/* realloc() function that is glibc compatible.
- Copyright (C) 1997, 2003-2004, 2006-2007, 2009-2010 Free Software
+ Copyright (C) 1997, 2003-2004, 2006-2007, 2009-2018 Free Software
Foundation, Inc.
This program is free software: you can redistribute it and/or modify
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 */
+#define _GL_USE_STDLIB_ALLOC 1
#include <config.h>
/* Only the AC_FUNC_REALLOC macro defines 'realloc' already in config.h. */
#ifdef realloc
# define NEED_REALLOC_GNU 1
+/* Whereas the gnulib module 'realloc-gnu' defines HAVE_REALLOC_GNU. */
+#elif GNULIB_REALLOC_GNU && !HAVE_REALLOC_GNU
+# define NEED_REALLOC_GNU 1
#endif
/* Infer the properties of the system's malloc function.
- Only the AC_FUNC_MALLOC macro defines 'malloc' already in config.h. */
-#if GNULIB_MALLOC_GNU && !defined malloc
+ The gnulib module 'malloc-gnu' defines HAVE_MALLOC_GNU. */
+#if GNULIB_MALLOC_GNU && HAVE_MALLOC_GNU
# define SYSTEM_MALLOC_GLIBC_COMPATIBLE 1
#endif
-/* Below we want to call the system's malloc and realloc.
- Undefine the symbols here so that including <stdlib.h> provides a
- declaration of malloc(), not of rpl_malloc(), and likewise for realloc. */
-#undef malloc
-#undef realloc
-
-/* Specification. */
#include <stdlib.h>
#include <errno.h>
-/* Below we want to call the system's malloc and realloc.
- Undefine the symbols, if they were defined by gnulib's <stdlib.h>
- replacement. */
-#undef malloc
-#undef realloc
-
/* Change the size of an allocated block of memory P to N bytes,
with error checking. If N is zero, change it to 1. If P is NULL,
use malloc. */