slash" >&5 +printf "%s\n" "$gl_cv_func_open_slash" >&6; } + case "$gl_cv_func_open_slash" in + *no) + +printf "%s\n" "#define OPEN_TRAILING_SLASH_BUG 1" >>confdefs.h + + REPLACE_OPEN=1 + ;; + esac + ;; + esac + + if test $REPLACE_OPEN = 0; then + + + + if test $ac_cv_func_fchdir = no; then + HAVE_FCHDIR=0 + fi + + if test $HAVE_FCHDIR = 0; then + REPLACE_OPEN=1 + fi + fi + + + + if test $REPLACE_OPEN = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS open.$ac_objext" + + + + : + + fi + + + + + + GNULIB_OPEN=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_OPEN 1" >>confdefs.h + + + + + + + + + case $ac_cv_func_openat+$gl_cv_func_lstat_dereferences_slashed_symlink in + yes+*yes) + ;; + yes+*) + # Solaris 9 has *at functions, but uniformly mishandles trailing + # slash in all of them. + REPLACE_OPENAT=1 + ;; + *) + HAVE_OPENAT=0 + ;; + esac + + if test $HAVE_OPENAT = 0 || test $REPLACE_OPENAT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS openat.$ac_objext" + + + + : + + fi + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_OPENAT 1 +_ACEOF + + + + + + + GNULIB_OPENAT=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_OPENAT 1" >>confdefs.h + + + + + + + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_OPENAT_SAFER 1 +_ACEOF + + + + + + for ac_func in opendir +do : + ac_fn_c_check_func "$LINENO" "opendir" "ac_cv_func_opendir" +if test "x$ac_cv_func_opendir" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_OPENDIR 1 +_ACEOF + +fi +done + + if test $ac_cv_func_opendir = no; then + HAVE_OPENDIR=0 + fi + + + + + if test $ac_cv_func_fchdir = no; then + HAVE_FCHDIR=0 + fi + + if test $HAVE_FCHDIR = 0; then + if test $HAVE_OPENDIR = 1; then + REPLACE_OPENDIR=1 + fi + fi + + case $host_os,$HAVE_OPENDIR in + os2*,1) + REPLACE_OPENDIR=1;; + esac + + if test $HAVE_OPENDIR = 0 || test $REPLACE_OPENDIR = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS opendir.$ac_objext" + + fi + + + + + + GNULIB_OPENDIR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_OPENDIR 1" >>confdefs.h + + + + + + + + + + + + if test "$ERRNO_H:$REPLACE_STRERROR_0" != :0; then + REPLACE_PERROR=1 + fi + case ${gl_cv_func_strerror_r_works-unset} in + unset|*yes) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether perror matches strerror" >&5 +printf %s "checking whether perror matches strerror... " >&6; } +if test ${gl_cv_func_perror_works+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + gl_cv_func_perror_works="guessing no" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + #include + #include + +int +main (void) +{ +char *str = strerror (-1); + if (!getenv("CONFTEST_OUTPUT")) return 0; + if (!str) str = ""; + puts (str); + errno = -1; + perror (""); + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + if CONFTEST_OUTPUT=1 ./conftest$EXEEXT >conftest.txt1 2>conftest.txt2 \ + && cmp conftest.txt1 conftest.txt2 >/dev/null; then + gl_cv_func_perror_works=yes + else + gl_cv_func_perror_works=no + fi + rm -rf conftest.txt1 conftest.txt2 +else + gl_cv_func_perror_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_perror_works" >&5 +printf "%s\n" "$gl_cv_func_perror_works" >&6; } + if test "$gl_cv_func_perror_works" != yes; then + REPLACE_PERROR=1 + fi + ;; + *) + REPLACE_PERROR=1 + ;; + esac + + if test $REPLACE_PERROR = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS perror.$ac_objext" + + fi + + + + + + GNULIB_PERROR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_PERROR 1" >>confdefs.h + + + + + + if test $gl_cv_func_frexp_no_libm = yes; then + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexp works" >&5 +printf %s "checking whether frexp works... " >&6; } +if test ${gl_cv_func_frexp_works+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + case "$host_os" in + netbsd* | irix* | mingw*) gl_cv_func_frexp_works="guessing no";; + *) gl_cv_func_frexp_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include +#if HAVE_DECL_ALARM +# include +# include +#endif +/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. + ICC 10.0 has a bug when optimizing the expression -zero. + The expression -DBL_MIN * DBL_MIN does not work when cross-compiling + to PowerPC on Mac OS X 10.5. */ +#if defined __hpux || defined __sgi || defined __ICC +static double +compute_minus_zero (void) +{ + return -DBL_MIN * DBL_MIN; +} +# define minus_zero compute_minus_zero () +#else +double minus_zero = -0.0; +#endif +int main() +{ + int result = 0; + int i; + volatile double x; + double zero = 0.0; +#if HAVE_DECL_ALARM + /* NeXTstep 3.3 frexp() runs into an endless loop when called on an infinite + number. Let the test fail in this case. */ + signal (SIGALRM, SIG_DFL); + alarm (5); +#endif + /* Test on denormalized numbers. */ + for (i = 1, x = 1.0; i >= DBL_MIN_EXP; i--, x *= 0.5) + ; + if (x > 0.0) + { + int exp; + double y = frexp (x, &exp); + /* On machines with IEEE754 arithmetic: x = 1.11254e-308, exp = -1022. + On NetBSD: y = 0.75. Correct: y = 0.5. */ + if (y != 0.5) + result |= 1; + } + /* Test on infinite numbers. */ + x = 1.0 / zero; + { + int exp; + double y = frexp (x, &exp); + if (y != x) + result |= 2; + } + /* Test on negative zero. */ + x = minus_zero; + { + int exp; + double y = frexp (x, &exp); + if (memcmp (&y, &x, sizeof x)) + result |= 4; + } + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_frexp_works=yes +else + gl_cv_func_frexp_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_works" >&5 +printf "%s\n" "$gl_cv_func_frexp_works" >&6; } + + case "$gl_cv_func_frexp_works" in + *yes) + +printf "%s\n" "#define HAVE_FREXP_IN_LIBC 1" >>confdefs.h + + ;; + esac + fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ldexp can be used without linking with libm" >&5 +printf %s "checking whether ldexp can be used without linking with libm... " >&6; } +if test ${gl_cv_func_ldexp_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + double x; + int y; +int +main (void) +{ +return ldexp (x, y) < 1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_ldexp_no_libm=yes +else + gl_cv_func_ldexp_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexp_no_libm" >&5 +printf "%s\n" "$gl_cv_func_ldexp_no_libm" >&6; } + if test $gl_cv_func_ldexp_no_libm = yes; then + +printf "%s\n" "#define HAVE_LDEXP_IN_LIBC 1" >>confdefs.h + + fi + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexpl() can be used without linking with libm" >&5 +printf %s "checking whether frexpl() can be used without linking with libm... " >&6; } +if test ${gl_cv_func_frexpl_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + long double x; +int +main (void) +{ +int e; return frexpl (x, &e) > 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_frexpl_no_libm=yes +else + gl_cv_func_frexpl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_no_libm" >&5 +printf "%s\n" "$gl_cv_func_frexpl_no_libm" >&6; } + + if test $gl_cv_func_frexpl_no_libm = yes; then + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether frexpl works" >&5 +printf %s "checking whether frexpl works... " >&6; } +if test ${gl_cv_func_frexpl_works+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + aix | aix[3-6]* | beos* | darwin* | irix* | mingw* | pw*) + gl_cv_func_frexpl_works="guessing no";; + *) gl_cv_func_frexpl_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +/* Override the values of , like done in float.in.h. */ +#if defined __i386__ && (defined __BEOS__ || defined __OpenBSD__) +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP (-16381) +#endif +#if defined __i386__ && defined __FreeBSD__ +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP (-16381) +#endif +#if (defined _ARCH_PPC || defined _POWER) && defined _AIX && (LDBL_MANT_DIG == 106) && defined __GNUC__ +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP DBL_MIN_EXP +#endif +#if defined __sgi && (LDBL_MANT_DIG >= 106) +# if defined __GNUC__ +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP DBL_MIN_EXP +# endif +#endif +extern +#ifdef __cplusplus +"C" +#endif +long double frexpl (long double, int *); +int main() +{ + int result = 0; + volatile long double x; + /* Test on finite numbers that fails on AIX 5.1. */ + x = 16.0L; + { + int exp = -9999; + frexpl (x, &exp); + if (exp != 5) + result |= 1; + } + /* Test on finite numbers that fails on Mac OS X 10.4, because its frexpl + function returns an invalid (incorrectly normalized) value: it returns + y = { 0x3fe028f5, 0xc28f5c28, 0x3c9eb851, 0xeb851eb8 } + but the correct result is + 0.505L = { 0x3fe028f5, 0xc28f5c29, 0xbc547ae1, 0x47ae1480 } */ + x = 1.01L; + { + int exp = -9999; + long double y = frexpl (x, &exp); + if (!(exp == 1 && y == 0.505L)) + result |= 2; + } + /* Test on large finite numbers. This fails on BeOS at i = 16322, while + LDBL_MAX_EXP = 16384. + In the loop end test, we test x against Infinity, rather than comparing + i with LDBL_MAX_EXP, because BeOS has a wrong LDBL_MAX_EXP. */ + { + int i; + for (i = 1, x = 1.0L; x != x + x; i++, x *= 2.0L) + { + int exp = -9999; + frexpl (x, &exp); + if (exp != i) + { + result |= 4; + break; + } + } + } + /* Test on denormalized numbers. */ + { + int i; + for (i = 1, x = 1.0L; i >= LDBL_MIN_EXP; i--, x *= 0.5L) + ; + if (x > 0.0L) + { + int exp; + long double y = frexpl (x, &exp); + /* On machines with IEEE854 arithmetic: x = 1.68105e-4932, + exp = -16382, y = 0.5. On Mac OS X 10.5: exp = -16384, y = 0.5. */ + if (exp != LDBL_MIN_EXP - 1) + result |= 8; + } + } + /* Test on infinite numbers. */ + x = 1.0L / 0.0L; + { + int exp; + long double y = frexpl (x, &exp); + if (y != x) + result |= 16; + } + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_frexpl_works=yes +else + gl_cv_func_frexpl_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_works" >&5 +printf "%s\n" "$gl_cv_func_frexpl_works" >&6; } + + case "$gl_cv_func_frexpl_works" in + *yes) gl_func_frexpl_no_libm=yes ;; + *) gl_func_frexpl_no_libm=no; REPLACE_FREXPL=1 ;; + esac + else + gl_func_frexpl_no_libm=no + REPLACE_FREXPL=1 + fi + if test $gl_func_frexpl_no_libm = yes; then + +printf "%s\n" "#define HAVE_FREXPL_IN_LIBC 1" >>confdefs.h + + ac_fn_c_check_decl "$LINENO" "frexpl" "ac_cv_have_decl_frexpl" "#include +" +if test "x$ac_cv_have_decl_frexpl" = xyes +then : + +else + HAVE_DECL_FREXPL=0 +fi + + fi + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ldexpl() can be used without linking with libm" >&5 +printf %s "checking whether ldexpl() can be used without linking with libm... " >&6; } +if test ${gl_cv_func_ldexpl_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + long double x; +int +main (void) +{ +return ldexpl (x, -1) > 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_ldexpl_no_libm=yes +else + gl_cv_func_ldexpl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexpl_no_libm" >&5 +printf "%s\n" "$gl_cv_func_ldexpl_no_libm" >&6; } + + if test $gl_cv_func_ldexpl_no_libm = yes; then + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ldexpl works" >&5 +printf %s "checking whether ldexpl works... " >&6; } +if test ${gl_cv_func_ldexpl_works+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + case "$host_os" in + aix | aix[3-6]*) gl_cv_func_ldexpl_works="guessing no";; + *) gl_cv_func_ldexpl_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +extern +#ifdef __cplusplus +"C" +#endif +long double ldexpl (long double, int); +int main() +{ + int result = 0; + { + volatile long double x = 1.0; + volatile long double y = ldexpl (x, -1); + if (y != 0.5L) + result |= 1; + } + { + volatile long double x = 1.73205L; + volatile long double y = ldexpl (x, 0); + if (y != x) + result |= 2; + } + return result; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_ldexpl_works=yes +else + gl_cv_func_ldexpl_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexpl_works" >&5 +printf "%s\n" "$gl_cv_func_ldexpl_works" >&6; } + + case "$gl_cv_func_ldexpl_works" in + *yes) + +printf "%s\n" "#define HAVE_LDEXPL_IN_LIBC 1" >>confdefs.h + + ac_fn_c_check_decl "$LINENO" "ldexpl" "ac_cv_have_decl_ldexpl" "#include +" +if test "x$ac_cv_have_decl_ldexpl" = xyes +then : + +else + HAVE_DECL_LDEXPL=0 +fi + + ;; + esac + fi + + + + if test $gl_cv_func_vfprintf_posix = no; then + + + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS printf.$ac_objext" + + REPLACE_PRINTF=1 + +printf "%s\n" "#define REPLACE_PRINTF_POSIX 1" >>confdefs.h + + : + + fi + + + + + + + GNULIB_PRINTF_POSIX=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_PRINTF_POSIX 1" >>confdefs.h + + + + + + + + for ac_func in readdir +do : + ac_fn_c_check_func "$LINENO" "readdir" "ac_cv_func_readdir" +if test "x$ac_cv_func_readdir" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_READDIR 1 +_ACEOF + +fi +done + + if test $ac_cv_func_readdir = no; then + HAVE_READDIR=0 + fi + + if test $HAVE_READDIR = 0; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS readdir.$ac_objext" + + fi + + + + + + GNULIB_READDIR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_READDIR 1" >>confdefs.h + + + + + + + for ac_header in stdlib.h +do : + ac_fn_c_check_header_compile "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default" +if test "x$ac_cv_header_stdlib_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STDLIB_H 1 +_ACEOF + +fi +done + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible realloc" >&5 +printf %s "checking for GNU libc compatible realloc... " >&6; } +if test ${ac_cv_func_realloc_0_nonnull+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on platforms where we know the result. + *-gnu* | freebsd* | netbsd* | openbsd* \ + | hpux* | solaris* | cygwin* | mingw*) + ac_cv_func_realloc_0_nonnull=yes ;; + # If we don't know, assume the worst. + *) ac_cv_func_realloc_0_nonnull=no ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if defined STDC_HEADERS || defined HAVE_STDLIB_H + # include + #else + char *realloc (); + #endif + +int +main (void) +{ +char *p = realloc (0, 0); + int result = !p; + free (p); + return result; + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + ac_cv_func_realloc_0_nonnull=yes +else + ac_cv_func_realloc_0_nonnull=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_realloc_0_nonnull" >&5 +printf "%s\n" "$ac_cv_func_realloc_0_nonnull" >&6; } + if test $ac_cv_func_realloc_0_nonnull = yes +then : + +printf "%s\n" "#define HAVE_REALLOC_GNU 1" >>confdefs.h + +else + printf "%s\n" "#define HAVE_REALLOC_GNU 0" >>confdefs.h + + REPLACE_REALLOC=1 + +fi + + + if test $REPLACE_REALLOC = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS realloc.$ac_objext" + + fi + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_REALLOC_GNU 1 +_ACEOF + + + + + + if test $gl_cv_func_malloc_posix = yes; then + +printf "%s\n" "#define HAVE_REALLOC_POSIX 1" >>confdefs.h + + else + REPLACE_REALLOC=1 + fi + + if test $REPLACE_REALLOC = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS realloc.$ac_objext" + + fi + + + + + + GNULIB_REALLOC_POSIX=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_REALLOC_POSIX 1" >>confdefs.h + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether rmdir works" >&5 +printf %s "checking whether rmdir works... " >&6; } +if test ${gl_cv_func_rmdir_works+y} +then : + printf %s "(cached) " >&6 +else + mkdir conftest.dir + touch conftest.file + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_rmdir_works="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_rmdir_works="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + #include + #if HAVE_UNISTD_H + # include + #else /* on Windows with MSVC */ + # include + #endif + +int +main (void) +{ +int result = 0; + if (!rmdir ("conftest.file/")) + result |= 1; + else if (errno != ENOTDIR) + result |= 2; + if (!rmdir ("conftest.dir/./")) + result |= 4; + return result; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_rmdir_works=yes +else + gl_cv_func_rmdir_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -rf conftest.dir conftest.file +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_rmdir_works" >&5 +printf "%s\n" "$gl_cv_func_rmdir_works" >&6; } + case "$gl_cv_func_rmdir_works" in + *yes) ;; + *) + REPLACE_RMDIR=1 + ;; + esac + + if test $REPLACE_RMDIR = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS rmdir.