diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 378 |
1 files changed, 378 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..50fbae5 --- /dev/null +++ b/configure.ac @@ -0,0 +1,378 @@ +# Configure template for GNU tar. -*- autoconf -*- + +# Copyright 1991, 1994-2010, 2013-2016 Free Software Foundation, Inc. + +# This file is part of GNU tar. + +# GNU tar is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 3 of the License, or +# (at your option) any later version. + +# GNU tar is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see <http://www.gnu.org/licenses/>. + +AC_INIT([GNU tar], [1.29], [bug-tar@gnu.org]) +AC_CONFIG_SRCDIR([src/tar.c]) +AC_CONFIG_AUX_DIR([build-aux]) +AC_CONFIG_HEADERS([config.h]) +AC_PREREQ([2.63]) +AM_INIT_AUTOMAKE([1.11 gnits tar-ustar dist-bzip2 dist-xz std-options silent-rules]) + +# Enable silent rules by default: +AM_SILENT_RULES([yes]) + +AC_PROG_CC_STDC +AC_EXEEXT +AC_PROG_RANLIB +AC_PROG_YACC +gl_EARLY +AC_CHECK_TOOLS([AR], [ar]) + +AC_SYS_LARGEFILE +AC_C_INLINE + +AC_CHECK_HEADERS_ONCE(fcntl.h linux/fd.h memory.h net/errno.h \ + sgtty.h string.h \ + sys/param.h sys/device.h sys/gentape.h \ + sys/inet.h sys/io/trioctl.h \ + sys/mtio.h sys/time.h sys/tprintf.h sys/tape.h \ + unistd.h locale.h) + +AC_CHECK_HEADERS([sys/buf.h], [], [], +[#if HAVE_SYS_PARAM_H +#include <sys/param.h> +#endif]) + +AC_HEADER_MAJOR + +AC_MSG_CHECKING([for st_fstype string in struct stat]) +AC_CACHE_VAL(diff_cv_st_fstype_string, + [AC_TRY_COMPILE([#include <sys/types.h> +#include <sys/stat.h>], [struct stat s; s.st_fstype[0] = 'x';], + diff_cv_st_fstype_string=yes, + diff_cv_st_fstype_string=no)]) +AC_MSG_RESULT($diff_cv_st_fstype_string) +if test $diff_cv_st_fstype_string = yes; then + AC_DEFINE(HAVE_ST_FSTYPE_STRING, 1, + [Define if struct stat has a char st_fstype[] member.]) +fi + +# even if we use gnulib's acl.h with integrated m4 file later on (used because +# of very useful file_has_acl() function) we need following checks that restrict +# tar to use POSIX.1e ACLs only. +AC_ARG_WITH([posix-acls], + AS_HELP_STRING([--without-posix-acls], + [do not use POSIX.1e access control lists]), + [], + [with_posix_acls=yes]) +if test "x$with_posix_acls" != "xno"; then + AC_CHECK_HEADERS(sys/acl.h,, [with_posix_acls=no]) + for tar_acl_func in acl_get_file acl_get_fd acl_set_file acl_set_fd \ + acl_to_text acl_from_text acl_delete_def_file \ + acl_free; do \ + test "x$with_posix_acls" = xno && break + AC_SEARCH_LIBS([$tar_acl_func], [acl pacl], [], [with_posix_acls=no]) + done + if test "x$with_posix_acls" != xno; then + AC_DEFINE(HAVE_POSIX_ACLS,,[Define when we have working POSIX acls]) + fi +else + # disable acls in gnulib's checks + export enable_acl=no +fi + +AC_TYPE_MODE_T +AC_TYPE_PID_T +AC_TYPE_OFF_T +AC_TYPE_UID_T +AC_CHECK_TYPE(major_t, , AC_DEFINE(major_t, int, + [Type of