/* calloc() function that is glibc compatible.
This wrapper function is required at least on Tru64 UNIX 5.1 and mingw.
- Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+ Copyright (C) 2004-2007, 2009-2018 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
/* written by Jim Meyering and Bruno Haible */
#include <config.h>
/* Only the AC_FUNC_CALLOC macro defines 'calloc' already in config.h. */
#ifdef calloc
-# define NEED_CALLOC_GNU
+# define NEED_CALLOC_GNU 1
# undef calloc
+/* Whereas the gnulib module 'calloc-gnu' defines HAVE_CALLOC_GNU. */
+#elif GNULIB_CALLOC_GNU && !HAVE_CALLOC_GNU
+# define NEED_CALLOC_GNU 1
#endif
/* Specification. */
{
void *result;
-#ifdef NEED_CALLOC_GNU
+#if NEED_CALLOC_GNU
if (n == 0 || s == 0)
{
n = 1;
else
{
/* Defend against buggy calloc implementations that mishandle
- size_t overflow. */
+ size_t overflow. */
size_t bytes = n * s;
if (bytes / s != n)
- {
- errno = ENOMEM;
- return NULL;
- }
+ {
+ errno = ENOMEM;
+ return NULL;
+ }
}
#endif