$ac_objext" + + fi + + + + + + GNULIB_RMDIR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_RMDIR 1" >>confdefs.h + + + + + + + + : + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for signbit macro" >&5 +printf %s "checking for signbit macro... " >&6; } +if test ${gl_cv_func_signbit+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_signbit="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_signbit="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +/* If signbit is defined as a function, don't use it, since calling it for + 'float' or 'long double' arguments would involve conversions. + If signbit is not declared at all but exists as a library function, don't + use it, since the prototype may not match. + If signbit is not declared at all but exists as a compiler built-in, don't + use it, since it's preferable to use __builtin_signbit* (no warnings, + no conversions). */ +#ifndef signbit +# error "signbit should be a macro" +#endif +#include + +/* Global variables. + Needed because GCC 4 constant-folds __builtin_signbitl (literal) + but cannot constant-fold __builtin_signbitl (variable). */ +float vf; +double vd; +long double vl; +int main () +{ +/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. + So we use -p0f and -p0d instead. */ +float p0f = 0.0f; +float m0f = -p0f; +double p0d = 0.0; +double m0d = -p0d; +/* On HP-UX 10.20, negating 0.0L does not yield -0.0L. + So we use another constant expression instead. + But that expression does not work on other platforms, such as when + cross-compiling to PowerPC on Mac OS X 10.5. */ +long double p0l = 0.0L; +#if defined __hpux || defined __sgi +long double m0l = -LDBL_MIN * LDBL_MIN; +#else +long double m0l = -p0l; +#endif + int result = 0; + if (signbit (vf)) /* link check */ + vf++; + { + float plus_inf = 1.0f / p0f; + float minus_inf = -1.0f / p0f; + if (!(!signbit (255.0f) + && signbit (-255.0f) + && !signbit (p0f) + && (memcmp (&m0f, &p0f, sizeof (float)) == 0 || signbit (m0f)) + && !signbit (plus_inf) + && signbit (minus_inf))) + result |= 1; + } + if (signbit (vd)) /* link check */ + vd++; + { + double plus_inf = 1.0 / p0d; + double minus_inf = -1.0 / p0d; + if (!(!signbit (255.0) + && signbit (-255.0) + && !signbit (p0d) + && (memcmp (&m0d, &p0d, sizeof (double)) == 0 || signbit (m0d)) + && !signbit (plus_inf) + && signbit (minus_inf))) + result |= 2; + } + if (signbit (vl)) /* link check */ + vl++; + { + long double plus_inf = 1.0L / p0l; + long double minus_inf = -1.0L / p0l; + if (signbit (255.0L)) + result |= 4; + if (!signbit (-255.0L)) + result |= 4; + if (signbit (p0l)) + result |= 8; + if (!(memcmp (&m0l, &p0l, sizeof (long double)) == 0 || signbit (m0l))) + result |= 16; + if (signbit (plus_inf)) + result |= 32; + if (!signbit (minus_inf)) + result |= 64; + } + return result; +} + + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_signbit=yes +else + gl_cv_func_signbit=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_signbit" >&5 +printf "%s\n" "$gl_cv_func_signbit" >&6; } + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for signbit compiler built-ins" >&5 +printf %s "checking for signbit compiler built-ins... " >&6; } +if test ${gl_cv_func_signbit_gcc+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_signbit_gcc="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_signbit_gcc="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if __GNUC__ >= 4 +# define signbit(x) \ + (sizeof (x) == sizeof (long double) ? __builtin_signbitl (x) : \ + sizeof (x) == sizeof (double) ? __builtin_signbit (x) : \ + __builtin_signbitf (x)) +#else +# error "signbit should be three compiler built-ins" +#endif +#include + +/* Global variables. + Needed because GCC 4 constant-folds __builtin_signbitl (literal) + but cannot constant-fold __builtin_signbitl (variable). */ +float vf; +double vd; +long double vl; +int main () +{ +/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. + So we use -p0f and -p0d instead. */ +float p0f = 0.0f; +float m0f = -p0f; +double p0d = 0.0; +double m0d = -p0d; +/* On HP-UX 10.20, negating 0.0L does not yield -0.0L. + So we use another constant expression instead. + But that expression does not work on other platforms, such as when + cross-compiling to PowerPC on Mac OS X 10.5. */ +long double p0l = 0.0L; +#if defined __hpux || defined __sgi +long double m0l = -LDBL_MIN * LDBL_MIN; +#else +long double m0l = -p0l; +#endif + int result = 0; + if (signbit (vf)) /* link check */ + vf++; + { + float plus_inf = 1.0f / p0f; + float minus_inf = -1.0f / p0f; + if (!(!signbit (255.0f) + && signbit (-255.0f) + && !signbit (p0f) + && (memcmp (&m0f, &p0f, sizeof (float)) == 0 || signbit (m0f)) + && !signbit (plus_inf) + && signbit (minus_inf))) + result |= 1; + } + if (signbit (vd)) /* link check */ + vd++; + { + double plus_inf = 1.0 / p0d; + double minus_inf = -1.0 / p0d; + if (!(!signbit (255.0) + && signbit (-255.0) + && !signbit (p0d) + && (memcmp (&m0d, &p0d, sizeof (double)) == 0 || signbit (m0d)) + && !signbit (plus_inf) + && signbit (minus_inf))) + result |= 2; + } + if (signbit (vl)) /* link check */ + vl++; + { + long double plus_inf = 1.0L / p0l; + long double minus_inf = -1.0L / p0l; + if (signbit (255.0L)) + result |= 4; + if (!signbit (-255.0L)) + result |= 4; + if (signbit (p0l)) + result |= 8; + if (!(memcmp (&m0l, &p0l, sizeof (long double)) == 0 || signbit (m0l))) + result |= 16; + if (signbit (plus_inf)) + result |= 32; + if (!signbit (minus_inf)) + result |= 64; + } + return result; +} + + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_signbit_gcc=yes +else + gl_cv_func_signbit_gcc=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_signbit_gcc" >&5 +printf "%s\n" "$gl_cv_func_signbit_gcc" >&6; } + case "$gl_cv_func_signbit_gcc" in + *yes) + REPLACE_SIGNBIT_USING_GCC=1 + ;; + *) + case "$gl_cv_func_signbit" in + *yes) ;; + *) + REPLACE_SIGNBIT=1 + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the sign bit in a 'float'" >&5 +printf %s "checking where to find the sign bit in a 'float'... " >&6; } +if test ${gl_cv_cc_float_signbit+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + gl_cv_cc_float_signbit="unknown" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#define NWORDS \ + ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { float value; unsigned int word[NWORDS]; } + memory_float; +static memory_float plus = { 1.0f }; +static memory_float minus = { -1.0f }; +int main () +{ + size_t j, k, i; + unsigned int m; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + /* Find the different bit. */ + k = 0; m = 0; + for (j = 0; j < NWORDS; j++) + { + unsigned int x = plus.word[j] ^ minus.word[j]; + if ((x & (x - 1)) || (x && m)) + { + /* More than one bit difference. */ + fprintf (fp, "unknown"); + return 2; + } + if (x) + { + k = j; + m = x; + } + } + if (m == 0) + { + /* No difference. */ + fprintf (fp, "unknown"); + return 3; + } + /* Now m = plus.word[k] ^ ~minus.word[k]. */ + if (plus.word[k] & ~minus.word[k]) + { + /* Oh? The sign bit is set in the positive and cleared in the negative + numbers? */ + fprintf (fp, "unknown"); + return 4; + } + for (i = 0; ; i++) + if ((m >> i) & 1) + break; + fprintf (fp, "word %d bit %d", (int) k, (int) i); + if (fclose (fp) != 0) + return 5; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_cc_float_signbit=`cat conftest.out` +else + gl_cv_cc_float_signbit="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_signbit" >&5 +printf "%s\n" "$gl_cv_cc_float_signbit" >&6; } + case "$gl_cv_cc_float_signbit" in + word*bit*) + word=`echo "$gl_cv_cc_float_signbit" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_float_signbit" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define FLT_SIGNBIT_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define FLT_SIGNBIT_BIT $bit +_ACEOF + + ;; + esac + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the sign bit in a 'double'" >&5 +printf %s "checking where to find the sign bit in a 'double'... " >&6; } +if test ${gl_cv_cc_double_signbit+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + gl_cv_cc_double_signbit="unknown" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#define NWORDS \ + ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { double value; unsigned int word[NWORDS]; } + memory_float; +static memory_float plus = { 1.0 }; +static memory_float minus = { -1.0 }; +int main () +{ + size_t j, k, i; + unsigned int m; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + /* Find the different bit. */ + k = 0; m = 0; + for (j = 0; j < NWORDS; j++) + { + unsigned int x = plus.word[j] ^ minus.word[j]; + if ((x & (x - 1)) || (x && m)) + { + /* More than one bit difference. */ + fprintf (fp, "unknown"); + return 2; + } + if (x) + { + k = j; + m = x; + } + } + if (m == 0) + { + /* No difference. */ + fprintf (fp, "unknown"); + return 3; + } + /* Now m = plus.word[k] ^ ~minus.word[k]. */ + if (plus.word[k] & ~minus.word[k]) + { + /* Oh? The sign bit is set in the positive and cleared in the negative + numbers? */ + fprintf (fp, "unknown"); + return 4; + } + for (i = 0; ; i++) + if ((m >> i) & 1) + break; + fprintf (fp, "word %d bit %d", (int) k, (int) i); + if (fclose (fp) != 0) + return 5; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_cc_double_signbit=`cat conftest.out` +else + gl_cv_cc_double_signbit="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_signbit" >&5 +printf "%s\n" "$gl_cv_cc_double_signbit" >&6; } + case "$gl_cv_cc_double_signbit" in + word*bit*) + word=`echo "$gl_cv_cc_double_signbit" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_double_signbit" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define DBL_SIGNBIT_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define DBL_SIGNBIT_BIT $bit +_ACEOF + + ;; + esac + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking where to find the sign bit in a 'long double'" >&5 +printf %s "checking where to find the sign bit in a 'long double'... " >&6; } +if test ${gl_cv_cc_long_double_signbit+y} +then : + printf %s "(cached) " >&6 +else + + if test "$cross_compiling" = yes +then : + + gl_cv_cc_long_double_signbit="unknown" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#define NWORDS \ + ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { long double value; unsigned int word[NWORDS]; } + memory_float; +static memory_float plus = { 1.0L }; +static memory_float minus = { -1.0L }; +int main () +{ + size_t j, k, i; + unsigned int m; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + /* Find the different bit. */ + k = 0; m = 0; + for (j = 0; j < NWORDS; j++) + { + unsigned int x = plus.word[j] ^ minus.word[j]; + if ((x & (x - 1)) || (x && m)) + { + /* More than one bit difference. */ + fprintf (fp, "unknown"); + return 2; + } + if (x) + { + k = j; + m = x; + } + } + if (m == 0) + { + /* No difference. */ + fprintf (fp, "unknown"); + return 3; + } + /* Now m = plus.word[k] ^ ~minus.word[k]. */ + if (plus.word[k] & ~minus.word[k]) + { + /* Oh? The sign bit is set in the positive and cleared in the negative + numbers? */ + fprintf (fp, "unknown"); + return 4; + } + for (i = 0; ; i++) + if ((m >> i) & 1) + break; + fprintf (fp, "word %d bit %d", (int) k, (int) i); + if (fclose (fp) != 0) + return 5; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_cc_long_double_signbit=`cat conftest.out` +else + gl_cv_cc_long_double_signbit="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_signbit" >&5 +printf "%s\n" "$gl_cv_cc_long_double_signbit" >&6; } + case "$gl_cv_cc_long_double_signbit" in + word*bit*) + word=`echo "$gl_cv_cc_long_double_signbit" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_long_double_signbit" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define LDBL_SIGNBIT_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define LDBL_SIGNBIT_BIT $bit +_ACEOF + + ;; + esac + + + if test "$gl_cv_cc_float_signbit" = unknown; then + ac_fn_c_check_decl "$LINENO" "copysignf" "ac_cv_have_decl_copysignf" "#include +" +if test "x$ac_cv_have_decl_copysignf" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_COPYSIGNF $ac_have_decl +_ACEOF + + if test "$ac_cv_have_decl_copysignf" = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether copysignf can be used without linking with libm" >&5 +printf %s "checking whether copysignf can be used without linking with libm... " >&6; } +if test ${gl_cv_func_copysignf_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + float x, y; +int +main (void) +{ +return copysignf (x, y) < 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_copysignf_no_libm=yes +else + gl_cv_func_copysignf_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysignf_no_libm" >&5 +printf "%s\n" "$gl_cv_func_copysignf_no_libm" >&6; } + if test $gl_cv_func_copysignf_no_libm = yes; then + +printf "%s\n" "#define HAVE_COPYSIGNF_IN_LIBC 1" >>confdefs.h + + fi + fi + fi + if test "$gl_cv_cc_double_signbit" = unknown; then + ac_fn_c_check_decl "$LINENO" "copysign" "ac_cv_have_decl_copysign" "#include +" +if test "x$ac_cv_have_decl_copysign" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_COPYSIGN $ac_have_decl +_ACEOF + + if test "$ac_cv_have_decl_copysign" = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether copysign can be used without linking with libm" >&5 +printf %s "checking whether copysign can be used without linking with libm... " >&6; } +if test ${gl_cv_func_copysign_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + double x, y; +int +main (void) +{ +return copysign (x, y) < 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_copysign_no_libm=yes +else + gl_cv_func_copysign_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysign_no_libm" >&5 +printf "%s\n" "$gl_cv_func_copysign_no_libm" >&6; } + if test $gl_cv_func_copysign_no_libm = yes; then + +printf "%s\n" "#define HAVE_COPYSIGN_IN_LIBC 1" >>confdefs.h + + fi + fi + fi + if test "$gl_cv_cc_long_double_signbit" = unknown; then + ac_fn_c_check_decl "$LINENO" "copysignl" "ac_cv_have_decl_copysignl" "#include +" +if test "x$ac_cv_have_decl_copysignl" = xyes +then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_COPYSIGNL $ac_have_decl +_ACEOF + + if test "$ac_cv_have_decl_copysignl" = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether copysignl can be used without linking with libm" >&5 +printf %s "checking whether copysignl can be used without linking with libm... " >&6; } +if test ${gl_cv_func_copysignl_no_libm+y} +then : + printf %s "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + long double x, y; +int +main (void) +{ +return copysignl (x, y) < 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_func_copysignl_no_libm=yes +else + gl_cv_func_copysignl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysignl_no_libm" >&5 +printf "%s\n" "$gl_cv_func_copysignl_no_libm" >&6; } + if test $gl_cv_func_copysignl_no_libm = yes; then + +printf "%s\n" "#define HAVE_COPYSIGNL_IN_LIBC 1" >>confdefs.h + + fi + fi + fi + ;; + esac + ;; + esac + + if test $REPLACE_SIGNBIT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS signbitf.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS signbitd.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS signbitl.