major device numbers.])) +AC_CHECK_TYPE(minor_t, , AC_DEFINE(minor_t, int, + [Type of minor device numbers.])) +AC_CHECK_TYPE(dev_t, unsigned) +AC_CHECK_TYPE(ino_t, unsigned) + +gt_TYPE_SSIZE_T + +# gnulib modules +gl_INIT +# paxutils modules +tar_PAXUTILS + +# 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. +AC_DEFUN([gl_GCC_VERSION_IFELSE], + [AC_PREPROC_IFELSE( + [AC_LANG_PROGRAM( + [[ +#if ($1) < __GNUC__ || (($1) == __GNUC__ && ($2) <= __GNUC_MINOR__) +/* ok */ +#else +# error "your version of gcc is older than $1.$2" +#endif + ]]), + ], [$3], [$4]) + ] +) + +AC_ARG_ENABLE([gcc-warnings], + [AS_HELP_STRING([--enable-gcc-warnings], + [turn on many GCC warnings (for developers; best with GNU make)])], + [case $enableval in + yes|no) ;; + *) AC_MSG_ERROR([bad value $enableval for gcc-warnings option]) ;; + esac + gl_gcc_warnings=$enableval], + [gl_gcc_warnings=no + if test -d "$srcdir"/.git; then + gl_GCC_VERSION_IFELSE([4], [6], [gl_gcc_warnings=yes]) + fi] +) + +if test "$gl_gcc_warnings" = yes; then + gl_WARN_ADD([-Werror], [WERROR_CFLAGS]) + AC_SUBST([WERROR_CFLAGS]) + + nw= + # This, $nw, is the list of warnings we disable. + nw="$nw -Wformat-nonliteral" # warnings in Fedora 17 stdio.h + nw="$nw -Wvla" # warnings in gettext.h + nw="$nw -Wswitch-default" # Too many warnings for now + nw="$nw -Wunsafe-loop-optimizations" # It's OK to omit unsafe optimizations. + nw="$nw -Winline" # It's OK to not inline. + nw="$nw -Wstrict-overflow" # It's OK to optimize strictly. + nw="$nw -Wsuggest-attribute=pure" # Too many warnings for now. + nw="$nw -Wstack-protector" + + gl_MANYWARN_ALL_GCC([ws]) + gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw]) + for w in $ws; do + gl_WARN_ADD([$w]) + done + gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now + gl_WARN_ADD([-Wno-type-limits]) # It's OK to optimize based on types. + gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now + gl_WARN_ADD([-Wno-format-nonliteral]) + + gl_WARN_ADD([-fdiagnostics-show-option]) + gl_WARN_ADD([-funit-at-a-time]) + + + AC_SUBST([WARN_CFLAGS]) + + AC_DEFINE([lint], [1], [Define to 1 if the compiler is checking for lint.]) + AH_VERBATIM([FORTIFY_SOURCE], + [/* Enable compile-time and run-time bounds-checking, and some warnings, + without upsetting glibc 2.15+. */ + #if !defined _FORTIFY_SOURCE && defined __OPTIMIZE__ && __OPTIMIZE__ + # define _FORTIFY_SOURCE 2 + #endif + ]) + AC_DEFINE([GNULIB_PORTCHECK], [1], [enable some gnulib portability checks]) + + # Use a slightly smaller set of warning options for lib/. + # Remove the following and save the result in GNULIB_WARN_CFLAGS. + nw= + nw="$nw -Wmissing-prototypes" + nw="$nw -Wunused-macros" + # + # These are for argp. + nw="$nw -Wmissing-field-initializers" + nw="$nw -Wshadow" + # + gl_MANYWARN_COMPLEMENT([GNULIB_WARN_CFLAGS], [$WARN_CFLAGS], [$nw]) + + # This is