-# calloc.m4 serial 10
+# calloc.m4 serial 12
-# Copyright (C) 2004-2010 Free Software Foundation, Inc.
+# Copyright (C) 2004-2011 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# -------------------------------------
# If `calloc (0, 0)' is properly handled, run IF-WORKS, otherwise, IF-NOT.
AC_DEFUN([_AC_FUNC_CALLOC_IF],
-[AC_REQUIRE([AC_TYPE_SIZE_T])dnl
-AC_CACHE_CHECK([for GNU libc compatible calloc], [ac_cv_func_calloc_0_nonnull],
-[AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
- [[exit (!calloc (0, 0) || calloc ((size_t) -1 / 8 + 1, 8));]])],
- [ac_cv_func_calloc_0_nonnull=yes],
- [ac_cv_func_calloc_0_nonnull=no],
- [ac_cv_func_calloc_0_nonnull=no])])
-AS_IF([test $ac_cv_func_calloc_0_nonnull = yes], [$1], [$2])
+[
+ AC_REQUIRE([AC_TYPE_SIZE_T])dnl
+ AC_CACHE_CHECK([for GNU libc compatible calloc],
+ [ac_cv_func_calloc_0_nonnull],
+ [AC_RUN_IFELSE(
+ [AC_LANG_PROGRAM(
+ [AC_INCLUDES_DEFAULT],
+ [[int result = 0;
+ if (!calloc (0, 0))
+ result |= 1;
+ if (calloc ((size_t) -1 / 8 + 1, 8))
+ result |= 2;
+ return result;
+ ]])],
+ [ac_cv_func_calloc_0_nonnull=yes],
+ [ac_cv_func_calloc_0_nonnull=no],
+ [ac_cv_func_calloc_0_nonnull=no])])
+ AS_IF([test $ac_cv_func_calloc_0_nonnull = yes], [$1], [$2])
])# AC_FUNC_CALLOC
[
AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
_AC_FUNC_CALLOC_IF(
- [AC_DEFINE([HAVE_CALLOC], [1],
+ [AC_DEFINE([HAVE_CALLOC_GNU], [1],
[Define to 1 if your system has a GNU libc compatible `calloc'
function, and to 0 otherwise.])],
- [AC_DEFINE([HAVE_CALLOC], [0])
+ [AC_DEFINE([HAVE_CALLOC_GNU], [0])
gl_REPLACE_CALLOC
])
])# gl_FUNC_CALLOC_GNU