$ac_objext" + + fi + + + + + + GNULIB_SIGNBIT=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_SIGNBIT 1" >>confdefs.h + + + + + for ac_header in stdint.h +do : + ac_fn_c_check_header_compile "$LINENO" "stdint.h" "ac_cv_header_stdint_h" "$ac_includes_default" +if test "x$ac_cv_header_stdint_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STDINT_H 1 +_ACEOF + +fi +done + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for SIZE_MAX" >&5 +printf %s "checking for SIZE_MAX... " >&6; } +if test ${gl_cv_size_max+y} +then : + printf %s "(cached) " >&6 +else + + gl_cv_size_max= + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#if HAVE_STDINT_H +#include +#endif +#ifdef SIZE_MAX +Found it +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "Found it" >/dev/null 2>&1 +then : + gl_cv_size_max=yes +fi +rm -rf conftest* + + if test -z "$gl_cv_size_max"; then + if ac_fn_c_compute_int "$LINENO" "sizeof (size_t) * CHAR_BIT - 1" "size_t_bits_minus_1" "#include +#include " +then : + +else + size_t_bits_minus_1= +fi + + if ac_fn_c_compute_int "$LINENO" "sizeof (size_t) <= sizeof (unsigned int)" "fits_in_uint" "#include " +then : + +else + fits_in_uint= +fi + + if test -n "$size_t_bits_minus_1" && test -n "$fits_in_uint"; then + if test $fits_in_uint = 1; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + extern size_t foo; + extern unsigned long foo; + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + fits_in_uint=0 +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $fits_in_uint = 1; then + gl_cv_size_max="(((1U << $size_t_bits_minus_1) - 1) * 2 + 1)" + else + gl_cv_size_max="(((1UL << $size_t_bits_minus_1) - 1) * 2 + 1)" + fi + else + gl_cv_size_max='((size_t)~(size_t)0)' + fi + fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_size_max" >&5 +printf "%s\n" "$gl_cv_size_max" >&6; } + if test "$gl_cv_size_max" != yes; then + +cat >>confdefs.h <<_ACEOF +#define SIZE_MAX $gl_cv_size_max +_ACEOF + + fi + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ssize_t" >&5 +printf %s "checking for ssize_t... " >&6; } +if test ${gt_cv_ssize_t+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main (void) +{ +int x = sizeof (ssize_t *) + sizeof (ssize_t); + return !x; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gt_cv_ssize_t=yes +else + gt_cv_ssize_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gt_cv_ssize_t" >&5 +printf "%s\n" "$gt_cv_ssize_t" >&6; } + if test $gt_cv_ssize_t = no; then + +printf "%s\n" "#define ssize_t int" >>confdefs.h + + fi + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stat handles trailing slashes on directories" >&5 +printf %s "checking whether stat handles trailing slashes on directories... " >&6; } +if test ${gl_cv_func_stat_dir_slash+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case $host_os in + mingw*) gl_cv_func_stat_dir_slash="guessing no";; + *) gl_cv_func_stat_dir_slash="guessing yes";; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +struct stat st; return stat (".", &st) != stat ("./", &st); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_stat_dir_slash=yes +else + gl_cv_func_stat_dir_slash=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_stat_dir_slash" >&5 +printf "%s\n" "$gl_cv_func_stat_dir_slash" >&6; } + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stat handles trailing slashes on files" >&5 +printf %s "checking whether stat handles trailing slashes on files... " >&6; } +if test ${gl_cv_func_stat_file_slash+y} +then : + printf %s "(cached) " >&6 +else + touch conftest.tmp + # Assume that if we have lstat, we can also check symlinks. + if test $ac_cv_func_lstat = yes; then + ln -s conftest.tmp conftest.lnk + fi + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_stat_file_slash="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_stat_file_slash="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +int result = 0; + struct stat st; + if (!stat ("conftest.tmp/", &st)) + result |= 1; +#if HAVE_LSTAT + if (!stat ("conftest.lnk/", &st)) + result |= 2; +#endif + return result; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_stat_file_slash=yes +else + gl_cv_func_stat_file_slash=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.tmp conftest.lnk +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_stat_file_slash" >&5 +printf "%s\n" "$gl_cv_func_stat_file_slash" >&6; } + case $gl_cv_func_stat_dir_slash in + *no) REPLACE_STAT=1 + +printf "%s\n" "#define REPLACE_FUNC_STAT_DIR 1" >>confdefs.h +;; + esac + case $gl_cv_func_stat_file_slash in + *no) REPLACE_STAT=1 + +printf "%s\n" "#define REPLACE_FUNC_STAT_FILE 1" >>confdefs.h +;; + esac + + if test $REPLACE_STAT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS stat.$ac_objext" + + : + fi + + + + + + GNULIB_STAT=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_STAT 1" >>confdefs.h + + + + + + + + ac_fn_c_check_member "$LINENO" "struct stat" "st_atim.tv_nsec" "ac_cv_member_struct_stat_st_atim_tv_nsec" "#include + #include +" +if test "x$ac_cv_member_struct_stat_st_atim_tv_nsec" = xyes +then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_STAT_ST_ATIM_TV_NSEC 1 +_ACEOF + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether struct stat.st_atim is of type struct timespec" >&5 +printf %s "checking whether struct stat.st_atim is of type struct timespec... " >&6; } +if test ${ac_cv_typeof_struct_stat_st_atim_is_struct_timespec+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include + #include + #if HAVE_SYS_TIME_H + # include + #endif + #include + struct timespec ts; + struct stat st; + +int +main (void) +{ + + st.st_atim = ts; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=yes +else + ac_cv_typeof_struct_stat_st_atim_is_struct_timespec=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_typeof_struct_stat_st_atim_is_struct_timespec" >&5 +printf "%s\n" "$ac_cv_typeof_struct_stat_st_atim_is_struct_timespec" >&6; } + if test $ac_cv_typeof_struct_stat_st_atim_is_struct_timespec = yes; then + +printf "%s\n" "#define TYPEOF_STRUCT_STAT_ST_ATIM_IS_STRUCT_TIMESPEC 1" >>confdefs.h + + fi +else + ac_fn_c_check_member "$LINENO" "struct stat" "st_atimespec.tv_nsec" "ac_cv_member_struct_stat_st_atimespec_tv_nsec" "#include + #include +" +if test "x$ac_cv_member_struct_stat_st_atimespec_tv_nsec" = xyes +then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_STAT_ST_ATIMESPEC_TV_NSEC 1 +_ACEOF + + +else + ac_fn_c_check_member "$LINENO" "struct stat" "st_atimensec" "ac_cv_member_struct_stat_st_atimensec" "#include + #include +" +if test "x$ac_cv_member_struct_stat_st_atimensec" = xyes +then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_STAT_ST_ATIMENSEC 1 +_ACEOF + + +else + ac_fn_c_check_member "$LINENO" "struct stat" "st_atim.st__tim.tv_nsec" "ac_cv_member_struct_stat_st_atim_st__tim_tv_nsec" "#include + #include +" +if test "x$ac_cv_member_struct_stat_st_atim_st__tim_tv_nsec" = xyes +then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_STAT_ST_ATIM_ST__TIM_TV_NSEC 1 +_ACEOF + + +fi + +fi + +fi + +fi + + + + + + ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtimespec.tv_nsec" "ac_cv_member_struct_stat_st_birthtimespec_tv_nsec" "#include + #include +" +if test "x$ac_cv_member_struct_stat_st_birthtimespec_tv_nsec" = xyes +then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC 1 +_ACEOF + + +else + ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtimensec" "ac_cv_member_struct_stat_st_birthtimensec" "#include + #include +" +if test "x$ac_cv_member_struct_stat_st_birthtimensec" = xyes +then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC 1 +_ACEOF + + +else + ac_fn_c_check_member "$LINENO" "struct stat" "st_birthtim.tv_nsec" "ac_cv_member_struct_stat_st_birthtim_tv_nsec" "#include + #include +" +if test "x$ac_cv_member_struct_stat_st_birthtim_tv_nsec" = xyes +then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_STAT_ST_BIRTHTIM_TV_NSEC 1 +_ACEOF + + +fi + +fi + +fi + + + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_STATAT 1 +_ACEOF + + + + + # Define two additional variables used in the Makefile substitution. + + if test "$ac_cv_header_stdbool_h" = yes; then + STDBOOL_H='' + else + STDBOOL_H='stdbool.h' + fi + + if test -n "$STDBOOL_H"; then + GL_GENERATE_STDBOOL_H_TRUE= + GL_GENERATE_STDBOOL_H_FALSE='#' +else + GL_GENERATE_STDBOOL_H_TRUE='#' + GL_GENERATE_STDBOOL_H_FALSE= +fi + + + if test "$ac_cv_type__Bool" = yes; then + HAVE__BOOL=1 + else + HAVE__BOOL=0 + fi + + + + + + STDDEF_H= + ac_fn_c_check_type "$LINENO" "max_align_t" "ac_cv_type_max_align_t" "#include + +" +if test "x$ac_cv_type_max_align_t" = xyes +then : + +else + HAVE_MAX_ALIGN_T=0; STDDEF_H=stddef.h +fi + + if test $gt_cv_c_wchar_t = no; then + HAVE_WCHAR_T=0 + STDDEF_H=stddef.h + fi + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether NULL can be used in arbitrary expressions" >&5 +printf %s "checking whether NULL can be used in arbitrary expressions... " >&6; } +if test ${gl_cv_decl_null_works+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + int test[2 * (sizeof NULL == sizeof (void *)) -1]; + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_decl_null_works=yes +else + gl_cv_decl_null_works=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_decl_null_works" >&5 +printf "%s\n" "$gl_cv_decl_null_works" >&6; } + if test $gl_cv_decl_null_works = no; then + REPLACE_NULL=1 + STDDEF_H=stddef.h + fi + + if test -n "$STDDEF_H"; then + GL_GENERATE_STDDEF_H_TRUE= + GL_GENERATE_STDDEF_H_FALSE='#' +else + GL_GENERATE_STDDEF_H_TRUE='#' + GL_GENERATE_STDDEF_H_FALSE= +fi + + if test -n "$STDDEF_H"; then + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_stddef_h='<'stddef.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_stddef_h+y} +then : + printf %s "(cached) " >&6 +else + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'stddef.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_stddef_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_stddef_h + gl_cv_next_stddef_h='"'$gl_header'"' + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stddef_h" >&5 +printf "%s\n" "$gl_cv_next_stddef_h" >&6; } + fi + NEXT_STDDEF_H=$gl_cv_next_stddef_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'stddef.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_stddef_h + fi + NEXT_AS_FIRST_DIRECTIVE_STDDEF_H=$gl_next_as_first_directive + + + + + fi + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_stdio_h='<'stdio.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_stdio_h+y} +then : + printf %s "(cached) " >&6 +else + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'stdio.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_stdio_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_stdio_h + gl_cv_next_stdio_h='"'$gl_header'"' + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdio_h" >&5 +printf "%s\n" "$gl_cv_next_stdio_h" >&6; } + fi + NEXT_STDIO_H=$gl_cv_next_stdio_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'stdio.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_stdio_h + fi + NEXT_AS_FIRST_DIRECTIVE_STDIO_H=$gl_next_as_first_directive + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking which flavor of printf attribute matches inttypes macros" >&5 +printf %s "checking which flavor of printf attribute matches inttypes macros... " >&6; } +if test ${gl_cv_func_printf_attribute_flavor+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #define __STDC_FORMAT_MACROS 1 + #include + #include + /* For non-mingw systems, compilation will trivially succeed. + For mingw, compilation will succeed for older mingw (system + printf, "I64d") and fail for newer mingw (gnu printf, "lld"). */ + #if ((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__) && \ + (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) + extern char PRIdMAX_probe[sizeof PRIdMAX == sizeof "I64d" ? 1 : -1]; + #endif + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_func_printf_attribute_flavor=system +else + gl_cv_func_printf_attribute_flavor=gnu +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_attribute_flavor" >&5 +printf "%s\n" "$gl_cv_func_printf_attribute_flavor" >&6; } + if test "$gl_cv_func_printf_attribute_flavor" = gnu; then + +printf "%s\n" "#define GNULIB_PRINTF_ATTRIBUTE_FLAVOR_GNU 1" >>confdefs.h + + fi + + GNULIB_FSCANF=1 + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_FSCANF 1 +_ACEOF + + + GNULIB_SCANF=1 + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_SCANF 1 +_ACEOF + + + GNULIB_FGETC=1 + GNULIB_GETC=1 + GNULIB_GETCHAR=1 + GNULIB_FGETS=1 + GNULIB_FREAD=1 + + + GNULIB_FPRINTF=1 + GNULIB_PRINTF=1 + GNULIB_VFPRINTF=1 + GNULIB_VPRINTF=1 + GNULIB_FPUTC=1 + GNULIB_PUTC=1 + GNULIB_PUTCHAR=1 + GNULIB_FPUTS=1 + GNULIB_PUTS=1 + GNULIB_FWRITE=1 + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_stdlib_h='<'stdlib.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_stdlib_h+y} +then : + printf %s "(cached) " >&6 +else + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'stdlib.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_stdlib_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_stdlib_h + gl_cv_next_stdlib_h='"'$gl_header'"' + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdlib_h" >&5 +printf "%s\n" "$gl_cv_next_stdlib_h" >&6; } + fi + NEXT_STDLIB_H=$gl_cv_next_stdlib_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'stdlib.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_stdlib_h + fi + NEXT_AS_FIRST_DIRECTIVE_STDLIB_H=$gl_next_as_first_directive + + + + + + + + + + + + + + for ac_func in stpcpy +do : + ac_fn_c_check_func "$LINENO" "stpcpy" "ac_cv_func_stpcpy" +if test "x$ac_cv_func_stpcpy" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STPCPY 1 +_ACEOF + +fi +done + + if test $ac_cv_func_stpcpy = no; then + HAVE_STPCPY=0 + fi + + if test $HAVE_STPCPY = 0; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS stpcpy.$ac_objext" + + + : + + fi + + + + + + GNULIB_STPCPY=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_STPCPY 1" >>confdefs.h + + + + + + + + if test $ac_cv_func_strdup = yes; then + if test $gl_cv_func_malloc_posix != yes; then + REPLACE_STRDUP=1 + fi + fi + + if test $ac_cv_have_decl_strdup = no; then + HAVE_DECL_STRDUP=0 + fi + + if test $ac_cv_func_strdup = no || test $REPLACE_STRDUP = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS strdup.$ac_objext" + + : + fi + + + + + + GNULIB_STRDUP=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_STRDUP 1" >>confdefs.h + + + + + + + + + + + if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working strerror function" >&5 +printf %s "checking for working strerror function... " >&6; } +if test ${gl_cv_func_working_strerror+y} +then : + printf %s "(cached) " >&6 +else + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_working_strerror="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_working_strerror="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include + +int +main (void) +{ +if (!*strerror (-2)) return 1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_working_strerror=yes +else + gl_cv_func_working_strerror=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_strerror" >&5 +printf "%s\n" "$gl_cv_func_working_strerror" >&6; } + case "$gl_cv_func_working_strerror" in + *yes) ;; + *) + REPLACE_STRERROR=1 + ;; + esac + + case "$gl_cv_func_strerror_r_works" in + *no) REPLACE_STRERROR=1 ;; + esac + + else + REPLACE_STRERROR=1 + fi + + if test $REPLACE_STRERROR = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS strerror.$ac_objext" + + fi + + +cat >>confdefs.h <<_ACEOF +#define GNULIB_STRERROR 1 +_ACEOF + + + + + + + + GNULIB_STRERROR=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_STRERROR 1" >>confdefs.h + + + + + + if test -n "$ERRNO_H" || test $REPLACE_STRERROR_0 = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS strerror-override.$ac_objext" + + + + + + if test $ac_cv_header_sys_socket_h != yes; then + for ac_header in winsock2.h +do : + ac_fn_c_check_header_compile "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default" +if test "x$ac_cv_header_winsock2_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_WINSOCK2_H 1 +_ACEOF + +fi +done + + fi + if test "$ac_cv_header_winsock2_h" = yes; then + HAVE_WINSOCK2_H=1 + UNISTD_H_HAVE_WINSOCK2_H=1 + SYS_IOCTL_H_HAVE_WINSOCK2_H=1 + else + HAVE_WINSOCK2_H=0 + fi + + + fi + + + + + + + + if test $ac_cv_have_decl_strerror_r = no; then + HAVE_DECL_STRERROR_R=0 + fi + + if test $ac_cv_func_strerror_r = yes; then + if test "$ERRNO_H:$REPLACE_STRERROR_0" = :0; then + if test $gl_cv_func_strerror_r_posix_signature = yes; then + case "$gl_cv_func_strerror_r_works" in + *no) REPLACE_STRERROR_R=1 ;; + esac + else + REPLACE_STRERROR_R=1 + fi + else + REPLACE_STRERROR_R=1 + fi + fi + + if test $HAVE_DECL_STRERROR_R = 0 || test $REPLACE_STRERROR_R = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS strerror_r.$ac_objext" + + + + + + + fi + + + + + + GNULIB_STRERROR_R=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_STRERROR_R 1" >>confdefs.h + + + + + + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_sys_stat_h='<'sys/stat.