| 1 | # eealloc.m4 serial 3 |
| 2 | dnl Copyright (C) 2003, 2009-2014 Free Software Foundation, Inc. |
| 3 | dnl This file is free software; the Free Software Foundation |
| 4 | dnl gives unlimited permission to copy and/or distribute it, |
| 5 | dnl with or without modifications, as long as this notice is preserved. |
| 6 | |
| 7 | AC_DEFUN([gl_EEALLOC], |
| 8 | [ |
| 9 | AC_REQUIRE([gl_EEMALLOC]) |
| 10 | AC_REQUIRE([gl_EEREALLOC]) |
| 11 | ]) |
| 12 | |
| 13 | AC_DEFUN([gl_EEMALLOC], |
| 14 | [ |
| 15 | _AC_FUNC_MALLOC_IF( |
| 16 | [gl_cv_func_malloc_0_nonnull=1], |
| 17 | [gl_cv_func_malloc_0_nonnull=0]) |
| 18 | AC_DEFINE_UNQUOTED([MALLOC_0_IS_NONNULL], [$gl_cv_func_malloc_0_nonnull], |
| 19 | [If malloc(0) is != NULL, define this to 1. Otherwise define this |
| 20 | to 0.]) |
| 21 | ]) |
| 22 | |
| 23 | AC_DEFUN([gl_EEREALLOC], |
| 24 | [ |
| 25 | _AC_FUNC_REALLOC_IF( |
| 26 | [gl_cv_func_realloc_0_nonnull=1], |
| 27 | [gl_cv_func_realloc_0_nonnull=0]) |
| 28 | AC_DEFINE_UNQUOTED([REALLOC_0_IS_NONNULL], [$gl_cv_func_realloc_0_nonnull], |
| 29 | [If realloc(NULL,0) is != NULL, define this to 1. Otherwise define this |
| 30 | to 0.]) |
| 31 | ]) |