-# intdiv0.m4 serial 1 (gettext-0.11.3)
-dnl Copyright (C) 2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-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,
- [
- AC_TRY_RUN([
-#include <stdlib.h>
-#include <signal.h>
-
-static void
-#ifdef __cplusplus
-sigfpe_handler (int sig)
-#else
-sigfpe_handler (sig) int sig;
-#endif
-{
- /* 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;
- exit (1);
-}
-], gt_cv_int_divbyzero_sigfpe=yes, gt_cv_int_divbyzero_sigfpe=no,
- [
- # Guess based on the CPU.
- case "$host_cpu" in
- alpha* | i[34567]86 | m68k | s390*)
- gt_cv_int_divbyzero_sigfpe="guessing yes";;
- *)
- gt_cv_int_divbyzero_sigfpe="guessing no";;
- esac
- ])
- ])
- case "$gt_cv_int_divbyzero_sigfpe" in
- *yes) value=1;;
- *) value=0;;
- esac
- AC_DEFINE_UNQUOTED(INTDIV0_RAISES_SIGFPE, $value,
- [Define if integer division by zero raises signal SIGFPE.])
-])
-
-# uintmax_t.m4 serial 7 (gettext-0.12)
-dnl Copyright (C) 1997-2003 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-dnl From Paul Eggert.
-
-AC_PREREQ(2.13)
-
-# Define uintmax_t to 'unsigned long' or 'unsigned long long'
-# if it is not already defined in <stdint.h> or <inttypes.h>.
-
-AC_DEFUN([jm_AC_TYPE_UINTMAX_T],
-[
- AC_REQUIRE([jm_AC_HEADER_INTTYPES_H])
- AC_REQUIRE([jm_AC_HEADER_STDINT_H])
- if test $jm_ac_cv_header_inttypes_h = no && test $jm_ac_cv_header_stdint_h = no; then
- AC_REQUIRE([jm_AC_TYPE_UNSIGNED_LONG_LONG])
- test $ac_cv_type_unsigned_long_long = yes \
- && ac_type='unsigned long long' \
- || ac_type='unsigned long'
- AC_DEFINE_UNQUOTED(uintmax_t, $ac_type,
- [Define to unsigned long or unsigned long long
- if <stdint.h> and <inttypes.h> don't define.])
- else
- AC_DEFINE(HAVE_UINTMAX_T, 1,
- [Define if you have the 'uintmax_t' type in <stdint.h> or <inttypes.h>.])
- fi
-])
-
-# inttypes_h.m4 serial 5 (gettext-0.12)
-dnl Copyright (C) 1997-2003 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-dnl From Paul Eggert.
-
-# Define HAVE_INTTYPES_H_WITH_UINTMAX if <inttypes.h> exists,
-# doesn't clash with <sys/types.h>, and declares uintmax_t.
-
-AC_DEFUN([jm_AC_HEADER_INTTYPES_H],
-[
- AC_CACHE_CHECK([for inttypes.h], jm_ac_cv_header_inttypes_h,
- [AC_TRY_COMPILE(
- [#include <sys/types.h>
-#include <inttypes.h>],
- [uintmax_t i = (uintmax_t) -1;],
- jm_ac_cv_header_inttypes_h=yes,
- jm_ac_cv_header_inttypes_h=no)])
- if test $jm_ac_cv_header_inttypes_h = yes; then
- AC_DEFINE_UNQUOTED(HAVE_INTTYPES_H_WITH_UINTMAX, 1,
- [Define if <inttypes.h> exists, doesn't clash with <sys/types.h>,
- and declares uintmax_t. ])
- fi
-])
-
-# stdint_h.m4 serial 3 (gettext-0.12)
-dnl Copyright (C) 1997-2003 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-dnl From Paul Eggert.
-
-# Define HAVE_STDINT_H_WITH_UINTMAX if <stdint.h> exists,
-# doesn't clash with <sys/types.h>, and declares uintmax_t.
