diff options
Diffstat (limited to 'gl/m4/intdiv0.m4')
| -rw-r--r-- | gl/m4/intdiv0.m4 | 46 |
1 files changed, 30 insertions, 16 deletions
diff --git a/gl/m4/intdiv0.m4 b/gl/m4/intdiv0.m4 index b8d78176..8c8a6708 100644 --- a/gl/m4/intdiv0.m4 +++ b/gl/m4/intdiv0.m4 @@ -1,5 +1,5 @@ -# intdiv0.m4 serial 1 (gettext-0.11.3) -dnl Copyright (C) 2002 Free Software Foundation, Inc. +# 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. @@ -14,16 +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 "$gt_cv_int_divbyzero_sigfpe"; then + AC_TRY_RUN([ #include <stdlib.h> #include <signal.h> static void -#ifdef __cplusplus sigfpe_handler (int sig) -#else -sigfpe_handler (sig) int sig; -#endif { /* Exit with code 0 if SIGFPE, with code 1 if any other signal. */ exit (sig != SIGFPE); @@ -51,15 +62,18 @@ int main () exit (1); } ], gt_cv_int_divbyzero_sigfpe=yes, gt_cv_int_divbyzero_sigfpe=no, - [ - # Guess based on the CPU. - case "$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;; |