C files and associated autotools stuff moved to the c-version subdirectory.

[super-star-trek.git] / m4 / intdiv0.m4

diff --git a/m4/intdiv0.m4 b/m4/intdiv0.m4
deleted file mode 100644 (file)
index b8d7817..0000000
--- a/m4/intdiv0.m4
+++ /dev/null
@@ -1,70 +0,0 @@
-# intdiv0.m4 serial 1 (gettext-0.11.3)
-dnl Copyright (C) 2002 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.
-
-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.])
-])