blob: 1fe8a8e8ee2c9513f3da6fb951d333be3be30806 [file] [log] [blame]
#!/usr/bin/m4
#
# Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
# Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AC_DEFUN([st_MPERS],[
pushdef([MPERS_NAME], translit([$1], [a-z], [A-Z]))
pushdef([HAVE_MPERS], [HAVE_]MPERS_NAME[_MPERS])
pushdef([HAVE_RUNTIME], [HAVE_]MPERS_NAME[_RUNTIME])
pushdef([CFLAG], [-$1])
pushdef([st_cv_cc], [st_cv_$1_cc])
pushdef([st_cv_runtime], [st_cv_$1_runtime])
pushdef([st_cv_mpers], [st_cv_$1_mpers])
case "$arch" in
[$2])
AH_TEMPLATE([HAVE_GNU_STUBS_32_H],
[Define to 1 if you have the <gnu/stubs-32.h> header file.])
AH_TEMPLATE([HAVE_GNU_STUBS_X32_H],
[Define to 1 if you have the <gnu/stubs-x32.h> header file.])
pushdef([gnu_stubs], [gnu/stubs-][m4_substr([$1], 1)][.h])
AC_CHECK_HEADERS([gnu_stubs], [IFLAG=],
[mkdir -p gnu
: > gnu_stubs
AC_MSG_NOTICE([Created empty gnu_stubs])
IFLAG=-I.])
popdef([gnu_stubs])
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS CFLAG $IFLAG"
AC_CACHE_CHECK([for CFLAG compile support], [st_cv_cc],
[AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include <stdint.h>
int main(){return 0;}]])],
[st_cv_cc=yes],
[st_cv_cc=no])])
if test $st_cv_cc = yes; then
AC_CACHE_CHECK([for CFLAG runtime support], [st_cv_runtime],
[AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdint.h>
int main(){return 0;}]])],
[st_cv_runtime=yes],
[st_cv_runtime=no],
[st_cv_runtime=no])])
AC_CACHE_CHECK([whether mpers.sh CFLAG works], [st_cv_mpers],
[if CC="$CC" CPP="$CPP" CPPFLAGS="$CPPFLAGS" \
$srcdir/mpers_test.sh [$1]; then
st_cv_mpers=yes
else
st_cv_mpers=no
fi])
if test $st_cv_mpers = yes; then
AC_DEFINE(HAVE_MPERS, [1],
[Define to 1 if you have CFLAG mpers support])
fi
fi
CFLAGS="$saved_CFLAGS"
;;
*)
st_cv_runtime=no
st_cv_mpers=no
;;
esac
AM_CONDITIONAL(HAVE_RUNTIME, [test "$st_cv_runtime" = yes])
AM_CONDITIONAL(HAVE_MPERS, [test "$st_cv_mpers" = yes])
popdef([st_cv_mpers])
popdef([st_cv_runtime])
popdef([st_cv_cc])
popdef([CFLAG])
popdef([HAVE_RUNTIME])
popdef([HAVE_MPERS])
popdef([MPERS_NAME])
])