diff options
Diffstat (limited to '')
| -rw-r--r-- | m4/intdiv0.m4 | 54 |
1 files changed, 33 insertions, 21 deletions
diff --git a/m4/intdiv0.m4 b/m4/intdiv0.m4 index 55dddcf1c..8c8a67084 100644 --- a/m4/intdiv0.m4 +++ b/m4/intdiv0.m4 @@ -1,10 +1,8 @@ -# 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. +# intdiv0.m4 serial 2 (gettext-0.17) +dnl Copyright (C) 2002, 2007 Free Software Foundation, Inc. +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. dnl From Bruno Haible. @@ -16,16 +14,27 @@ AC_DEFUN([gt_INTDIV0], AC_CACHE_CHECK([whether integer division by zero raises SIGFPE], gt_cv_int_divbyzero_sigfpe, [ - AC_TRY_RUN([ + gt_cv_int_divbyzero_sigfpe= +changequote(,)dnl + case "$host_os" in + macos* | darwin[6-9]* | darwin[1-9][0-9]*) + # On MacOS X 10.2 or newer, just assume the same as when cross- + # compiling. If we were to perform the real test, 1 Crash Report + # dialog window would pop up. + case "$host_cpu" in + i[34567]86 | x86_64) + gt_cv_int_divbyzero_sigfpe="guessing yes" ;; + esac + ;; + esac +changequote([,])dnl + if test -z "$gt_cv_int_divbyzero_sigfpe"; then + AC_TRY_RUN([ #include <stdlib.h> #include <signal.h> static void -#ifdef __cplusplus sigfpe_handler (int sig) -#else -sigfpe_handler (sig) int sig; -#endif { /* Exit with code 0 if SIGFPE, with code 1 if any other signal. */ exit (sig != SIGFPE); @@ -53,15 +62,18 @@ int main () exit (1); } ], gt_cv_int_divbyzero_sigfpe=yes, gt_cv_int_divbyzero_sigfpe=no, - [ - # Guess based on the CPU. - case "$host_cpu" in - alpha* | i[34567]86 | m68k | s390*) - gt_cv_int_divbyzero_sigfpe="guessing yes";; - *) - gt_cv_int_divbyzero_sigfpe="guessing no";; - esac - ]) + [ + # Guess based on the CPU. +changequote(,)dnl + case "$host_cpu" in + alpha* | i[34567]86 | x86_64 | m68k | s390*) + gt_cv_int_divbyzero_sigfpe="guessing yes";; + *) + gt_cv_int_divbyzero_sigfpe="guessing no";; + esac +changequote([,])dnl + ]) + fi ]) case "$gt_cv_int_divbyzero_sigfpe" in *yes) value=1;; |