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| author | Yuuki Harano <masm+github@masm11.me> | 2021-11-11 00:39:53 +0900 |
|---|---|---|
| committer | Yuuki Harano <masm+github@masm11.me> | 2021-11-11 00:39:53 +0900 |
| commit | 4dd1f56f29fc598a8339a345c2f8945250600602 (patch) | |
| tree | af341efedffe027e533b1bcc0dbf270532e48285 /lib/malloc.c | |
| parent | 4c49ec7f865bdad1629d2f125f71f4e506b258f2 (diff) | |
| parent | 810fa21d26453f898de9747ece7205dfe6de9d08 (diff) | |
| download | emacs-4dd1f56f29fc598a8339a345c2f8945250600602.tar.gz emacs-4dd1f56f29fc598a8339a345c2f8945250600602.tar.bz2 emacs-4dd1f56f29fc598a8339a345c2f8945250600602.zip | |
Merge branch 'master' of git.savannah.gnu.org:/srv/git/emacs into feature/pgtk
Diffstat (limited to 'lib/malloc.c')
| -rw-r--r-- | lib/malloc.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/lib/malloc.c b/lib/malloc.c new file mode 100644 index 00000000000..0d8b3596caf --- /dev/null +++ b/lib/malloc.c @@ -0,0 +1,51 @@ +/* malloc() function that is glibc compatible. + + Copyright (C) 1997-1998, 2006-2007, 2009-2021 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; +} |