also for argp. + gl_WARN_ADD([-Wno-missing-field-initializers], [GNULIB_WARN_CFLAGS]) + + AC_SUBST([GNULIB_WARN_CFLAGS]) + + # For gnulib-tests, the set is slightly smaller still. + nw= + # It's not worth being this picky about test programs. + nw="$nw -Wsuggest-attribute=const" + gl_MANYWARN_COMPLEMENT([GNULIB_TEST_WARN_CFLAGS], + [$GNULIB_WARN_CFLAGS], [$nw]) + AC_SUBST([GNULIB_TEST_WARN_CFLAGS]) +fi + +TAR_HEADERS_ATTR_XATTR_H + +AC_CHECK_FUNCS_ONCE([fchmod fchown fsync lstat mkfifo readlink symlink]) + +AC_CHECK_DECLS([getgrgid],,, [#include <grp.h>]) +AC_CHECK_DECLS([getpwuid],,, [#include <pwd.h>]) +AC_CHECK_DECLS([time],,, [#include <time.h>]) + +AC_REPLACE_FUNCS(waitpid) + +AC_ARG_VAR([RSH], [Configure absolute path to default remote shell binary]) +AC_CACHE_CHECK(for remote shell, tar_cv_path_RSH, + [if test -n "$RSH"; then + tar_cv_path_RSH=$RSH + else + tar_cv_path_RSH=no + for ac_file in /usr/ucb/rsh /usr/bin/remsh /usr/bin/rsh /usr/bsd/rsh \ + /usr/bin/nsh /usr/bin/rcmd + do + # Prefer a non-symlink rsh to a symlink one, so that binaries built + # on AIX 4.1.4, where /usr/ucb/rsh is a symlink to /usr/bin/rsh + # will run on AIX 4.3.0, which has only /usr/bin/rsh. + if test -f $ac_file; then + if (test -h $ac_file) 2>/dev/null; then + test $tar_cv_path_RSH = no && tar_cv_path_RSH=$ac_file + else + tar_cv_path_RSH=$ac_file + break + fi + fi + done + fi]) +if test $tar_cv_path_RSH = no; then + AC_CHECK_HEADERS(netdb.h) +else + AC_DEFINE_UNQUOTED(REMOTE_SHELL, "$tar_cv_path_RSH", + [Define to the full path of your rsh, if any.]) +fi + +TAR_COMPR_PROGRAM(compress) +TAR_COMPR_PROGRAM(gzip) +TAR_COMPR_PROGRAM(bzip2) +TAR_COMPR_PROGRAM(lzip) +TAR_COMPR_PROGRAM(lzma) +TAR_COMPR_PROGRAM(lzop) +TAR_COMPR_PROGRAM(xz) + +AC_MSG_CHECKING(for default archive format) + +AC_ARG_VAR([DEFAULT_ARCHIVE_FORMAT], + [Set the default archive format. Allowed values are: V7, OLDGNU, USTAR, POSIX, GNU. Default is GNU]) + +if test -z "$DEFAULT_ARCHIVE_FORMAT"; then + DEFAULT_ARCHIVE_FORMAT="GNU" +fi +case $DEFAULT_ARCHIVE_FORMAT in + V7|OLDGNU|USTAR|POSIX|GNU) ;; + *) AC_MSG_ERROR(Invalid format name);; +esac +AC_DEFINE_UNQUOTED(DEFAULT_ARCHIVE_FORMAT, ${DEFAULT_ARCHIVE_FORMAT}_FORMAT, + [By default produce archives of this format]) +AC_MSG_RESULT($DEFAULT_ARCHIVE_FORMAT) + +AC_MSG_CHECKING(for default archive) + +AC_ARG_VAR([DEFAULT_ARCHIVE], + [Set the name of the default archive (default: -)]) +if test -z "$DEFAULT_ARCHIVE"; then + DEFAULT_ARCHIVE=- +else + if test -z "`ls $DEFAULT_ARCHIVE 2>/dev/null`"; then + AC_MSG_WARN(DEFAULT_ARCHIVE '$DEFAULT_ARCHIVE' not found on this system) + fi + # FIXME: Look for DEFTAPE in <sys/mtio.h>. + # FIXME: Let DEVICE_PREFIX be configured from the environment. + # FIXME: Rearrange, here. + case $DEFAULT_ARCHIVE in + *[[0-7][lmh]]) + AC_DEFINE(DENSITY_LETTER, 1, + [Define to 1 if density may be indicated by [lmh] at end of device.]) + device_prefix=`echo $DEFAULT_ARCHIVE | sed 's/[0-7][lmh]$//'` + ;; + *[[0-7]]) + device_prefix=`echo $DEFAULT_ARCHIVE | sed 's/[0-7]$//'` + ;; + *) + device_prefix= + ;; + esac + case "$device_prefix" in + ?