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_sys_stat_h+y} +then : + printf %s "(cached) " >&6 +else + + if test $ac_cv_header_sys_stat_h = yes; then + + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'sys/stat.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_sys_stat_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_sys_stat_h + gl_cv_next_sys_stat_h='"'$gl_header'"' + else + gl_cv_next_sys_stat_h='<'sys/stat.h'>' + fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_stat_h" >&5 +printf "%s\n" "$gl_cv_next_sys_stat_h" >&6; } + fi + NEXT_SYS_STAT_H=$gl_cv_next_sys_stat_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'sys/stat.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_sys_stat_h + fi + NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H=$gl_next_as_first_directive + + + + + + + + + + + + if test $WINDOWS_64_BIT_ST_SIZE = 1; then + +printf "%s\n" "#define _GL_WINDOWS_64_BIT_ST_SIZE 1" >>confdefs.h + + fi + + ac_fn_c_check_type "$LINENO" "nlink_t" "ac_cv_type_nlink_t" "#include + #include +" +if test "x$ac_cv_type_nlink_t" = xyes +then : + +else + +printf "%s\n" "#define nlink_t int" >>confdefs.h + +fi + + + + + + + + + + + + + + + + + + + : + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_unistd_h='<'unistd.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_unistd_h+y} +then : + printf %s "(cached) " >&6 +else + + if test $ac_cv_header_unistd_h = yes; then + + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'unistd.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_unistd_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_unistd_h + gl_cv_next_unistd_h='"'$gl_header'"' + else + gl_cv_next_unistd_h='<'unistd.h'>' + fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_unistd_h" >&5 +printf "%s\n" "$gl_cv_next_unistd_h" >&6; } + fi + NEXT_UNISTD_H=$gl_cv_next_unistd_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'unistd.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_unistd_h + fi + NEXT_AS_FIRST_DIRECTIVE_UNISTD_H=$gl_next_as_first_directive + + + + + if test $ac_cv_header_unistd_h = yes; then + HAVE_UNISTD_H=1 + else + HAVE_UNISTD_H=0 + fi + + + + + + + + + + + + + + + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether unlink honors trailing slashes" >&5 +printf %s "checking whether unlink honors trailing slashes... " >&6; } +if test ${gl_cv_func_unlink_honors_slashes+y} +then : + printf %s "(cached) " >&6 +else + touch conftest.file + # Assume that if we have lstat, we can also check symlinks. + if test $ac_cv_func_lstat = yes; then + ln -s conftest.file conftest.lnk + fi + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_unlink_honors_slashes="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_unlink_honors_slashes="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if HAVE_UNISTD_H + # include + #else /* on Windows with MSVC */ + # include + #endif + #include + +int +main (void) +{ +int result = 0; + if (!unlink ("conftest.file/")) + result |= 1; + else if (errno != ENOTDIR) + result |= 2; +#if HAVE_LSTAT + if (!unlink ("conftest.lnk/")) + result |= 4; + else if (errno != ENOTDIR) + result |= 8; +#endif + return result; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_unlink_honors_slashes=yes +else + gl_cv_func_unlink_honors_slashes=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.file conftest.lnk +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_unlink_honors_slashes" >&5 +printf "%s\n" "$gl_cv_func_unlink_honors_slashes" >&6; } + case "$gl_cv_func_unlink_honors_slashes" in + *no) + REPLACE_UNLINK=1 + ;; + esac + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether unlink of a parent directory fails as it should" >&5 +printf %s "checking whether unlink of a parent directory fails as it should... " >&6; } +if test ${gl_cv_func_unlink_parent_fails+y} +then : + printf %s "(cached) " >&6 +else + case "$host_os" in + darwin*) + if { + # Use the mktemp program if available. If not available, hide the error + # message. + tmp=`(umask 077 && mktemp -d /tmp/gtXXXXXX) 2>/dev/null` && + test -n "$tmp" && test -d "$tmp" + } || + { + # Use a simple mkdir command. It is guaranteed to fail if the directory + # already exists. $RANDOM is bash specific and expands to empty in shells + # other than bash, ksh and zsh. Its use does not increase security; + # rather, it minimizes the probability of failure in a very cluttered /tmp + # directory. + tmp=/tmp/gt$$-$RANDOM + (umask 077 && mkdir "$tmp") + }; then + mkdir "$tmp/subdir" + GL_SUBDIR_FOR_UNLINK="$tmp/subdir" + export GL_SUBDIR_FOR_UNLINK + if test "$cross_compiling" = yes +then : + # If we don't know, assume the worst. + gl_cv_func_unlink_parent_fails="guessing no" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include + #if HAVE_UNISTD_H + # include + #else /* on Windows with MSVC */ + # include + # include + #endif + int main () + { + int result = 0; + if (chdir (getenv ("GL_SUBDIR_FOR_UNLINK")) != 0) + result |= 1; + else if (unlink ("..") == 0) + result |= 2; + return result; + } + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_unlink_parent_fails=yes +else + gl_cv_func_unlink_parent_fails=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + unset GL_SUBDIR_FOR_UNLINK + rm -rf "$tmp" + else + gl_cv_func_unlink_parent_fails="guessing no" + fi + ;; + *) + gl_cv_func_unlink_parent_fails="guessing yes" + ;; + esac + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_unlink_parent_fails" >&5 +printf "%s\n" "$gl_cv_func_unlink_parent_fails" >&6; } + case "$gl_cv_func_unlink_parent_fails" in + *no) + REPLACE_UNLINK=1 + +printf "%s\n" "#define UNLINK_PARENT_BUG 1" >>confdefs.h + + ;; + esac + + if test $REPLACE_UNLINK = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS unlink.$ac_objext" + + fi + + + + + + GNULIB_UNLINK=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_UNLINK 1" >>confdefs.h + + + + + + + + + + if test $ac_cv_func_unlinkat = no; then + HAVE_UNLINKAT=0 + else + case "$gl_cv_func_lstat_dereferences_slashed_symlink" in + *no) + # Solaris 9 has *at functions, but uniformly mishandles trailing + # slash in all of them. + REPLACE_UNLINKAT=1 + ;; + *) + # GNU/Hurd has unlinkat, but it has the same bug as unlink. + # Darwin has unlinkat, but it has the same UNLINK_PARENT_BUG. + if test $REPLACE_UNLINK = 1; then + REPLACE_UNLINKAT=1 + fi + ;; + esac + fi + + if test $HAVE_UNLINKAT = 0 || test $REPLACE_UNLINKAT = 1; then + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS unlinkat.$ac_objext" + + fi + + + + + + GNULIB_UNLINKAT=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_UNLINKAT 1" >>confdefs.h + + + + + + + + + + if test $ac_cv_func_futimens = no && test $ac_cv_func_futimesat = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether futimesat handles NULL file" >&5 +printf %s "checking whether futimesat handles NULL file... " >&6; } +if test ${gl_cv_func_futimesat_works+y} +then : + printf %s "(cached) " >&6 +else + touch conftest.file + if test "$cross_compiling" = yes +then : + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_futimesat_works="guessing yes" ;; + # If we don't know, assume the worst. + *) gl_cv_func_futimesat_works="guessing no" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include +#include +#include + +int +main (void) +{ + int fd = open ("conftest.file", O_RDWR); + if (fd < 0) return 1; + if (futimesat (fd, NULL, NULL)) return 2; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_func_futimesat_works=yes +else + gl_cv_func_futimesat_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.file +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_futimesat_works" >&5 +printf "%s\n" "$gl_cv_func_futimesat_works" >&6; } + case "$gl_cv_func_futimesat_works" in + *yes) ;; + *) + +printf "%s\n" "#define FUTIMESAT_NULL_BUG 1" >>confdefs.h + + ;; + esac + fi + + + + if test $ac_cv_func_vasnprintf = no; then + + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext" + + if test $ac_cv_func_vasnprintf = yes; then + +printf "%s\n" "#define REPLACE_VASNPRINTF 1" >>confdefs.h + + fi + + + + + + + + + + + + ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" +if test "x$ac_cv_type_ptrdiff_t" = xyes +then : + +else + +printf "%s\n" "#define ptrdiff_t long" >>confdefs.h + + +fi + + + + + + + + fi + + + + + + + + + + + + + + + + + gl_cv_func_vfprintf_posix=no + case "$gl_cv_func_printf_sizes_c99" in + *yes) + case "$gl_cv_func_printf_long_double" in + *yes) + case "$gl_cv_func_printf_infinite" in + *yes) + case "$gl_cv_func_printf_infinite_long_double" in + *yes) + case "$gl_cv_func_printf_directive_a" in + *yes) + case "$gl_cv_func_printf_directive_f" in + *yes) + case "$gl_cv_func_printf_directive_n" in + *yes) + case "$gl_cv_func_printf_directive_ls" in + *yes) + case "$gl_cv_func_printf_positions" in + *yes) + case "$gl_cv_func_printf_flag_grouping" in + *yes) + case "$gl_cv_func_printf_flag_leftadjust" in + *yes) + case "$gl_cv_func_printf_flag_zero" in + *yes) + case "$gl_cv_func_printf_precision" in + *yes) + case "$gl_cv_func_printf_enomem" in + *yes) + # vfprintf exists and is + # already POSIX compliant. + gl_cv_func_vfprintf_posix=yes + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + if test $gl_cv_func_vfprintf_posix = no; then + + + + case "$gl_cv_func_printf_infinite" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_INFINITE_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + case "$gl_cv_func_printf_long_double" in + *yes) + case "$gl_cv_func_printf_infinite_long_double" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + ;; + esac + + + + case "$gl_cv_func_printf_directive_a" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h + + for ac_func in nl_langinfo +do : + ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo" +if test "x$ac_cv_func_nl_langinfo" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_NL_LANGINFO 1 +_ACEOF + +fi +done + + ;; + esac + + + + case "$gl_cv_func_printf_directive_f" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_F 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_directive_ls" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_grouping" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_FLAG_GROUPING 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_leftadjust" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_FLAG_LEFTADJUST 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_zero" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_precision" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_UNBOUNDED_PRECISION 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_enomem" in + *yes) + ;; + *) + +printf "%s\n" "#define NEED_PRINTF_ENOMEM 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h + + +printf "%s\n" "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS vasnprintf.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS printf-args.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS printf-parse.$ac_objext" + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS asnprintf.$ac_objext" + + if test $ac_cv_func_vasnprintf = yes; then + +printf "%s\n" "#define REPLACE_VASNPRINTF 1" >>confdefs.h + + fi + + + + + + + + + + + + ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" +if test "x$ac_cv_type_ptrdiff_t" = xyes +then : + +else + +printf "%s\n" "#define ptrdiff_t long" >>confdefs.h + + +fi + + + + + + + + + + + + + + + + + + gl_LIBOBJS="$gl_LIBOBJS vfprintf.$ac_objext" + + REPLACE_VFPRINTF=1 + +printf "%s\n" "#define REPLACE_VFPRINTF_POSIX 1" >>confdefs.h + + : + + fi + + + + + + + GNULIB_VFPRINTF_POSIX=1 + + + + + +printf "%s\n" "#define GNULIB_TEST_VFPRINTF_POSIX 1" >>confdefs.h + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_wchar_h='<'wchar.h'>' + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking absolute name of " >&5 +printf %s "checking absolute name of ... " >&6; } +if test ${gl_cv_next_wchar_h+y} +then : + printf %s "(cached) " >&6 +else + + if test $ac_cv_header_wchar_h = yes; then + + + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + + case "$host_os" in + mingw*) + gl_dirsep_regex='[/\\]' + ;; + *) + gl_dirsep_regex='\/' + ;; + esac + gl_make_literal_regex_sed='s,[]$^\\.*/[],\\&,g' + gl_header_literal_regex=`echo 'wchar.h' \ + | sed -e "$gl_make_literal_regex_sed"` + gl_absolute_header_sed="/${gl_dirsep_regex}${gl_header_literal_regex}/"'{ + s/.*"\(.*'"${gl_dirsep_regex}${gl_header_literal_regex}"'\)".*/\1/ + s|^/[^/]|//&| + p + q + }' + + gl_cv_absolute_wchar_h=`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n "$gl_absolute_header_sed"` + + gl_header=$gl_cv_absolute_wchar_h + gl_cv_next_wchar_h='"'$gl_header'"' + else + gl_cv_next_wchar_h='<'wchar.h'>' + fi + + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_wchar_h" >&5 +printf "%s\n" "$gl_cv_next_wchar_h" >&6; } + fi + NEXT_WCHAR_H=$gl_cv_next_wchar_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'wchar.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_wchar_h + fi + NEXT_AS_FIRST_DIRECTIVE_WCHAR_H=$gl_next_as_first_directive + + + + + if test $ac_cv_header_wchar_h = yes; then + HAVE_WCHAR_H=1 + else + HAVE_WCHAR_H=0 + fi + + + + + + if test $gt_cv_c_wint_t = yes; then + HAVE_WINT_T=1 + else + HAVE_WINT_T=0 + fi + + + + + : + + + for ac_header in stdint.h +do : + ac_fn_c_check_header_compile "$LINENO" "stdint.h" "ac_cv_header_stdint_h" "$ac_includes_default" +if test "x$ac_cv_header_stdint_h" = xyes +then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STDINT_H 1 +_ACEOF + +fi +done + + + + : + + # End of code from modules + + + + + + + + + + gltests_libdeps= + gltests_ltlibdeps= + + + + + + + + + + gl_source_base='tests' + gltests_WITNESS=IN_`echo "${PACKAGE-$PACKAGE_TARNAME}" | LC_ALL=C tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ | LC_ALL=C sed -e 's/[^A-Z0-9_]/_/g'`_GNULIB_TESTS + + gl_module_indicator_condition=$gltests_WITNESS + + + + + + + + + + LIBGZIP_LIBDEPS="$gl_libdeps" + + LIBGZIP_LTLIBDEPS="$gl_ltlibdeps" + + + +# Check whether --enable-gcc-warnings was given. +if test ${enable_gcc_warnings+y} +then : + enableval=$enable_gcc_warnings; case $enableval in + yes|no) ;; + *) as_fn_error $? "bad value $enableval for gcc-warnings option" "$LINENO" 5 ;; + esac + gl_gcc_warnings=$enableval +else + if test -d "$srcdir"/.git; then + gl_gcc_warnings=yes + else + gl_gcc_warnings=no + fi + +fi + + +# gl_GCC_VERSION_IFELSE([major], [minor], [run-if-found], [run-if-not-found]) +# ------------------------------------------------ +# If $CPP is gcc-MAJOR.MINOR or newer, then run RUN-IF-FOUND. +# Otherwise, run RUN-IF-NOT-FOUND. + + +if test "$gl_gcc_warnings" = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Werror -Wunknown-warning-option" >&5 +printf %s "checking whether C compiler handles -Werror -Wunknown-warning-option... " >&6; } +if test ${gl_cv_warn_c__Werror__Wunknown_warning_option+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Werror -Wunknown-warning-option" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__Werror__Wunknown_warning_option=yes +else + gl_cv_warn_c__Werror__Wunknown_warning_option=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Werror__Wunknown_warning_option" >&5 +printf "%s\n" "$gl_cv_warn_c__Werror__Wunknown_warning_option" >&6; } +if test "x$gl_cv_warn_c__Werror__Wunknown_warning_option" = xyes +then : + gl_unknown_warnings_are_errors='-Wunknown-warning-option -Werror' +else + gl_unknown_warnings_are_errors= +fi + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Werror" >&5 +printf %s "checking whether C compiler handles -Werror... " >&6; } +if test ${gl_cv_warn_c__Werror+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Werror" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__Werror=yes +else + gl_cv_warn_c__Werror=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Werror" >&5 +printf "%s\n" "$gl_cv_warn_c__Werror" >&6; } +if test "x$gl_cv_warn_c__Werror" = xyes +then : + as_fn_append WERROR_CFLAGS " -Werror" +fi + + + + + nw= + # This, $nw, is the list of warnings we disable. + nw="$nw -Wdeclaration-after-statement" # too useful to forbid + nw="$nw -Waggregate-return" # anachronistic + nw="$nw -Wlong-long" # C90 is anachronistic (lib/gethrxtime.h) + nw="$nw -Wc++-compat" # We don't care about C++ compilers + nw="$nw -Wundef" # Warns on '#if GNULIB_FOO' etc in gnulib + nw="$nw -Wtraditional" # Warns on #elif which we use often + nw="$nw -Wcast-qual" # Too many warnings for now + nw="$nw -Wconversion" # Too many warnings for now + nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings + nw="$nw -Wsign-conversion" # Too many warnings for now + nw="$nw -Wtraditional-conversion" # Too many warnings for now + nw="$nw -Wunreachable-code" # Too many warnings for now + nw="$nw -Wpadded" # Our structs are not padded + nw="$nw -Wredundant-decls" # openat.h declares e.g., mkdirat + nw="$nw -Wlogical-op" # any use of fwrite provokes this + nw="$nw -Wformat-nonliteral" # who.c and pinky.c strftime uses + nw="$nw -Wvla" # warnings in gettext.h + nw="$nw -Wnested-externs" # use of XARGMATCH/verify_function__ + nw="$nw -Wswitch-enum" # Too many warnings for now + nw="$nw -Wswitch-default" # Too many warnings for now + nw="$nw -Wstack-protector" # not worth working around + # things I might fix soon: + nw="$nw -Wfloat-equal" # sort.c, seq.c + nw="$nw -Wmissing-format-attribute" # copy.c + nw="$nw -Wunsafe-loop-optimizations" # a few src/*.c + nw="$nw -Winline" # system.h's readdir_ignoring_dot_and_dotdot + + # Warnings that gzip runs afoul of but coreutils does not. + nw="$nw -Wold-style-definition" + nw="$nw -Wshadow" + nw="$nw -Wstrict-overflow" + + # Using -Wstrict-overflow is a pain, but the alternative is worse. + # For an example, see the code that provoked this report: + # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33498 + # Code like that still infloops with gcc-4.6.0 and -O2. Scary indeed. + + + + if test -n "$GCC"; then + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wno-missing-field-initializers is supported" >&5 +printf %s "checking whether -Wno-missing-field-initializers is supported... " >&6; } + if test ${gl_cv_cc_nomfi_supported+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -W -Werror -Wno-missing-field-initializers" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_cc_nomfi_supported=yes +else + gl_cv_cc_nomfi_supported=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + CFLAGS="$gl_save_CFLAGS" +fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_nomfi_supported" >&5 +printf "%s\n" "$gl_cv_cc_nomfi_supported" >&6; } + + if test "$gl_cv_cc_nomfi_supported" = yes; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wno-missing-field-initializers is needed" >&5 +printf %s "checking whether -Wno-missing-field-initializers is needed... " >&6; } + if test ${gl_cv_cc_nomfi_needed+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -W -Werror" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +void f (void) + { + typedef struct { int a; int b; } s_t; + s_t s1 = { 0, }; + } + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_cc_nomfi_needed=no +else + gl_cv_cc_nomfi_needed=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + CFLAGS="$gl_save_CFLAGS" + +fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_nomfi_needed" >&5 +printf "%s\n" "$gl_cv_cc_nomfi_needed" >&6; } + fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -Wuninitialized is supported" >&5 +printf %s "checking whether -Wuninitialized is supported... " >&6; } + if test ${gl_cv_cc_uninitialized_supported+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_CFLAGS="$CFLAGS" + CFLAGS="$CFLAGS -Werror -Wuninitialized" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + gl_cv_cc_uninitialized_supported=yes +else + gl_cv_cc_uninitialized_supported=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + CFLAGS="$gl_save_CFLAGS" +fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_uninitialized_supported" >&5 +printf "%s\n" "$gl_cv_cc_uninitialized_supported" >&6; } + + fi + + # List all gcc warning categories. + # To compare this list to your installed GCC's, run this Bash command: + # + # comm -3 \ + # <(sed -n 's/^ *\(-[^ ]*\) .*/\1/p' manywarnings.m4 | sort) \ + # <(gcc --help=warnings | sed -n 's/^ \(-[^ ]*\) .*/\1/p' | sort | + # grep -v -x -f <( + # awk '/^[^#]/ {print ws}' ../build-aux/gcc-warning.spec)) + + gl_manywarn_set= + for gl_manywarn_item in \ + -W \ + -Wabi \ + -Waddress \ + -Waggressive-loop-optimizations \ + -Wall \ + -Wattributes \ + -Wbad-function-cast \ + -Wbool-compare \ + -Wbuiltin-macro-redefined \ + -Wcast-align \ + -Wchar-subscripts \ + -Wchkp \ + -Wclobbered \ + -Wcomment \ + -Wcomments \ + -Wcoverage-mismatch \ + -Wcpp \ + -Wdate-time \ + -Wdeprecated \ + -Wdeprecated-declarations \ + -Wdesignated-init \ + -Wdisabled-optimization \ + -Wdiscarded-array-qualifiers \ + -Wdiscarded-qualifiers \ + -Wdiv-by-zero \ + -Wdouble-promotion \ + -Wempty-body \ + -Wendif-labels \ + -Wenum-compare \ + -Wextra \ + -Wformat-contains-nul \ + -Wformat-extra-args \ + -Wformat-nonliteral \ + -Wformat-security \ + -Wformat-signedness \ + -Wformat-y2k \ + -Wformat-zero-length \ + -Wfree-nonheap-object \ + -Wignored-qualifiers \ + -Wimplicit \ + -Wimplicit-function-declaration \ + -Wimplicit-int \ + -Wincompatible-pointer-types \ + -Winit-self \ + -Winline \ + -Wint-conversion \ + -Wint-to-pointer-cast \ + -Winvalid-memory-model \ + -Winvalid-pch \ + -Wjump-misses-init \ + -Wlogical-not-parentheses \ + -Wlogical-op \ + -Wmain \ + -Wmaybe-uninitialized \ + -Wmemset-transposed-args \ + -Wmissing-braces \ + -Wmissing-declarations \ + -Wmissing-field-initializers \ + -Wmissing-include-dirs \ + -Wmissing-parameter-type \ + -Wmissing-prototypes \ + -Wmultichar \ + -Wnarrowing \ + -Wnested-externs \ + -Wnonnull \ + -Wodr \ + -Wold-style-declaration \ + -Wold-style-definition \ + -Wopenmp-simd \ + -Woverflow \ + -Woverlength-strings \ + -Woverride-init \ + -Wpacked \ + -Wpacked-bitfield-compat \ + -Wparentheses \ + -Wpointer-arith \ + -Wpointer-sign \ + -Wpointer-to-int-cast \ + -Wpragmas \ + -Wreturn-local-addr \ + -Wreturn-type \ + -Wsequence-point \ + -Wshadow \ + -Wshift-count-negative \ + -Wshift-count-overflow \ + -Wsizeof-array-argument \ + -Wsizeof-pointer-memaccess \ + -Wstack-protector \ + -Wstrict-aliasing \ + -Wstrict-overflow \ + -Wstrict-prototypes \ + -Wsuggest-attribute=const \ + -Wsuggest-attribute=format \ + -Wsuggest-attribute=noreturn \ + -Wsuggest-attribute=pure \ + -Wsuggest-final-methods \ + -Wsuggest-final-types \ + -Wswitch \ + -Wswitch-bool \ + -Wswitch-default \ + -Wsync-nand \ + -Wsystem-headers \ + -Wtrampolines \ + -Wtrigraphs \ + -Wtype-limits \ + -Wuninitialized \ + -Wunknown-pragmas \ + -Wunsafe-loop-optimizations \ + -Wunused \ + -Wunused-but-set-parameter \ + -Wunused-but-set-variable \ + -Wunused-function \ + -Wunused-label \ + -Wunused-local-typedefs \ + -Wunused-macros \ + -Wunused-parameter \ + -Wunused-result \ + -Wunused-value \ + -Wunused-variable \ + -Wvarargs \ + -Wvariadic-macros \ + -Wvector-operation-performance \ + -Wvla \ + -Wvolatile-register-var \ + -Wwrite-strings \ + \ + ; do + gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item" + done + + # gcc --help=warnings outputs an unusual form for these options; list + # them here so that the above 'comm' command doesn't report a false match. + gl_manywarn_set="$gl_manywarn_set -Warray-bounds=2" + gl_manywarn_set="$gl_manywarn_set -Wnormalized=nfc" + + # These are needed for older GCC versions. + if test -n "$GCC"; then + case `($CC --version) 2>/dev/null` in + 'gcc (GCC) '[0-3].* | \ + 'gcc (GCC) '4.[0-7].*) + gl_manywarn_set="$gl_manywarn_set -fdiagnostics-show-option" + gl_manywarn_set="$gl_manywarn_set -funit-at-a-time" + ;; + esac + fi + + # Disable specific options as needed. + if test "$gl_cv_cc_nomfi_needed" = yes; then + gl_manywarn_set="$gl_manywarn_set -Wno-missing-field-initializers" + fi + + if test "$gl_cv_cc_uninitialized_supported" = no; then + gl_manywarn_set="$gl_manywarn_set -Wno-uninitialized" + fi + + ws=$gl_manywarn_set + + + gl_warn_set= + set x $ws; shift + for gl_warn_item + do + case " $nw " in + *" $gl_warn_item "*) + ;; + *) + gl_warn_set="$gl_warn_set $gl_warn_item" + ;; + esac + done + ws=$gl_warn_set + + for w in $ws; do + +as_gl_Warn=`printf "%s\n" "gl_cv_warn_c_$w" | $as_tr_sh` +gl_positive="$w" +case $gl_positive in + -Wno-*) gl_positive=-W`expr "X$gl_positive" : 'X-Wno-\(.*\)'` ;; +esac +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles $w" >&5 +printf %s "checking whether C compiler handles $w... " >&6; } +if eval test \${$as_gl_Warn+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors $gl_positive" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + eval "$as_gl_Warn=yes" +else + eval "$as_gl_Warn=no" +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +eval ac_res=\$$as_gl_Warn + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } +if eval test \"x\$"$as_gl_Warn"\" = x"yes" +then : + as_fn_append WARN_CFLAGS " $w" +fi + + + done + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wno-sign-compare" >&5 +printf %s "checking whether C compiler handles -Wno-sign-compare... " >&6; } +if test ${gl_cv_warn_c__Wno_sign_compare+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wsign-compare" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__Wno_sign_compare=yes +else + gl_cv_warn_c__Wno_sign_compare=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wno_sign_compare" >&5 +printf "%s\n" "$gl_cv_warn_c__Wno_sign_compare" >&6; } +if test "x$gl_cv_warn_c__Wno_sign_compare" = xyes +then : + as_fn_append WARN_CFLAGS " -Wno-sign-compare" +fi + + # Too many warnings for now + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wno-unused-parameter" >&5 +printf %s "checking whether C compiler handles -Wno-unused-parameter... " >&6; } +if test ${gl_cv_warn_c__Wno_unused_parameter+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wunused-parameter" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__Wno_unused_parameter=yes +else + gl_cv_warn_c__Wno_unused_parameter=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wno_unused_parameter" >&5 +printf "%s\n" "$gl_cv_warn_c__Wno_unused_parameter" >&6; } +if test "x$gl_cv_warn_c__Wno_unused_parameter" = xyes +then : + as_fn_append WARN_CFLAGS " -Wno-unused-parameter" +fi + + # Too many warnings for now + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wsuggest-attribute=const" >&5 +printf %s "checking whether C compiler handles -Wsuggest-attribute=const... " >&6; } +if test ${gl_cv_warn_c__Wsuggest_attribute_const+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wsuggest-attribute=const" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__Wsuggest_attribute_const=yes +else + gl_cv_warn_c__Wsuggest_attribute_const=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wsuggest_attribute_const" >&5 +printf "%s\n" "$gl_cv_warn_c__Wsuggest_attribute_const" >&6; } +if test "x$gl_cv_warn_c__Wsuggest_attribute_const" = xyes +then : + as_fn_append WARN_CFLAGS " -Wsuggest-attribute=const" +fi + + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wsuggest-attribute=noreturn" >&5 +printf %s "checking whether C compiler handles -Wsuggest-attribute=noreturn... " >&6; } +if test ${gl_cv_warn_c__Wsuggest_attribute_noreturn+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wsuggest-attribute=noreturn" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__Wsuggest_attribute_noreturn=yes +else + gl_cv_warn_c__Wsuggest_attribute_noreturn=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wsuggest_attribute_noreturn" >&5 +printf "%s\n" "$gl_cv_warn_c__Wsuggest_attribute_noreturn" >&6; } +if test "x$gl_cv_warn_c__Wsuggest_attribute_noreturn" = xyes +then : + as_fn_append WARN_CFLAGS " -Wsuggest-attribute=noreturn" +fi + + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wno-format-nonliteral" >&5 +printf %s "checking whether C compiler handles -Wno-format-nonliteral... " >&6; } +if test ${gl_cv_warn_c__Wno_format_nonliteral+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wformat-nonliteral" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__Wno_format_nonliteral=yes +else + gl_cv_warn_c__Wno_format_nonliteral=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wno_format_nonliteral" >&5 +printf "%s\n" "$gl_cv_warn_c__Wno_format_nonliteral" >&6; } +if test "x$gl_cv_warn_c__Wno_format_nonliteral" = xyes +then : + as_fn_append WARN_CFLAGS " -Wno-format-nonliteral" +fi + + + + # Enable this warning only with gcc-4.7 and newer. With 4.6.2 20111027, + # it suggests test.c's advance function may be pure, even though it + # increments a global variable. Oops. + # Normally we'd write code to test for the precise failure, but that + # requires a relatively large input to make gcc exhibit the failure. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if (4) < __GNUC__ || ((4) == __GNUC__ && (7) <= __GNUC_MINOR__) +/* ok */ +#else +# error "your version of gcc is older than 4.7" +#endif + +int +main (void) +{ + + ; + return 0; +}, + +_ACEOF +if ac_fn_c_try_cpp "$LINENO" +then : + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wsuggest-attribute=pure" >&5 +printf %s "checking whether C compiler handles -Wsuggest-attribute=pure... " >&6; } +if test ${gl_cv_warn_c__Wsuggest_attribute_pure+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wsuggest-attribute=pure" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__Wsuggest_attribute_pure=yes +else + gl_cv_warn_c__Wsuggest_attribute_pure=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wsuggest_attribute_pure" >&5 +printf "%s\n" "$gl_cv_warn_c__Wsuggest_attribute_pure" >&6; } +if test "x$gl_cv_warn_c__Wsuggest_attribute_pure" = xyes +then : + as_fn_append WARN_CFLAGS " -Wsuggest-attribute=pure" +fi + + +fi +rm -f conftest.err conftest.i conftest.$ac_ext + + + + # In spite of excluding -Wlogical-op above, it is enabled, as of + # gcc 4.5.0 20090517, and it provokes warnings in cat.c, dd.c, truncate.c + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -Wno-logical-op" >&5 +printf %s "checking whether C compiler handles -Wno-logical-op... " >&6; } +if test ${gl_cv_warn_c__Wno_logical_op+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -Wlogical-op" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__Wno_logical_op=yes +else + gl_cv_warn_c__Wno_logical_op=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__Wno_logical_op" >&5 +printf "%s\n" "$gl_cv_warn_c__Wno_logical_op" >&6; } +if test "x$gl_cv_warn_c__Wno_logical_op" = xyes +then : + as_fn_append WARN_CFLAGS " -Wno-logical-op" +fi + + + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -fdiagnostics-show-option" >&5 +printf %s "checking whether C compiler handles -fdiagnostics-show-option... " >&6; } +if test ${gl_cv_warn_c__fdiagnostics_show_option+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -fdiagnostics-show-option" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__fdiagnostics_show_option=yes +else + gl_cv_warn_c__fdiagnostics_show_option=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__fdiagnostics_show_option" >&5 +printf "%s\n" "$gl_cv_warn_c__fdiagnostics_show_option" >&6; } +if test "x$gl_cv_warn_c__fdiagnostics_show_option" = xyes +then : + as_fn_append WARN_CFLAGS " -fdiagnostics-show-option" +fi + + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether C compiler handles -funit-at-a-time" >&5 +printf %s "checking whether C compiler handles -funit-at-a-time... " >&6; } +if test ${gl_cv_warn_c__funit_at_a_time+y} +then : + printf %s "(cached) " >&6 +else + + gl_save_compiler_FLAGS="$CFLAGS" + as_fn_append CFLAGS " $gl_unknown_warnings_are_errors -funit-at-a-time" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO" +then : + gl_cv_warn_c__funit_at_a_time=yes +else + gl_cv_warn_c__funit_at_a_time=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + CFLAGS="$gl_save_compiler_FLAGS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn_c__funit_at_a_time" >&5 +printf "%s\n" "$gl_cv_warn_c__funit_at_a_time" >&6; } +if test "x$gl_cv_warn_c__funit_at_a_time" = xyes +then : + as_fn_append WARN_CFLAGS " -funit-at-a-time" +fi + + + + + + +printf "%s\n" "#define lint 1" >>confdefs.h + + + +printf "%s\n" "#define GNULIB_PORTCHECK 1" >>confdefs.h + + + # We use a slightly smaller set of warning options for lib/. + # Remove the following and save the result in GNULIB_WARN_CFLAGS. + nw= + nw="$nw -Wstrict-overflow" + nw="$nw -Wuninitialized" + nw="$nw -Wunused-macros" + nw="$nw -Wmissing-prototypes" + nw="$nw -Wold-style-definition" + + gl_warn_set= + set x $WARN_CFLAGS; shift + for gl_warn_item + do + case " $nw " in + *" $gl_warn_item "*) + ;; + *) + gl_warn_set="$gl_warn_set $gl_warn_item" + ;; + esac + done + GNULIB_WARN_CFLAGS=$gl_warn_set + + +fi + +# cc -E produces incorrect asm files on SVR4, so postprocess it. +ASCPPPOST="sed '/^ *\\#/d; s,//.