| /* malloc() function that is glibc compatible. |
| |
| Copyright (C) 1997-1998, 2006-2007, 2009-2019 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 |
| the Free Software Foundation; either version 3, or (at your option) |
| any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 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 <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_MALLOC macro defines 'malloc' already in config.h. */ |
| #ifdef malloc |
| # define NEED_MALLOC_GNU 1 |
| # undef malloc |
| /* Whereas the gnulib module 'malloc-gnu' defines HAVE_MALLOC_GNU. */ |
| #elif GNULIB_MALLOC_GNU && !HAVE_MALLOC_GNU |
| # define NEED_MALLOC_GNU 1 |
| #endif |
| |
| #include <stdlib.h> |
| |
| #include <errno.h> |
| |
| /* Allocate an N-byte block of memory from the heap. |
| If N is zero, allocate a 1-byte block. */ |
| |
| void * |
| rpl_malloc (size_t n) |
| { |
| void *result; |
| |
| #if NEED_MALLOC_GNU |
| if (n == 0) |
| n = 1; |
| #endif |
| |
| result = malloc (n); |
| |
| #if !HAVE_MALLOC_POSIX |
| if (result == NULL) |
| errno = ENOMEM; |
| #endif |
| |
| return result; |
| } |