diff options
Diffstat (limited to 'gl/lib/malloc.c')
-rw-r--r-- | gl/lib/malloc.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/gl/lib/malloc.c b/gl/lib/malloc.c new file mode 100644 index 0000000..3ade35c --- /dev/null +++ b/gl/lib/malloc.c @@ -0,0 +1,51 @@ +/* malloc() function that is glibc compatible. + + Copyright (C) 1997-1998, 2006-2007, 2009-2023 Free Software Foundation, Inc. + + This file is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + This file 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 Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser 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> + +#include <stdlib.h> + +#include <errno.h> + +#include "xalloc-oversized.h" + +/* Allocate an N-byte block of memory from the heap, even if N is 0. */ + +void * +rpl_malloc (size_t n) +{ + if (n == 0) + n = 1; + + if (xalloc_oversized (n, 1)) + { + errno = ENOMEM; + return NULL; + } + + void *result = malloc (n); + +#if !HAVE_MALLOC_POSIX + if (result == NULL) + errno = ENOMEM; +#endif + + return result; +} |