1
0
mirror of git://git.gnupg.org/gnupg.git synced 2024-12-22 10:19:57 +01:00
gnupg/m4/intdiv0.m4

88 lines
2.4 KiB
Plaintext
Raw Normal View History

2015-02-26 19:01:30 +01:00
# intdiv0.m4 serial 6 (gettext-0.18.2)
dnl Copyright (C) 2002, 2007-2008, 2010-2014 Free Software Foundation, Inc.
2007-10-23 10:48:09 +00:00
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
2003-10-25 16:27:24 +00:00
dnl From Bruno Haible.
AC_DEFUN([gt_INTDIV0],
[
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_CANONICAL_HOST])dnl
AC_CACHE_CHECK([whether integer division by zero raises SIGFPE],
gt_cv_int_divbyzero_sigfpe,
[
gettext: Upgrade to version 0.18 * configure.ac (AM_GNU_GETTEXT_VERSION): Bump to 0.18. * po/Makefile.in.in: Upgrade to gettext-0.18. Keep option --previous of msgmerge. * intl/: Upgrade to gettext-0.18. * m4/gettext.m4: Upgrade to gettext-0.18.1. * m4/iconv.m4: Upgrade to gettext-0.18.1. * m4/lib-ld.m4: Upgrade to gettext-0.18.1. * m4/lib-link.m4: Upgrade to gettext-0.18.1. * m4/lib-prefix.m4: Upgrade to gettext-0.18.1. * m4/nls.m4: Upgrade to gettext-0.18.1. * m4/po.m4: Upgrade to gettext-0.18.1. * m4/progtest.m4: Upgrade to gettext-0.18.1. * m4/codeset.m4: Upgrade to gettext-0.18.1. * m4/fcntl-o.m4: New file, from gettext-0.18.1. * m4/glibc2.m4: Upgrade to gettext-0.18.1. * m4/glibc21.m4: Upgrade to gettext-0.18.1. * m4/intdiv0.m4: Upgrade to gettext-0.18.1. * m4/intl.m4: Upgrade to gettext-0.18.1. * m4/intldir.m4: Upgrade to gettext-0.18.1. * m4/intlmacosx.m4: Upgrade to gettext-0.18.1. * m4/intmax.m4: Upgrade to gettext-0.18.1. * m4/inttypes_h.m4: Upgrade to gettext-0.18.1. * m4/inttypes-pri.m4: Upgrade to gettext-0.18.1. * m4/lcmessage.m4: Upgrade to gettext-0.18.1. * m4/lock.m4: Upgrade to gettext-0.18.1. * m4/longlong.m4: Upgrade to gettext-0.18.1. * m4/printf-posix.m4: Upgrade to gettext-0.18.1. * m4/size_max.m4: Upgrade to gettext-0.18.1. * m4/stdint_h.m4: Upgrade to gettext-0.18.1. * m4/threadlib.m4: New file, from gettext-0.18.1. * m4/uintmax_t.m4: Upgrade to gettext-0.18.1. * m4/visibility.m4: Upgrade to gettext-0.18.1. * m4/wchar_t.m4: Upgrade to gettext-0.18.1. * m4/wint_t.m4: Upgrade to gettext-0.18.1. * m4/xsize.m4: Upgrade to gettext-0.18.1. * m4/Makefile.am (EXTRA_DIST): Add the new files.