*) + AC_DEFINE_UNQUOTED(DEVICE_PREFIX, "$device_prefix", + [Define to a string giving the prefix of the default device, without the part specifying the unit and density.]) + ;; + esac +fi +AC_DEFINE_UNQUOTED(DEFAULT_ARCHIVE, "$DEFAULT_ARCHIVE", + [Define to a string giving the full name of the default archive file.]) +AC_MSG_RESULT($DEFAULT_ARCHIVE) + +AC_ARG_VAR([DEFAULT_BLOCKING], + [Define default blocking factor (default: 20)]) +AC_MSG_CHECKING(for default blocking) +DEFAULT_BLOCKING=${DEFAULT_BLOCKING-20} +AC_DEFINE_UNQUOTED(DEFAULT_BLOCKING, $DEFAULT_BLOCKING, + [Define to a number giving the default blocking size for archives.]) +AC_MSG_RESULT($DEFAULT_BLOCKING) + +AC_MSG_CHECKING(for default quoting style) + +m4_define([QUOTING_STYLES],dnl + [literal|shell|shell-always|c|escape|locale|clocale]) +DEFAULT_QUOTING_STYLE="escape" +AC_ARG_VAR([DEFAULT_QUOTING_STYLE], + [Set the default quoting style. Allowed values are: ] m4_bpatsubst(QUOTING_STYLES,[|], [[, ]]) [. Default is "escape".]) + +case $DEFAULT_QUOTING_STYLE in +QUOTING_STYLES) ;; +*) AC_MSG_ERROR(Invalid quoting style);; +esac +AC_MSG_RESULT($DEFAULT_QUOTING_STYLE) +DEFAULT_QUOTING_STYLE=`echo ${DEFAULT_QUOTING_STYLE}|sed 's/-/_/g'`_quoting_style +AC_DEFINE_UNQUOTED(DEFAULT_QUOTING_STYLE, $DEFAULT_QUOTING_STYLE, + [Define to a default quoting style (see lib/quoteargs.c for the list)]) + +# Iconv +AM_ICONV +AC_CHECK_HEADERS(iconv.h) +AC_CHECK_TYPE(iconv_t,:, + AC_DEFINE(iconv_t, int, + [Conversion descriptor type]), + [ +#ifdef HAVE_ICONV_H +# include <iconv.h> +#endif +]) + +# Gettext. +AM_GNU_GETTEXT([external], [need-formatstring-macros]) +AM_GNU_GETTEXT_VERSION([0.16]) + +# Initialize the test suite. +AC_CONFIG_TESTDIR(tests) +AC_CONFIG_FILES([tests/Makefile tests/atlocal]) # FIXME: tests/preset? +AM_MISSING_PROG([AUTOM4TE], [autom4te]) + +AC_SUBST(BACKUP_LIBEXEC_SCRIPTS) +AC_SUBST(BACKUP_SBIN_SCRIPTS) +AC_ARG_ENABLE(backup-scripts, + AC_HELP_STRING([--enable-backup-scripts], + [Create and install backup and restore scripts]), + [case $enableval in + yes) BACKUP_LIBEXEC_SCRIPTS='$(BACKUP_LIBEXEC_SCRIPTS_LIST)' + BACKUP_SBIN_SCRIPTS='$(BACKUP_SBIN_SCRIPTS_LIST)' + ;; + esac]) + +AC_SUBST(BACKUP_SED_COND) +if date +%Y-%m-%d 2>/dev/null >&2; then + BACKUP_SED_COND='/^\#ELSE_DATE_FORMAT_OK/,/^\#ENDIF_DATE_FORMAT_OK/d;/^\#IF_DATE_FORMAT_OK/d' +else + BACKUP_SED_COND='/^\#IF_DATE_FORMAT_OK/,/^\#ELSE_DATE_FORMAT_OK/d;/^\#ENDIF_DATE_FORMAT_OK/d' +fi + +AC_OUTPUT([Makefile\ + doc/Makefile\ + gnu/Makefile\ + lib/Makefile\ + po/Makefile.in\ + scripts/Makefile\ + rmt/Makefile\ + src/Makefile]) |