*,,; s/% /%/g; s/\\. /./g'" + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for underline in external names" >&5 +printf %s "checking for underline in external names... " >&6; } +if test ${gzip_cv_underline+y} +then : + printf %s "(cached) " >&6 +else + gzip_cv_underline=yes + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int foo() {return 0;} +int +main (void) +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + $NM conftest.$OBJEXT | grep _foo >/dev/null 2>&1 || + gzip_cv_underline=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gzip_cv_underline" >&5 +printf "%s\n" "$gzip_cv_underline" >&6; } +ASCPPFLAGS= +if test $gzip_cv_underline = no; then + ASCPPFLAGS='-DNO_UNDERLINE' +fi + + + +# Try to assemble match.S. +# "gcc -E match.s" ignores -E, so we must use _match.S. +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for an assembler syntax supported by this package" >&5 +printf %s "checking for an assembler syntax supported by this package... " >&6; } +if test ${gzip_cv_assembler+y} +then : + printf %s "(cached) " >&6 +else + gzip_cv_assembler=no + case $DEFS in + *NO_ASM*) ;; + *) + if cp $srcdir/lib/match.c _match.S && + eval "$CPP $CPPFLAGS $ASCPPFLAGS _match.S > _match.i" && + eval "$ASCPPPOST < _match.i > match_.s"; then + if test ! -s match_.s || grep error < match_.s > /dev/null; then + : + elif eval "$CC $CPPFLAGS $CFLAGS -c match_.s >/dev/null" && + test -f match_.$OBJEXT; then + rm -f match_.$OBJEXT + gzip_cv_assembler=yes + if echo 'void foo (void) {}' > conftest.c && + eval "$CC $CPPFLAGS $CFLAGS -S conftest.c >/dev/null" && + grep '\.note\.GNU-stack' conftest.s >/dev/null && + eval "$CC $CPPFLAGS $CFLAGS -c -Wa,--noexecstack match_.s >/dev/null" && + test -f match_.$OBJEXT; then + gzip_cv_assembler='yes, with -Wa,--noexecstack' + fi + fi + fi + rm -f conftest* _match.i _match.S match_.s match_.$OBJEXT;; + esac +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gzip_cv_assembler" >&5 +printf "%s\n" "$gzip_cv_assembler" >&6; } +if test "$gzip_cv_assembler" != no; then + +printf "%s\n" "#define ASMV /**/" >>confdefs.h + + case " $LIBOBJS " in + *" match.$ac_objext "* ) ;; + *) LIBOBJS="$LIBOBJS match.$ac_objext" + ;; +esac + +fi +if test "$gzip_cv_assembler" = 'yes, with -Wa,--noexecstack'; then + ASFLAGS_config='-Wa,--noexecstack' +else + ASFLAGS_config= +fi + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing strerror" >&5 +printf %s "checking for library containing strerror... " >&6; } +if test ${ac_cv_search_strerror+y} +then : + printf %s "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char strerror (); +int +main (void) +{ +return strerror (); + ; + return 0; +} +_ACEOF +for ac_lib in '' cposix +do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO" +then : + ac_cv_search_strerror=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if test ${ac_cv_search_strerror+y} +then : + break +fi +done +if test ${ac_cv_search_strerror+y} +then : + +else + ac_cv_search_strerror=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_strerror" >&5 +printf "%s\n" "$ac_cv_search_strerror" >&6; } +ac_res=$ac_cv_search_strerror +if test "$ac_res" != no +then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + +fi + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5 +printf %s "checking for an ANSI C-conforming const... " >&6; } +if test ${ac_cv_c_const+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main (void) +{ + +#ifndef __cplusplus + /* Ultrix mips cc rejects this sort of thing. */ + typedef int charset[2]; + const charset cs = { 0, 0 }; + /* SunOS 4.1.1 cc rejects this. */ + char const *const *pcpcc; + char **ppc; + /* NEC SVR4.0.2 mips cc rejects this. */ + struct point {int x, y;}; + static struct point const zero = {0,0}; + /* IBM XL C 1.02.0.0 rejects this. + It does not let you subtract one const X* pointer from another in + an arm of an if-expression whose if-part is not a constant + expression */ + const char *g = "string"; + pcpcc = &g + (g ? g-g : 0); + /* HPUX 7.0 cc rejects these. */ + ++pcpcc; + ppc = (char**) pcpcc; + pcpcc = (char const *const *) ppc; + { /* SCO 3.2v4 cc rejects this sort of thing. */ + char tx; + char *t = &tx; + char const *s = 0 ? (char *) 0 : (char const *) 0; + + *t++ = 0; + if (s) return 0; + } + { /* Someone thinks the Sun supposedly-ANSI compiler will reject this. */ + int x[] = {25, 17}; + const int *foo = &x[0]; + ++foo; + } + { /* Sun SC1.0 ANSI compiler rejects this -- but not the above. */ + typedef const int *iptr; + iptr p = 0; + ++p; + } + { /* IBM XL C 1.02.0.0 rejects this sort of thing, saying + "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */ + struct s { int j; const int *ap[3]; } bx; + struct s *b = &bx; b->j = 5; + } + { /* ULTRIX-32 V3.1 (Rev 9) vcc rejects this */ + const int foo = 10; + if (!foo) return 0; + } + return !cs[0] && !zero.x; +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_c_const=yes +else + ac_cv_c_const=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5 +printf "%s\n" "$ac_cv_c_const" >&6; } +if test $ac_cv_c_const = no; then + +printf "%s\n" "#define const /**/" >>confdefs.h + +fi + +# Autoupdate added the following line to ensure that your configure +# script's behavior did not change. It is probably safe to remove. + + + + + + + + + + + + + + + + + + + +ac_header_dirent=no +for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h; do + as_ac_Header=`printf "%s\n" "ac_cv_header_dirent_$ac_hdr" | $as_tr_sh` +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_hdr that defines DIR" >&5 +printf %s "checking for $ac_hdr that defines DIR... " >&6; } +if eval test \${$as_ac_Header+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include <$ac_hdr> + +int +main (void) +{ +if ((DIR *) 0) +return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + eval "$as_ac_Header=yes" +else + eval "$as_ac_Header=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_ac_Header + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +printf "%s\n" "$ac_res" >&6; } +if eval test \"x\$"$as_ac_Header"\" = x"yes" +then : + cat >>confdefs.h <<_ACEOF +#define `printf "%s\n" "HAVE_$ac_hdr" | $as_tr_cpp` 1 +_ACEOF + +ac_header_dirent=$ac_hdr; break +fi + +done +# Two versions of opendir et al. are in -ldir and -lx on SCO Xenix. +if test $ac_header_dirent = dirent.h; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5 +printf %s "checking for library containing opendir... " >&6; } +if test ${ac_cv_search_opendir+y} +then : + printf %s "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char opendir (); +int +main (void) +{ +return opendir (); + ; + return 0; +} +_ACEOF +for ac_lib in '' dir +do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO" +then : + ac_cv_search_opendir=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if test ${ac_cv_search_opendir+y} +then : + break +fi +done +if test ${ac_cv_search_opendir+y} +then : + +else + ac_cv_search_opendir=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5 +printf "%s\n" "$ac_cv_search_opendir" >&6; } +ac_res=$ac_cv_search_opendir +if test "$ac_res" != no +then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + +fi + +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for library containing opendir" >&5 +printf %s "checking for library containing opendir... " >&6; } +if test ${ac_cv_search_opendir+y} +then : + printf %s "(cached) " >&6 +else + ac_func_search_save_LIBS=$LIBS +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char opendir (); +int +main (void) +{ +return opendir (); + ; + return 0; +} +_ACEOF +for ac_lib in '' x +do + if test -z "$ac_lib"; then + ac_res="none required" + else + ac_res=-l$ac_lib + LIBS="-l$ac_lib $ac_func_search_save_LIBS" + fi + if ac_fn_c_try_link "$LINENO" +then : + ac_cv_search_opendir=$ac_res +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext + if test ${ac_cv_search_opendir+y} +then : + break +fi +done +if test ${ac_cv_search_opendir+y} +then : + +else + ac_cv_search_opendir=no +fi +rm conftest.$ac_ext +LIBS=$ac_func_search_save_LIBS +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_opendir" >&5 +printf "%s\n" "$ac_cv_search_opendir" >&6; } +ac_res=$ac_cv_search_opendir +if test "$ac_res" != no +then : + test "$ac_res" = "none required" || LIBS="$ac_res $LIBS" + +fi + +fi + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking return type of signal handlers" >&5 +printf %s "checking return type of signal handlers... " >&6; } +if test ${ac_cv_type_signal+y} +then : + printf %s "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +#include + +int +main (void) +{ +return *(signal (0, 0)) (0) == 1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO" +then : + ac_cv_type_signal=int +else + ac_cv_type_signal=void +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_signal" >&5 +printf "%s\n" "$ac_cv_type_signal" >&6; } + +cat >>confdefs.h <<_ACEOF +#define RETSIGTYPE $ac_cv_type_signal +_ACEOF + + +ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default" +if test "x$ac_cv_type_size_t" = xyes +then : + +else + +cat >>confdefs.h <<_ACEOF +#define size_t unsigned int +_ACEOF + +fi + +ac_fn_c_check_type "$LINENO" "off_t" "ac_cv_type_off_t" "$ac_includes_default" +if test "x$ac_cv_type_off_t" = xyes +then : + +else + +cat >>confdefs.h <<_ACEOF +#define off_t long int +_ACEOF + +fi + + +ac_config_files="$ac_config_files Makefile doc/Makefile lib/Makefile tests/Makefile" + +cat >confcache <<\_ACEOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs, see configure's option --config-cache. +# It is not useful on other systems. If it contains results you don't +# want to keep, you may remove or edit it. +# +# config.status only pays attention to the cache file if you give it +# the --recheck option to rerun configure. +# +# `ac_cv_env_foo' variables (set or unset) will be overridden when +# loading this file, other *unset* `ac_cv_foo' will be assigned the +# following values. + +_ACEOF + +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, we kill variables containing newlines. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +( + for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do + eval ac_val=\$$ac_var + case $ac_val in #( + *${as_nl}*) + case $ac_var in #( + *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5 +printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;; + esac + case $ac_var in #( + _ | IFS | as_nl) ;; #( + BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #( + *) { eval $ac_var=; unset $ac_var;} ;; + esac ;; + esac + done + + (set) 2>&1 | + case $as_nl`(ac_space=' '; set) 2>&1` in #( + *${as_nl}ac_space=\ *) + # `set' does not quote correctly, so add quotes: double-quote + # substitution turns \\\\ into \\, and sed turns \\ into \. + sed -n \ + "s/'/'\\\\''/g; + s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p" + ;; #( + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p" + ;; + esac | + sort +) | + sed ' + /^ac_cv_env_/b end + t clear + :clear + s/^\([^=]*\)=\(.*[{}].*\)$/test ${\1+y} || &/ + t end + s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/ + :end' >>confcache +if diff "$cache_file" confcache >/dev/null 2>&1; then :; else + if test -w "$cache_file"; then + if test "x$cache_file" != "x/dev/null"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5 +printf "%s\n" "$as_me: updating cache $cache_file" >&6;} + if test ! -f "$cache_file" || test -h "$cache_file"; then + cat confcache >"$cache_file" + else + case $cache_file in #( + */* | ?:*) + mv -f confcache "$cache_file"$$ && + mv -f "$cache_file"$$ "$cache_file" ;; #( + *) + mv -f confcache "$cache_file" ;; + esac + fi + fi + else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5 +printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;} + fi +fi +rm -f confcache + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +DEFS=-DHAVE_CONFIG_H + +ac_libobjs= +ac_ltlibobjs= +U= +for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue + # 1. Remove the extension, and $U if already installed. + ac_script='s/\$U\././;s/\.o$//;s/\.obj$//' + ac_i=`printf "%s\n" "$ac_i" | sed "$ac_script"` + # 2. Prepend LIBOBJDIR. When used with automake>=1.10 LIBOBJDIR + # will be set to the directory where LIBOBJS objects are built. + as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext" + as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo' +done +LIBOBJS=$ac_libobjs + +LTLIBOBJS=$ac_ltlibobjs + + +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking that generated files are newer than configure" >&5 +printf %s "checking that generated files are newer than configure... " >&6; } + if test -n "$am_sleep_pid"; then + # Hide warnings about reused PIDs. + wait $am_sleep_pid 2>/dev/null + fi + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: done" >&5 +printf "%s\n" "done" >&6; } + if test -n "$EXEEXT"; then + am__EXEEXT_TRUE= + am__EXEEXT_FALSE='#' +else + am__EXEEXT_TRUE='#' + am__EXEEXT_FALSE= +fi + +if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then + as_fn_error $? "conditional \"AMDEP\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then + as_fn_error $? "conditional \"am__fastdepCC\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${GL_COND_LIBTOOL_TRUE}" && test -z "${GL_COND_LIBTOOL_FALSE}"; then + as_fn_error $? "conditional \"GL_COND_LIBTOOL\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${GL_GENERATE_ALLOCA_H_TRUE}" && test -z "${GL_GENERATE_ALLOCA_H_FALSE}"; then + as_fn_error $? "conditional \"GL_GENERATE_ALLOCA_H\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${GL_GENERATE_ERRNO_H_TRUE}" && test -z "${GL_GENERATE_ERRNO_H_FALSE}"; then + as_fn_error $? "conditional \"GL_GENERATE_ERRNO_H\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${GL_GENERATE_FLOAT_H_TRUE}" && test -z "${GL_GENERATE_FLOAT_H_FALSE}"; then + as_fn_error $? "conditional \"GL_GENERATE_FLOAT_H\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi + + +if test -z "${GNU_MAKE_TRUE}" && test -z "${GNU_MAKE_FALSE}"; then + as_fn_error $? "conditional \"GNU_MAKE\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +CONFIG_INCLUDE=lib/config.h + +if test -z "${GL_GENERATE_STDBOOL_H_TRUE}" && test -z "${GL_GENERATE_STDBOOL_H_FALSE}"; then + as_fn_error $? "conditional \"GL_GENERATE_STDBOOL_H\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${GL_GENERATE_STDDEF_H_TRUE}" && test -z "${GL_GENERATE_STDDEF_H_FALSE}"; then + as_fn_error $? "conditional \"GL_GENERATE_STDDEF_H\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${GL_GENERATE_STDINT_H_TRUE}" && test -z "${GL_GENERATE_STDINT_H_FALSE}"; then + as_fn_error $? "conditional \"GL_GENERATE_STDINT_H\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi + + gl_libobjs= + gl_ltlibobjs= + if test -n "$gl_LIBOBJS"; then + # Remove the extension. + sed_drop_objext='s/\.o$//;s/\.obj$//' + for i in `for i in $gl_LIBOBJS; do echo "$i"; done | sed -e "$sed_drop_objext" | sort | uniq`; do + gl_libobjs="$gl_libobjs $i.$ac_objext" + gl_ltlibobjs="$gl_ltlibobjs $i.lo" + done + fi + gl_LIBOBJS=$gl_libobjs + + gl_LTLIBOBJS=$gl_ltlibobjs + + + + gltests_libobjs= + gltests_ltlibobjs= + if test -n "$gltests_LIBOBJS"; then + # Remove the extension. + sed_drop_objext='s/\.o$//;s/\.obj$//' + for i in `for i in $gltests_LIBOBJS; do echo "$i"; done | sed -e "$sed_drop_objext" | sort | uniq`; do + gltests_libobjs="$gltests_libobjs $i.