2012-12-14 16:08:23 +01:00
gt_cv_int_divbyzero_sigfpe=
changequote(,)dnl
case "$host_os" in
macos* | darwin[6-9]* | darwin[1-9][0-9]*)
2015-02-26 19:01:30 +01:00
# On Mac OS X 10.2 or newer, just assume the same as when cross-
gettext: Upgrade to version 0.18 * configure.ac (AM_GNU_GETTEXT_VERSION): Bump to 0.18. * po/Makefile.in.in: Upgrade to gettext-0.18. Keep option --previous of msgmerge. * intl/: Upgrade to gettext-0.18. * m4/gettext.m4: Upgrade to gettext-0.18.1. * m4/iconv.m4: Upgrade to gettext-0.18.1. * m4/lib-ld.m4: Upgrade to gettext-0.18.1. * m4/lib-link.m4: Upgrade to gettext-0.18.1. * m4/lib-prefix.m4: Upgrade to gettext-0.18.1. * m4/nls.m4: Upgrade to gettext-0.18.1. * m4/po.m4: Upgrade to gettext-0.18.1. * m4/progtest.m4: Upgrade to gettext-0.18.1. * m4/codeset.m4: Upgrade to gettext-0.18.1. * m4/fcntl-o.m4: New file, from gettext-0.18.1. * m4/glibc2.m4: Upgrade to gettext-0.18.1. * m4/glibc21.m4: Upgrade to gettext-0.18.1. * m4/intdiv0.m4: Upgrade to gettext-0.18.1. * m4/intl.m4: Upgrade to gettext-0.18.1. * m4/intldir.m4: Upgrade to gettext-0.18.1. * m4/intlmacosx.m4: Upgrade to gettext-0.18.1. * m4/intmax.m4: Upgrade to gettext-0.18.1. * m4/inttypes_h.m4: Upgrade to gettext-0.18.1. * m4/inttypes-pri.m4: Upgrade to gettext-0.18.1. * m4/lcmessage.m4: Upgrade to gettext-0.18.1. * m4/lock.m4: Upgrade to gettext-0.18.1. * m4/longlong.m4: Upgrade to gettext-0.18.1. * m4/printf-posix.m4: Upgrade to gettext-0.18.1. * m4/size_max.m4: Upgrade to gettext-0.18.1. * m4/stdint_h.m4: Upgrade to gettext-0.18.1. * m4/threadlib.m4: New file, from gettext-0.18.1. * m4/uintmax_t.m4: Upgrade to gettext-0.18.1. * m4/visibility.m4: Upgrade to gettext-0.18.1. * m4/wchar_t.m4: Upgrade to gettext-0.18.1. * m4/wint_t.m4: Upgrade to gettext-0.18.1. * m4/xsize.m4: Upgrade to gettext-0.18.1. * m4/Makefile.am (EXTRA_DIST): Add the new files.
2012-12-14 16:08:23 +01:00
# compiling. If we were to perform the real test, 1 Crash Report
# dialog window would pop up.
case "$host_cpu" in
i[34567]86 | x86_64)
gt_cv_int_divbyzero_sigfpe="guessing yes" ;;
esac
;;
esac
changequote([,])dnl
if test -z "$gt_cv_int_divbyzero_sigfpe"; then
2015-02-26 19:01:30 +01:00
AC_RUN_IFELSE(
[AC_LANG_SOURCE([[
2003-10-25 16:27:24 +00:00
#include <stdlib.h>
#include <signal.h>
static void
sigfpe_handler (int sig)
{
/* Exit with code 0 if SIGFPE, with code 1 if any other signal. */
exit (sig != SIGFPE);
}
int x = 1;
int y = 0;
int z;
int nan;
int main ()
{
signal (SIGFPE, sigfpe_handler);
/* IRIX and AIX (when "xlc -qcheck" is used) yield signal SIGTRAP. */
#if (defined (__sgi) || defined (_AIX)) && defined (SIGTRAP)
signal (SIGTRAP, sigfpe_handler);
#endif
/* Linux/SPARC yields signal SIGILL. */
#if defined (__sparc__) && defined (__linux__)
signal (SIGILL, sigfpe_handler);
#endif
z = x / y;
nan = y / y;
2015-02-26 19:01:30 +01:00
exit (2);
2003-10-25 16:27:24 +00:00
}
2015-02-26 19:01:30 +01:00
]])],
[gt_cv_int_divbyzero_sigfpe=yes],
[gt_cv_int_divbyzero_sigfpe=no],
gettext: Upgrade to version 0.18 * configure.ac (AM_GNU_GETTEXT_VERSION): Bump to 0.18. * po/Makefile.in.in: Upgrade to gettext-0.18. Keep option --previous of msgmerge. * intl/: Upgrade to gettext-0.18. * m4/gettext.m4: Upgrade to gettext-0.18.1. * m4/iconv.m4: Upgrade to gettext-0.18.1. * m4/lib-ld.m4: Upgrade to gettext-0.18.1. * m4/lib-link.m4: Upgrade to gettext-0.18.1. * m4/lib-prefix.m4: Upgrade to gettext-0.18.1. * m4/nls.m4: Upgrade to gettext-0.18.1. * m4/po.m4: Upgrade to gettext-0.18.1. * m4/progtest.m4: Upgrade to gettext-0.18.1. * m4/codeset.m4: Upgrade to gettext-0.18.1. * m4/fcntl-o.m4: New file, from gettext-0.18.1. * m4/glibc2.m4: Upgrade to gettext-0.18.1. * m4/glibc21.m4: Upgrade to gettext-0.18.1. * m4/intdiv0.m4: Upgrade to gettext-0.18.1. * m4/intl.m4: Upgrade to gettext-0.18.1. * m4/intldir.m4: Upgrade to gettext-0.18.1. * m4/intlmacosx.m4: Upgrade to gettext-0.18.1. * m4/intmax.m4: Upgrade to gettext-0.18.1. * m4/inttypes_h.m4: Upgrade to gettext-0.18.1. * m4/inttypes-pri.m4: Upgrade to gettext-0.18.1. * m4/lcmessage.m4: Upgrade to gettext-0.18.1. * m4/lock.m4: Upgrade to gettext-0.18.1. * m4/longlong.m4: Upgrade to gettext-0.18.1. * m4/printf-posix.m4: Upgrade to gettext-0.18.1. * m4/size_max.m4: Upgrade to gettext-0.18.1. * m4/stdint_h.m4: Upgrade to gettext-0.18.1. * m4/threadlib.m4: New file, from gettext-0.18.1. * m4/uintmax_t.m4: Upgrade to gettext-0.18.1. * m4/visibility.m4: Upgrade to gettext-0.18.1. * m4/wchar_t.m4: Upgrade to gettext-0.18.1. * m4/wint_t.m4: Upgrade to gettext-0.18.1. * m4/xsize.m4: Upgrade to gettext-0.18.1. * m4/Makefile.am (EXTRA_DIST): Add the new files.