-
-AC_DEFUN([jm_AC_HEADER_STDINT_H],
-[
- AC_CACHE_CHECK([for stdint.h], jm_ac_cv_header_stdint_h,
- [AC_TRY_COMPILE(
- [#include <sys/types.h>
-#include <stdint.h>],
- [uintmax_t i = (uintmax_t) -1;],
- jm_ac_cv_header_stdint_h=yes,
- jm_ac_cv_header_stdint_h=no)])
- if test $jm_ac_cv_header_stdint_h = yes; then
- AC_DEFINE_UNQUOTED(HAVE_STDINT_H_WITH_UINTMAX, 1,
- [Define if <stdint.h> exists, doesn't clash with <sys/types.h>,
- and declares uintmax_t. ])
- fi
-])
-
-# ulonglong.m4 serial 2 (fileutils-4.0.32, gettext-0.10.40)
-dnl Copyright (C) 1999-2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-dnl From Paul Eggert.
-
-AC_DEFUN([jm_AC_TYPE_UNSIGNED_LONG_LONG],
-[
- AC_CACHE_CHECK([for unsigned long long], ac_cv_type_unsigned_long_long,
- [AC_TRY_LINK([unsigned long long ull = 1; int i = 63;],
- [unsigned long long ullmax = (unsigned long long) -1;
- return ull << i | ull >> i | ullmax / ull | ullmax % ull;],
- ac_cv_type_unsigned_long_long=yes,
- ac_cv_type_unsigned_long_long=no)])
- if test $ac_cv_type_unsigned_long_long = yes; then
- AC_DEFINE(HAVE_UNSIGNED_LONG_LONG, 1,
- [Define if you have the unsigned long long type.])
- fi
-])
-
-# inttypes.m4 serial 1 (gettext-0.11.4)
-dnl Copyright (C) 1997-2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-dnl From Paul Eggert.
-
-# Define HAVE_INTTYPES_H if <inttypes.h> exists and doesn't clash with
-# <sys/types.h>.
-
-AC_DEFUN([gt_HEADER_INTTYPES_H],
-[
- AC_CACHE_CHECK([for inttypes.h], gt_cv_header_inttypes_h,
- [
- AC_TRY_COMPILE(
- [#include <sys/types.h>
-#include <inttypes.h>],
- [], gt_cv_header_inttypes_h=yes, gt_cv_header_inttypes_h=no)
- ])
- if test $gt_cv_header_inttypes_h = yes; then
- AC_DEFINE_UNQUOTED(HAVE_INTTYPES_H, 1,
- [Define if <inttypes.h> exists and doesn't clash with <sys/types.h>.])
- fi
-])
-
-# inttypes-pri.m4 serial 1 (gettext-0.11.4)
-dnl Copyright (C) 1997-2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-dnl From Bruno Haible.
-
-# Define PRI_MACROS_BROKEN if <inttypes.h> exists and defines the PRI*
-# macros to non-string values. This is the case on AIX 4.3.3.
-
-AC_DEFUN([gt_INTTYPES_PRI],
-[
- AC_REQUIRE([gt_HEADER_INTTYPES_H])
- if test $gt_cv_header_inttypes_h = yes; then
- AC_CACHE_CHECK([whether the inttypes.h PRIxNN macros are broken],
- gt_cv_inttypes_pri_broken,
- [
- AC_TRY_COMPILE([#include <inttypes.h>
-#ifdef PRId32
-char *p = PRId32;
-#endif
-], [], gt_cv_inttypes_pri_broken=no, gt_cv_inttypes_pri_broken=yes)
- ])
- fi
- if test "$gt_cv_inttypes_pri_broken" = yes; then
- AC_DEFINE_UNQUOTED(PRI_MACROS_BROKEN, 1,
- [Define if <inttypes.h> exists and defines unusable PRI* macros.])
- fi
-])
-