$ac_objext" + gltests_ltlibobjs="$gltests_ltlibobjs $i.lo" + done + fi + gltests_LIBOBJS=$gltests_libobjs + + gltests_LTLIBOBJS=$gltests_ltlibobjs + + + +: "${CONFIG_STATUS=./config.status}" +ac_write_fail=0 +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files $CONFIG_STATUS" +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5 +printf "%s\n" "$as_me: creating $CONFIG_STATUS" >&6;} +as_write_fail=0 +cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1 +#! $SHELL +# Generated by $as_me. +# Run this file to recreate the current configuration. +# Compiler output produced by configure, useful for debugging +# configure, is in config.log if it exists. + +debug=false +ac_cs_recheck=false +ac_cs_silent=false + +SHELL=\${CONFIG_SHELL-$SHELL} +export SHELL +_ASEOF +cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1 +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1 +then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +# The user is always right. +if ${PATH_SEPARATOR+false} :; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent editors from complaining about space-tab. +# (If _AS_PATH_WALK were called with IFS unset, it would disable word +# splitting by setting IFS to empty value.) +as_nl=' +' +export as_nl +IFS=" "" $as_nl" + +# Find who we are. Look in the path if we contain no directory separator. +as_myself= +case $0 in #(( + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + test -r "$as_dir$0" && as_myself=$as_dir$0 && break + done +IFS=$as_save_IFS + + ;; +esac +# We did not find ourselves, most probably we were run as `sh COMMAND' +# in which case we are not to be found in the path. +if test "x$as_myself" = x; then + as_myself=$0 +fi +if test ! -f "$as_myself"; then + printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 + exit 1 +fi + +# Unset variables that we do not need and which cause bugs (e.g. in +# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test \${$as_var+y} \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + + +# as_fn_error STATUS ERROR [LINENO LOG_FD] +# ---------------------------------------- +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the +# script with STATUS, using 1 if that was 0. +as_fn_error () +{ + as_status=$1; test $as_status -eq 0 && as_status=1 + if test "$4"; then + as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4 + fi + printf "%s\n" "$as_me: error: $2" >&2 + as_fn_exit $as_status +} # as_fn_error + + +# as_fn_set_status STATUS +# ----------------------- +# Set $? to STATUS, without forking. +as_fn_set_status () +{ + return $1 +} # as_fn_set_status + +# as_fn_exit STATUS +# ----------------- +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context. +as_fn_exit () +{ + set +e + as_fn_set_status $1 + exit $1 +} # as_fn_exit + +# as_fn_unset VAR +# --------------- +# Portably unset VAR. +as_fn_unset () +{ + { eval $1=; unset $1;} +} +as_unset=as_fn_unset +# as_fn_append VAR VALUE +# ---------------------- +# Append the text in VALUE to the end of the definition contained in VAR. Take +# advantage of any shell optimizations that allow amortized linear growth over +# repeated appends, instead of the typical quadratic growth present in naive +# implementations. +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null +then : + eval 'as_fn_append () + { + eval $1+=\$2 + }' +else + as_fn_append () + { + eval $1=\$$1\$2 + } +fi # as_fn_append + +# as_fn_arith ARG... +# ------------------ +# Perform arithmetic evaluation on the ARGs, and store the result in the +# global $as_val. Take advantage of shells that can avoid forks. The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null +then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + + +if expr a : '\(a\)' >/dev/null 2>&1 && + test "X`expr 00001 : '.*\(...\)'`" = X001; then + as_expr=expr +else + as_expr=false +fi + +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi + +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then + as_dirname=dirname +else + as_dirname=false +fi + +as_me=`$as_basename -- "$0" || +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)' \| . 2>/dev/null || +printf "%s\n" X/"$0" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ + s//\1/ + q + } + /^X\/\(\/\/\)$/{ + s//\1/ + q + } + /^X\/\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + +ECHO_C= ECHO_N= ECHO_T= +case `echo -n x` in #((((( +-n*) + case `echo 'xy\c'` in + *c*) ECHO_T=' ';; # ECHO_T is single tab character. + xy) ECHO_C='\c';; + *) echo `echo ksh88 bug on AIX 6.1` > /dev/null + ECHO_T=' ';; + esac;; +*) + ECHO_N='-n';; +esac + +rm -f conf$$ conf$$.exe conf$$.file +if test -d conf$$.dir; then + rm -f conf$$.dir/conf$$.file +else + rm -f conf$$.dir + mkdir conf$$.dir 2>/dev/null +fi +if (echo >conf$$.file) 2>/dev/null; then + if ln -s conf$$.file conf$$ 2>/dev/null; then + as_ln_s='ln -s' + # ... but there are two gotchas: + # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. + # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. + # In both cases, we have to default to `cp -pR'. + ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || + as_ln_s='cp -pR' + elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln + else + as_ln_s='cp -pR' + fi +else + as_ln_s='cp -pR' +fi +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file +rmdir conf$$.dir 2>/dev/null + + +# as_fn_mkdir_p +# ------------- +# Create "$as_dir" as a directory, including parents if necessary. +as_fn_mkdir_p () +{ + + case $as_dir in #( + -*) as_dir=./$as_dir;; + esac + test -d "$as_dir" || eval $as_mkdir_p || { + as_dirs= + while :; do + case $as_dir in #( + *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( + *) as_qdir=$as_dir;; + esac + as_dirs="'$as_qdir' $as_dirs" + as_dir=`$as_dirname -- "$as_dir" || +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$as_dir" : 'X\(//\)[^/]' \| \ + X"$as_dir" : 'X\(//\)$' \| \ + X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || +printf "%s\n" X"$as_dir" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + test -d "$as_dir" && break + done + test -z "$as_dirs" || eval "mkdir $as_dirs" + } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir" + + +} # as_fn_mkdir_p +if mkdir -p . 2>/dev/null; then + as_mkdir_p='mkdir -p "$as_dir"' +else + test -d ./-p && rmdir ./-p + as_mkdir_p=false +fi + + +# as_fn_executable_p FILE +# ----------------------- +# Test if FILE is an executable regular file. +as_fn_executable_p () +{ + test -f "$1" && test -x "$1" +} # as_fn_executable_p +as_test_x='test -x' +as_executable_p=as_fn_executable_p + +# Sed expression to map a string onto a valid CPP name. +as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" + +# Sed expression to map a string onto a valid variable name. +as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" + + +exec 6>&1 +## ----------------------------------- ## +## Main body of $CONFIG_STATUS script. ## +## ----------------------------------- ## +_ASEOF +test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1 + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +# Save the log message, to keep $0 and so on meaningful, and to +# report actual input values of CONFIG_FILES etc. instead of their +# values after options handling. +ac_log=" +This file was extended by gzip $as_me 1.8, which was +generated by GNU Autoconf 2.69.147-5ad35. Invocation command line was + + CONFIG_FILES = $CONFIG_FILES + CONFIG_HEADERS = $CONFIG_HEADERS + CONFIG_LINKS = $CONFIG_LINKS + CONFIG_COMMANDS = $CONFIG_COMMANDS + $ $0 $@ + +on `(hostname || uname -n) 2>/dev/null | sed 1q` +" + +_ACEOF + +case $ac_config_files in *" +"*) set x $ac_config_files; shift; ac_config_files=$*;; +esac + +case $ac_config_headers in *" +"*) set x $ac_config_headers; shift; ac_config_headers=$*;; +esac + + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +# Files that config.status was made for. +config_files="$ac_config_files" +config_headers="$ac_config_headers" +config_links="$ac_config_links" +config_commands="$ac_config_commands" + +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +ac_cs_usage="\ +\`$as_me' instantiates files and other configuration actions +from templates according to the current configuration. Unless the files +and actions are specified as TAGs, all are instantiated by default. + +Usage: $0 [OPTION]... [TAG]... + + -h, --help print this help, then exit + -V, --version print version number and configuration settings, then exit + --config print configuration, then exit + -q, --quiet, --silent + do not print progress messages + -d, --debug don't remove temporary files + --recheck update $as_me by reconfiguring in the same conditions + --file=FILE[:TEMPLATE] + instantiate the configuration file FILE + --header=FILE[:TEMPLATE] + instantiate the configuration header FILE + +Configuration files: +$config_files + +Configuration headers: +$config_headers + +Configuration links: +$config_links + +Configuration commands: +$config_commands + +Report bugs to ." + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +ac_cs_config="`printf "%s\n" "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`" +ac_cs_version="\\ +gzip config.status 1.8 +configured by $0, generated by GNU Autoconf 2.69.147-5ad35, + with options \\"\$ac_cs_config\\" + +Copyright (C) 2015 Free Software Foundation, Inc. +This config.status script is free software; the Free Software Foundation +gives unlimited permission to copy, distribute and modify it." + +ac_pwd='$ac_pwd' +srcdir='$srcdir' +INSTALL='$INSTALL' +MKDIR_P='$MKDIR_P' +AWK='$AWK' +test -n "\$AWK" || AWK=awk +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +# The default lists apply if the user does not specify any file. +ac_need_defaults=: +while test $# != 0 +do + case $1 in + --*=?*) + ac_option=`expr "X$1" : 'X\([^=]*\)='` + ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'` + ac_shift=: + ;; + --*=) + ac_option=`expr "X$1" : 'X\([^=]*\)='` + ac_optarg= + ac_shift=: + ;; + *) + ac_option=$1 + ac_optarg=$2 + ac_shift=shift + ;; + esac + + case $ac_option in + # Handling of the options. + -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r) + ac_cs_recheck=: ;; + --version | --versio | --versi | --vers | --ver | --ve | --v | -V ) + printf "%s\n" "$ac_cs_version"; exit ;; + --config | --confi | --conf | --con | --co | --c ) + printf "%s\n" "$ac_cs_config"; exit ;; + --debug | --debu | --deb | --de | --d | -d ) + debug=: ;; + --file | --fil | --fi | --f ) + $ac_shift + case $ac_optarg in + *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;; + '') as_fn_error $? "missing file argument" ;; + esac + as_fn_append CONFIG_FILES " '$ac_optarg'" + ac_need_defaults=false;; + --header | --heade | --head | --hea ) + $ac_shift + case $ac_optarg in + *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;; + esac + as_fn_append CONFIG_HEADERS " '$ac_optarg'" + ac_need_defaults=false;; + --he | --h) + # Conflict between --help and --header + as_fn_error $? "ambiguous option: \`$1' +Try \`$0 --help' for more information.";; + --help | --hel | -h ) + printf "%s\n" "$ac_cs_usage"; exit ;; + -q | -quiet | --quiet | --quie | --qui | --qu | --q \ + | -silent | --silent | --silen | --sile | --sil | --si | --s) + ac_cs_silent=: ;; + + # This is an error. + -*) as_fn_error $? "unrecognized option: \`$1' +Try \`$0 --help' for more information." ;; + + *) as_fn_append ac_config_targets " $1" + ac_need_defaults=false ;; + + esac + shift +done + +ac_configure_extra_args= + +if $ac_cs_silent; then + exec 6>/dev/null + ac_configure_extra_args="$ac_configure_extra_args --silent" +fi + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +if \$ac_cs_recheck; then + set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion + shift + \printf "%s\n" "running CONFIG_SHELL=$SHELL \$*" >&6 + CONFIG_SHELL='$SHELL' + export CONFIG_SHELL + exec "\$@" +fi + +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +exec 5>>config.log +{ + echo + sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX +## Running $as_me. ## +_ASBOX + printf "%s\n" "$ac_log" +} >&5 + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +# +# INIT-COMMANDS +# +AMDEP_TRUE="$AMDEP_TRUE" MAKE="${MAKE-make}" +GNUmakefile=$GNUmakefile + +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 + +# Handling of arguments. +for ac_config_target in $ac_config_targets +do + case $ac_config_target in + "lib/config.h") CONFIG_HEADERS="$CONFIG_HEADERS lib/config.h:lib/config.hin" ;; + "depfiles") CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;; + "$GNUmakefile") CONFIG_LINKS="$CONFIG_LINKS $GNUmakefile:$GNUmakefile" ;; + "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;; + "doc/Makefile") CONFIG_FILES="$CONFIG_FILES doc/Makefile" ;; + "lib/Makefile") CONFIG_FILES="$CONFIG_FILES lib/Makefile" ;; + "tests/Makefile") CONFIG_FILES="$CONFIG_FILES tests/Makefile" ;; + + *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;; + esac +done + + +# If the user did not use the arguments to specify the items to instantiate, +# then the envvar interface is used. Set only those that are not. +# We use the long form for the default assignment because of an extremely +# bizarre bug on SunOS 4.1.3. +if $ac_need_defaults; then + test ${CONFIG_FILES+y} || CONFIG_FILES=$config_files + test ${CONFIG_HEADERS+y} || CONFIG_HEADERS=$config_headers + test ${CONFIG_LINKS+y} || CONFIG_LINKS=$config_links + test ${CONFIG_COMMANDS+y} || CONFIG_COMMANDS=$config_commands +fi + +# Have a temporary directory for convenience. Make it in the build tree +# simply because there is no reason against having it here, and in addition, +# creating and moving files from /tmp can sometimes cause problems. +# Hook for its removal unless debugging. +# Note that there is a small window in which the directory will not be cleaned: +# after its creation but before its name has been assigned to `$tmp'. +$debug || +{ + tmp= ac_tmp= + trap 'exit_status=$? + : "${ac_tmp:=$tmp}" + { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status +' 0 + trap 'as_fn_exit 1' 1 2 13 15 +} +# Create a (secure) tmp directory for tmp files. + +{ + tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` && + test -d "$tmp" +} || +{ + tmp=./conf$$-$RANDOM + (umask 077 && mkdir "$tmp") +} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5 +ac_tmp=$tmp + +# Set up the scripts for CONFIG_FILES section. +# No need to generate them if there are no CONFIG_FILES. +# This happens for instance with `./config.status config.h'. +if test -n "$CONFIG_FILES"; then + + +ac_cr=`echo X | tr X '\015'` +# On cygwin, bash can eat \r inside `` if the user requested igncr. +# But we know of no other shell where ac_cr would be empty at this +# point, so we can use a bashism as a fallback. +if test "x$ac_cr" = x; then + eval ac_cr=\$\'\\r\' +fi +ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' /dev/null` +if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then + ac_cs_awk_cr='\\r' +else + ac_cs_awk_cr=$ac_cr +fi + +echo 'BEGIN {' >"$ac_tmp/subs1.awk" && +_ACEOF + + +{ + echo "cat >conf$$subs.awk <<_ACEOF" && + echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' && + echo "_ACEOF" +} >conf$$subs.sh || + as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 +ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'` +ac_delim='%!_!# ' +for ac_last_try in false false false false false :; do + . ./conf$$subs.sh || + as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 + + ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X` + if test $ac_delim_n = $ac_delim_num; then + break + elif $ac_last_try; then + as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5 + else + ac_delim="$ac_delim!$ac_delim _$ac_delim!! " + fi +done +rm -f conf$$subs.sh + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK && +_ACEOF +sed -n ' +h +s/^/S["/; s/!.*/"]=/ +p +g +s/^[^!]*!// +:repl +t repl +s/'"$ac_delim"'$// +t delim +:nl +h +s/\(.\{148\}\)..*/\1/ +t more1 +s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/ +p +n +b repl +:more1 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t nl +:delim +h +s/\(.\{148\}\)..