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dnl -*- mode: shell-script; sh-indentation: 2; -*-
dnl $Id$
dnl Process this file with autoconf to produce a configure script.
AC_INIT([nettle], [1.6])
AC_CONFIG_SRCDIR([arcfour.c])
AC_PREREQ(2.50)
AM_INIT_AUTOMAKE
AM_CONFIG_HEADER([config.h])
AC_CANONICAL_HOST
# Command line options
AC_ARG_WITH(include-path,
AC_HELP_STRING([--with-include-path], [A colon-separated list of directories to search for include files]),,
[with_include_path=''])
if test x$with_include_path != x ; then
CPPFLAGS="$CPPFLAGS -I `echo $with_include_path | sed 's/:/ -I /g'`"
fi
AC_ARG_WITH(lib-path,
AC_HELP_STRING([--with-lib-path], [A colon-separated list of directories to search for libraries]),,
[with_lib_path=''])
if test x$with_lib_path != x ; then
LDFLAGS="-L `echo $with_lib_path | sed 's/:/ -L /g'`"
fi
AC_ARG_ENABLE(assembler,
AC_HELP_STRING([--enable-assembler],[enable assembler code [default=yes]]),
[ case $enableval in
yes|no) ;;
*) AC_MSG_ERROR([bad value $enableval for --enable-assembler, need yes or no]) ;;
esac],
[enable_assembler=yes])
LSH_RPATH_INIT([`echo $with_lib_path | sed 's/:/ /g'` \
`echo $exec_prefix | sed "s@^NONE@$prefix/lib@g" | sed "s@^NONE@$ac_default_prefix/lib@g"` \
/usr/local/lib /sw/local/lib /sw/lib \
/usr/gnu/lib /opt/gnu/lib /sw/gnu/lib /usr/freeware/lib /usr/pkg/lib])
# Checks for programs.
AC_PROG_CC
AC_PROG_MAKE_SET
AC_PROG_RANLIB
AM_PROG_CC_STDC
if test "x$am_cv_prog_cc_stdc" = xno ; then
AC_ERROR([the C compiler doesn't handle ANSI-C])
fi
# Select assembler code
asm_path=
case "$host" in
[i?86*-*-* | k[5-8]*-*-* | pentium*-*-* | athlon-*-*])
asm_path=x86
;;
*sparc*-*-*)
asm_path=sparc
;;
esac
# echo "enable_assembler: $enable_assembler, asm_path: $asm_path"
if test "$enable_assembler" = yes ; then
if test -n "$asm_path"; then
AC_MSG_NOTICE([Looking for assembler files in $asm_path/.])
found=no
for tmp_f in aes.asm aes-encrypt.asm aes-decrypt.asm machine.m4; do
# echo "Looking for $srcdir/$asm_path/$tmp_f"
if test -f "$srcdir/$asm_path/$tmp_f"; then
# echo found
found=yes
AC_CONFIG_LINKS($tmp_f:$asm_path/$tmp_f)
fi
done
if test "$found" = no; then
enable_assembler=no
AC_MSG_WARN([No assembler files found.])
fi
fi
fi
AC_PATH_PROG(M4, m4, m4)
# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_TYPE_UID_T
AC_TYPE_SIZE_T
AC_HEADER_TIME
# Needed by the supplied memcmp.c
AC_C_BIGENDIAN
AC_REPLACE_FUNCS(memxor)
# Checks for libraries
AC_CHECK_LIB(gmp, __gmpz_getlimbn,,
[AC_MSG_WARN(
[GNU MP not found, or not 3.1 or up, see http://www.swox.com/gmp.
Support for public key algorithms will be unavailable.])])
# Add -R flags needed to run programs linked with gmp
LSH_RPATH_FIX
# Set these flags *last*, or else the test programs won't compile
if test x$GCC = xyes ; then
CFLAGS="$CFLAGS -ggdb3 -Wall -W \
-Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes \
-Wpointer-arith -Wbad-function-cast -Wnested-externs"
# Don't enable -Wcast-align as it results in tons of warnings in the
# DES code. And when using stdio.
# Don't enable -Waggregate-return, as that causes warnings for glibc
# inttypes.h.
fi
AC_OUTPUT(Makefile testsuite/Makefile examples/Makefile config.m4)
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