2012-12-14 16:08:23 +01:00
[
# Guess based on the CPU.
changequote(,)dnl
case "$host_cpu" in
alpha* | i[34567]86 | x86_64 | m68k | s390*)
gt_cv_int_divbyzero_sigfpe="guessing yes";;
*)
gt_cv_int_divbyzero_sigfpe="guessing no";;
esac
changequote([,])dnl
])
fi
2003-10-25 16:27:24 +00:00
])
case "$gt_cv_int_divbyzero_sigfpe" in
*yes) value=1;;
*) value=0;;
esac
gettext: Upgrade to version 0.18 * configure.ac (AM_GNU_GETTEXT_VERSION): Bump to 0.18. * po/Makefile.in.in: Upgrade to gettext-0.18. Keep option --previous of msgmerge. * intl/: Upgrade to gettext-0.18. * m4/gettext.m4: Upgrade to gettext-0.18.1. * m4/iconv.m4: Upgrade to gettext-0.18.1. * m4/lib-ld.m4: Upgrade to gettext-0.18.1. * m4/lib-link.m4: Upgrade to gettext-0.18.1. * m4/lib-prefix.m4: Upgrade to gettext-0.18.1. * m4/nls.m4: Upgrade to gettext-0.18.1. * m4/po.m4: Upgrade to gettext-0.18.1. * m4/progtest.m4: Upgrade to gettext-0.18.1. * m4/codeset.m4: Upgrade to gettext-0.18.1. * m4/fcntl-o.m4: New file, from gettext-0.18.1. * m4/glibc2.m4: Upgrade to gettext-0.18.1. * m4/glibc21.m4: Upgrade to gettext-0.18.1. * m4/intdiv0.m4: Upgrade to gettext-0.18.1. * m4/intl.m4: Upgrade to gettext-0.18.1. * m4/intldir.m4: Upgrade to gettext-0.18.1. * m4/intlmacosx.m4: Upgrade to gettext-0.18.1. * m4/intmax.m4: Upgrade to gettext-0.18.1. * m4/inttypes_h.m4: Upgrade to gettext-0.18.1. * m4/inttypes-pri.m4: Upgrade to gettext-0.18.1. * m4/lcmessage.m4: Upgrade to gettext-0.18.1. * m4/lock.m4: Upgrade to gettext-0.18.1. * m4/longlong.m4: Upgrade to gettext-0.18.1. * m4/printf-posix.m4: Upgrade to gettext-0.18.1. * m4/size_max.m4: Upgrade to gettext-0.18.1. * m4/stdint_h.m4: Upgrade to gettext-0.18.1. * m4/threadlib.m4: New file, from gettext-0.18.1. * m4/uintmax_t.m4: Upgrade to gettext-0.18.1. * m4/visibility.m4: Upgrade to gettext-0.18.1. * m4/wchar_t.m4: Upgrade to gettext-0.18.1. * m4/wint_t.m4: Upgrade to gettext-0.18.1. * m4/xsize.m4: Upgrade to gettext-0.18.1. * m4/Makefile.am (EXTRA_DIST): Add the new files.
2012-12-14 16:08:23 +01:00
AC_DEFINE_UNQUOTED([INTDIV0_RAISES_SIGFPE], [$value],
2003-10-25 16:27:24 +00:00
[Define if integer division by zero raises signal SIGFPE.])
])