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dnl Process this file with autoconf to produce a configure script.
AC_INIT()
mpfr_version=`cat $srcdir/VERSION`
AM_INIT_AUTOMAKE(mpfr, $mpfr_version, [no-define])
AC_ARG_WITH(gmp_include, [ --with-gmp-include=DIR GMP include directory ], with_gmp_include=$withval)
AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=DIR GMP lib directory ], with_gmp_lib=$withval)
AC_ARG_WITH(gmp, [ --with-gmp=DIR GMP directory ], with_gmp_include=$withval/include with_gmp_lib=$withval/lib)
AC_ARG_WITH(irix64, [ --with-irix64=on/off Irix 32/64 bits support ], with_irix64=$withval, with_irix64=off)
test_CFLAGS=${CFLAGS+set}
dnl Same as in gmp acinclude.m4, though currently we're using the normal
dnl config.sub, so the additional exact cpu types don't arise.
define(X86_PATTERN,
[[i?86*-*-* | k[5-8]*-*-* | pentium*-*-* | athlon-*-*]])
dnl Checks for programs.
AC_PROG_CC
AC_PROG_RANLIB
AC_CANONICAL_HOST
AC_CHECK_OS
AC_CHECK_MACHTYPE
dnl If compiler is gcc, then use some specific flags.
dnl But don't touch user specified flags.
if test "$test_CFLAGS" != set && test -n "$GCC"; then
CFLAGS="-Wall -Wmissing-prototypes $CFLAGS"
fi
dnl Set the OS-dependent flags.
case $OS_TYPE in
HP-UX*)
AC_DEFINE(hpux)
if test -n "$GCC"; then
LDFLAGS="-Xlinker +allowunsats $LDFLAGS"
fi
;;
IRIX64)
if [[ "$irix64" = "on" ]]; then
CFLAGS ="-mabi=64 $CFLAGS"
else
CFLAGS ="-mabi=n32 $CFLAGS"
fi
;;
esac
dnl Tests concerning the include directories.
AC_MSG_CHECKING(for gmp files)
if test -d "$with_gmp_include"; then
CPPFLAGS="$CPPFLAGS -I$with_gmp_include"
else
with_gmp_include=
fi
AC_TRY_COMPILE([
#include "gmp.h"
#include "gmp-impl.h"
#include "longlong.h"
], , AC_MSG_RESULT(yes),
[AC_MSG_RESULT(no)
AC_MSG_ERROR([gmp.h or gmp-impl.h or config.h or gmp-mparam.h or
longlong.h may be missing ${with_gmp_include:+in $with_gmp_include}])]
)
dnl Check for valid BITS_PER_MP_LIMB and BYTES_PER_MP_LIMB
AC_MSG_CHECKING(for valid BITS_PER_MP_LIMB and BYTES_PER_MP_LIMB)
AC_TRY_RUN([
#include <limits.h>
#include "gmp.h"
#include "gmp-impl.h"
int main()
{
return BITS_PER_MP_LIMB == BYTES_PER_MP_LIMB * CHAR_BIT
&& sizeof(mp_limb_t) == BYTES_PER_MP_LIMB ? 0 : 1;
}
], AC_MSG_RESULT(yes),
[AC_MSG_RESULT(no)
AC_MSG_ERROR([BITS_PER_MP_LIMB and/or BYTES_PER_MP_LIMB are incorrect.
You probably need to change some of the GMP or MPFR compile options:
MPFR doesn't currently do as many architecture checks as GMP, so the
default target architecture may be different, hence the error.])],
AC_MSG_RESULT([can't test])
)
MPFR_CONFIGS
# Recent autoconf creates AC_DEFINEs of PACKAGE_VERSION etc, unfortunately
# those -D defines in $DEFS conflict with the same defines in config.h from
# GMP. Unless or until autoconf gives us a better way for two closely
# related packages to cooperate, use this hack to get rid of them from $DEFS
# here.
#
if test -f confdefs.h; then
sed '/#define PACKAGE_/d' <confdefs.h >confdefs.tmp
mv confdefs.tmp confdefs.h
fi
AC_MY_LIBS($with_gmp_lib, gmp)
AC_SUBST(INCLUDES)
AC_SUBST(LDADD)
AC_SUBST(LDFLAGS)
AC_SUBST(CFLAGS)
AC_OUTPUT(Makefile tests/Makefile)
dnl NEWS README AUTHORS Changelog
|