*/\1/ +t more2 +s/["\\]/\\&/g; s/^/"/; s/$/"/ +p +b +:more2 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t delim +' >$CONFIG_STATUS || ac_write_fail=1 +rm -f conf$$subs.awk +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +_ACAWK +cat >>"\$ac_tmp/subs1.awk" <<_ACAWK && + for (key in S) S_is_set[key] = 1 + FS = "" + +} +{ + line = $ 0 + nfields = split(line, field, "@") + substed = 0 + len = length(field[1]) + for (i = 2; i < nfields; i++) { + key = field[i] + keylen = length(key) + if (S_is_set[key]) { + value = S[key] + line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3) + len += length(value) + length(field[++i]) + substed = 1 + } else + len += 1 + keylen + } + + print line +} + +_ACAWK +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then + sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g" +else + cat +fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \ + || as_fn_error $? "could not setup config files machinery" "$LINENO" 5 +_ACEOF + +# VPATH may cause trouble with some makes, so we remove sole $(srcdir), +# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and +# trailing colons and then remove the whole line if VPATH becomes empty +# (actually we leave an empty line to preserve line numbers). +if test "x$srcdir" = x.; then + ac_vpsub='/^[ ]*VPATH[ ]*=[ ]*/{ +h +s/// +s/^/:/ +s/[ ]*$/:/ +s/:\$(srcdir):/:/g +s/:\${srcdir}:/:/g +s/:@srcdir@:/:/g +s/^:*// +s/:*$// +x +s/\(=[ ]*\).*/\1/ +G +s/\n// +s/^[^=]*=[ ]*$// +}' +fi + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +fi # test -n "$CONFIG_FILES" + +# Set up the scripts for CONFIG_HEADERS section. +# No need to generate them if there are no CONFIG_HEADERS. +# This happens for instance with `./config.status Makefile'. +if test -n "$CONFIG_HEADERS"; then +cat >"$ac_tmp/defines.awk" <<\_ACAWK || +BEGIN { +_ACEOF + +# Transform confdefs.h into an awk script `defines.awk', embedded as +# here-document in config.status, that substitutes the proper values into +# config.h.in to produce config.h. + +# Create a delimiter string that does not exist in confdefs.h, to ease +# handling of long lines. +ac_delim='%!_!# ' +for ac_last_try in false false :; do + ac_tt=`sed -n "/$ac_delim/p" confdefs.h` + if test -z "$ac_tt"; then + break + elif $ac_last_try; then + as_fn_error $? "could not make $CONFIG_HEADERS" "$LINENO" 5 + else + ac_delim="$ac_delim!$ac_delim _$ac_delim!! " + fi +done + +# For the awk script, D is an array of macro values keyed by name, +# likewise P contains macro parameters if any. Preserve backslash +# newline sequences. + +ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]* +sed -n ' +s/.\{148\}/&'"$ac_delim"'/g +t rset +:rset +s/^[ ]*#[ ]*define[ ][ ]*/ / +t def +d +:def +s/\\$// +t bsnl +s/["\\]/\\&/g +s/^ \('"$ac_word_re"'\)\(([^()]*)\)[ ]*\(.*\)/P["\1"]="\2"\ +D["\1"]=" \3"/p +s/^ \('"$ac_word_re"'\)[ ]*\(.*\)/D["\1"]=" \2"/p +d +:bsnl +s/["\\]/\\&/g +s/^ \('"$ac_word_re"'\)\(([^()]*)\)[ ]*\(.*\)/P["\1"]="\2"\ +D["\1"]=" \3\\\\\\n"\\/p +t cont +s/^ \('"$ac_word_re"'\)[ ]*\(.*\)/D["\1"]=" \2\\\\\\n"\\/p +t cont +d +:cont +n +s/.\{148\}/&'"$ac_delim"'/g +t clear +:clear +s/\\$// +t bsnlc +s/["\\]/\\&/g; s/^/"/; s/$/"/p +d +:bsnlc +s/["\\]/\\&/g; s/^/"/; s/$/\\\\\\n"\\/p +b cont +' >$CONFIG_STATUS || ac_write_fail=1 + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 + for (key in D) D_is_set[key] = 1 + FS = "" +} +/^[\t ]*#[\t ]*(define|undef)[\t ]+$ac_word_re([\t (]|\$)/ { + line = \$ 0 + split(line, arg, " ") + if (arg[1] == "#") { + defundef = arg[2] + mac1 = arg[3] + } else { + defundef = substr(arg[1], 2) + mac1 = arg[2] + } + split(mac1, mac2, "(") #) + macro = mac2[1] + prefix = substr(line, 1, index(line, defundef) - 1) + if (D_is_set[macro]) { + # Preserve the white space surrounding the "#". + print prefix "define", macro P[macro] D[macro] + next + } else { + # Replace #undef with comments. This is necessary, for example, + # in the case of _POSIX_SOURCE, which is predefined and required + # on some systems where configure will not decide to define it. + if (defundef == "undef") { + print "/*", prefix defundef, macro, "*/" + next + } + } +} +{ print } +_ACAWK +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 + as_fn_error $? "could not setup config headers machinery" "$LINENO" 5 +fi # test -n "$CONFIG_HEADERS" + + +eval set X " :F $CONFIG_FILES :H $CONFIG_HEADERS :L $CONFIG_LINKS :C $CONFIG_COMMANDS" +shift +for ac_tag +do + case $ac_tag in + :[FHLC]) ac_mode=$ac_tag; continue;; + esac + case $ac_mode$ac_tag in + :[FHL]*:*);; + :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;; + :[FH]-) ac_tag=-:-;; + :[FH]*) ac_tag=$ac_tag:$ac_tag.in;; + esac + ac_save_IFS=$IFS + IFS=: + set x $ac_tag + IFS=$ac_save_IFS + shift + ac_file=$1 + shift + + case $ac_mode in + :L) ac_source=$1;; + :[FH]) + ac_file_inputs= + for ac_f + do + case $ac_f in + -) ac_f="$ac_tmp/stdin";; + *) # Look for the file first in the build tree, then in the source tree + # (if the path is not absolute). The absolute path cannot be DOS-style, + # because $ac_f cannot contain `:'. + test -f "$ac_f" || + case $ac_f in + [\\/$]*) false;; + *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";; + esac || + as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;; + esac + case $ac_f in *\'*) ac_f=`printf "%s\n" "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac + as_fn_append ac_file_inputs " '$ac_f'" + done + + # Let's still pretend it is `configure' which instantiates (i.e., don't + # use $as_me), people would be surprised to read: + # /* config.h. Generated by config.status. */ + configure_input='Generated from '` + printf "%s\n" "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g' + `' by configure.' + if test x"$ac_file" != x-; then + configure_input="$ac_file. $configure_input" + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5 +printf "%s\n" "$as_me: creating $ac_file" >&6;} + fi + # Neutralize special characters interpreted by sed in replacement strings. + case $configure_input in #( + *\&* | *\|* | *\\* ) + ac_sed_conf_input=`printf "%s\n" "$configure_input" | + sed 's/[\\\\&|]/\\\\&/g'`;; #( + *) ac_sed_conf_input=$configure_input;; + esac + + case $ac_tag in + *:-:* | *:-) cat >"$ac_tmp/stdin" \ + || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;; + esac + ;; + esac + + ac_dir=`$as_dirname -- "$ac_file" || +$as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$ac_file" : 'X\(//\)[^/]' \| \ + X"$ac_file" : 'X\(//\)$' \| \ + X"$ac_file" : 'X\(/\)' \| . 2>/dev/null || +printf "%s\n" X"$ac_file" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + as_dir="$ac_dir"; as_fn_mkdir_p + ac_builddir=. + +case "$ac_dir" in +.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;; +*) + ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'` + # A ".." for each directory in $ac_dir_suffix. + ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'` + case $ac_top_builddir_sub in + "") ac_top_builddir_sub=. ac_top_build_prefix= ;; + *) ac_top_build_prefix=$ac_top_builddir_sub/ ;; + esac ;; +esac +ac_abs_top_builddir=$ac_pwd +ac_abs_builddir=$ac_pwd$ac_dir_suffix +# for backward compatibility: +ac_top_builddir=$ac_top_build_prefix + +case $srcdir in + .) # We are building in place. + ac_srcdir=. + ac_top_srcdir=$ac_top_builddir_sub + ac_abs_top_srcdir=$ac_pwd ;; + [\\/]* | ?:[\\/]* ) # Absolute name. + ac_srcdir=$srcdir$ac_dir_suffix; + ac_top_srcdir=$srcdir + ac_abs_top_srcdir=$srcdir ;; + *) # Relative name. + ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix + ac_top_srcdir=$ac_top_build_prefix$srcdir + ac_abs_top_srcdir=$ac_pwd/$srcdir ;; +esac +ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix + + + case $ac_mode in + :F) + # + # CONFIG_FILE + # + + case $INSTALL in + [\\/$]* | ?:[\\/]* ) ac_INSTALL=$INSTALL ;; + *) ac_INSTALL=$ac_top_build_prefix$INSTALL ;; + esac + ac_MKDIR_P=$MKDIR_P + case $MKDIR_P in + [\\/$]* | ?:[\\/]* ) ;; + */*) ac_MKDIR_P=$ac_top_build_prefix$MKDIR_P ;; + esac +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +# If the template does not know about datarootdir, expand it. +# FIXME: This hack should be removed a few years after 2.60. +ac_datarootdir_hack=; ac_datarootdir_seen= +ac_sed_dataroot=' +/datarootdir/ { + p + q +} +/@datadir@/p +/@docdir@/p +/@infodir@/p +/@localedir@/p +/@mandir@/p' +case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in +*datarootdir*) ac_datarootdir_seen=yes;; +*@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*) + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5 +printf "%s\n" "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;} +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 + ac_datarootdir_hack=' + s&@datadir@&$datadir&g + s&@docdir@&$docdir&g + s&@infodir@&$infodir&g + s&@localedir@&$localedir&g + s&@mandir@&$mandir&g + s&\\\${datarootdir}&$datarootdir&g' ;; +esac +_ACEOF + +# Neutralize VPATH when `$srcdir' = `.'. +# Shell code in configure.ac might set extrasub. +# FIXME: do we really want to maintain this feature? +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +ac_sed_extra="$ac_vpsub +$extrasub +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +:t +/@[a-zA-Z_][a-zA-Z_0-9]*@/!b +s|@configure_input@|$ac_sed_conf_input|;t t +s&@top_builddir@&$ac_top_builddir_sub&;t t +s&@top_build_prefix@&$ac_top_build_prefix&;t t +s&@srcdir@&$ac_srcdir&;t t +s&@abs_srcdir@&$ac_abs_srcdir&;t t +s&@top_srcdir@&$ac_top_srcdir&;t t +s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t +s&@builddir@&$ac_builddir&;t t +s&@abs_builddir@&$ac_abs_builddir&;t t +s&@abs_top_builddir@&$ac_abs_top_builddir&;t t +s&@INSTALL@&$ac_INSTALL&;t t +s&@MKDIR_P@&$ac_MKDIR_P&;t t +$ac_datarootdir_hack +" +eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \ + >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5 + +test -z "$ac_datarootdir_hack$ac_datarootdir_seen" && + { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } && + { ac_out=`sed -n '/^[ ]*datarootdir[ ]*:*=/p' \ + "$ac_tmp/out"`; test -z "$ac_out"; } && + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir' +which seems to be undefined. Please make sure it is defined" >&5 +printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir' +which seems to be undefined. Please make sure it is defined" >&2;} + + rm -f "$ac_tmp/stdin" + case $ac_file in + -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";; + *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";; + esac \ + || as_fn_error $? "could not create $ac_file" "$LINENO" 5 + ;; + :H) + # + # CONFIG_HEADER + # + if test x"$ac_file" != x-; then + { + printf "%s\n" "/* $configure_input */" \ + && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" + } >"$ac_tmp/config.h" \ + || as_fn_error $? "could not create $ac_file" "$LINENO" 5 + if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5 +printf "%s\n" "$as_me: $ac_file is unchanged" >&6;} + else + rm -f "$ac_file" + mv "$ac_tmp/config.h" "$ac_file" \ + || as_fn_error $? "could not create $ac_file" "$LINENO" 5 + fi + else + printf "%s\n" "/* $configure_input */" \ + && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \ + || as_fn_error $? "could not create -" "$LINENO" 5 + fi +# Compute "$ac_file"'s index in $config_headers. +_am_arg="$ac_file" +_am_stamp_count=1 +for _am_header in $config_headers :; do + case $_am_header in + $_am_arg | $_am_arg:* ) + break ;; + * ) + _am_stamp_count=`expr $_am_stamp_count + 1` ;; + esac +done +echo "timestamp for $_am_arg" >`$as_dirname -- "$_am_arg" || +$as_expr X"$_am_arg" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$_am_arg" : 'X\(//\)[^/]' \| \ + X"$_am_arg" : 'X\(//\)$' \| \ + X"$_am_arg" : 'X\(/\)' \| . 2>/dev/null || +printf "%s\n" X"$_am_arg" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'`/stamp-h$_am_stamp_count + ;; + :L) + # + # CONFIG_LINK + # + + if test "$ac_source" = "$ac_file" && test "$srcdir" = '.'; then + : + else + # Prefer the file from the source tree if names are identical. + if test "$ac_source" = "$ac_file" || test ! -r "$ac_source"; then + ac_source=$srcdir/$ac_source + fi + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: linking $ac_source to $ac_file" >&5 +printf "%s\n" "$as_me: linking $ac_source to $ac_file" >&6;} + + if test ! -r "$ac_source"; then + as_fn_error $? "$ac_source: file not found" "$LINENO" 5 + fi + rm -f "$ac_file" + + # Try a relative symlink, then a hard link, then a copy. + case $ac_source in + [\\/$]* | ?:[\\/]* ) ac_rel_source=$ac_source ;; + *) ac_rel_source=$ac_top_build_prefix$ac_source ;; + esac + ln -s "$ac_rel_source" "$ac_file" 2>/dev/null || + ln "$ac_source" "$ac_file" 2>/dev/null || + cp -p "$ac_source" "$ac_file" || + as_fn_error $? "cannot link or copy $ac_source to $ac_file" "$LINENO" 5 + fi + ;; + :C) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5 +printf "%s\n" "$as_me: executing $ac_file commands" >&6;} + ;; + esac + + + case $ac_file$ac_mode in + "depfiles":C) test x"$AMDEP_TRUE" != x"" || { + # Older Autoconf quotes --file arguments for eval, but not when files + # are listed without --file. Let's play safe and only enable the eval + # if we detect the quoting. + # TODO: see whether this extra hack can be removed once we start + # requiring Autoconf 2.70 or later. + case $CONFIG_FILES in #( + *\'*) : + eval set x "$CONFIG_FILES" ;; #( + *) : + set x $CONFIG_FILES ;; #( + *) : + ;; +esac + shift + # Used to flag and report bootstrapping failures. + am_rc=0 + for am_mf + do + # Strip MF so we end up with the name of the file. + am_mf=`printf "%s\n" "$am_mf" | sed -e 's/:.*$//'` + # Check whether this is an Automake generated Makefile which includes + # dependency-tracking related rules and includes. + # Grep'ing the whole file directly is not great: AIX grep has a line + # limit of 2048, but all sed's we know have understand at least 4000. + sed -n 's,^am--depfiles:.*,X,p' "$am_mf" | grep X >/dev/null 2>&1 \ + || continue + am_dirpart=`$as_dirname -- "$am_mf" || +$as_expr X"$am_mf" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$am_mf" : 'X\(//\)[^/]' \| \ + X"$am_mf" : 'X\(//\)$' \| \ + X"$am_mf" : 'X\(/\)' \| . 2>/dev/null || +printf "%s\n" X"$am_mf" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + am_filepart=`$as_basename -- "$am_mf" || +$as_expr X/"$am_mf" : '.*/\([^/][^/]*\)/*$' \| \ + X"$am_mf" : 'X\(//\)$' \| \ + X"$am_mf" : 'X\(/\)' \| . 2>/dev/null || +printf "%s\n" X/"$am_mf" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ + s//\1/ + q + } + /^X\/\(\/\/\)$/{ + s//\1/ + q + } + /^X\/\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + { echo "$as_me:$LINENO: cd "$am_dirpart" \ + && sed -e '/# am--include-marker/d' "$am_filepart" \ + | $MAKE -f - am--depfiles" >&5 + (cd "$am_dirpart" \ + && sed -e '/# am--include-marker/d' "$am_filepart" \ + | $MAKE -f - am--depfiles) >&5 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } || am_rc=$? + done + if test $am_rc -ne 0; then + { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "Something went wrong bootstrapping makefile fragments + for automatic dependency tracking. Try re-running configure with the + '--disable-dependency-tracking' option to at least be able to build + the package (albeit without support for automatic dependency tracking). +See \`config.log' for more details" "$LINENO" 5; } + fi + { am_dirpart=; unset am_dirpart;} + { am_filepart=; unset am_filepart;} + { am_mf=; unset am_mf;} + { am_rc=; unset am_rc;} + rm -f conftest-deps.mk +} + ;; + + esac +done # for ac_tag + + +as_fn_exit 0 +_ACEOF +ac_clean_files=$ac_clean_files_save + +test $ac_write_fail = 0 || + as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5 + + +# configure is writing to config.log, and then calls config.status. +# config.status does its own redirection, appending to config.log. +# Unfortunately, on DOS this fails, as config.log is still kept open +# by configure, so config.status won't be able to write to it; its +# output is simply discarded. So we exec the FD to /dev/null, +# effectively closing config.log, so it can be properly (re)opened and +# appended to by config.status. When coming back to configure, we +# need to make the FD available again. +if test "$no_create" != yes; then + ac_cs_success=: + ac_config_status_args= + test "$silent" = yes && + ac_config_status_args="$ac_config_status_args --quiet" + exec 5>/dev/null + $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false + exec 5>>config.log + # Use ||, not &&, to avoid exiting from the if with $? = 1, which + # would make configure fail if this is the last instruction. + $ac_cs_success || as_fn_exit 1 +fi +if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5 +printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;} +fi + -- cgit v1.2.1