gecko-dev/memory/mozalloc/mozalloc_macro_wrappers.h

52 строки
1.3 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* vim: sw=4 ts=4 et :
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_mozalloc_macro_wrappers_h
#define mozilla_mozalloc_macro_wrappers_h
/*
* Make libc "allocating functions" never fail (return NULL).
*
* FIXME: use infallible allocators by default after
* http://bugzilla.mozilla.org/show_bug.cgi?id=507249
* lands.
*/
#define free(_) moz_free(_)
#define malloc(_) moz_malloc(_)
#define calloc(_, __) moz_calloc(_, __)
#define realloc(_, __) moz_realloc(_, __)
/*
* Note: on some platforms, strdup may be a macro instead of a function.
* So we have to #undef it to avoid build warnings about redefining it.
*/
#undef strdup
#define strdup(_) moz_strdup(_)
#if defined(HAVE_STRNDUP)
#define strndup(_, __) moz_strndup(_, __)
#endif
#if defined(HAVE_POSIX_MEMALIGN)
#define posix_memalign(_, __, ___) moz_posix_memalign(_, __, ___)
#endif
#if defined(HAVE_MEMALIGN)
#define memalign(_, __) moz_memalign(_, __)
#endif
#if defined(HAVE_VALLOC)
#define valloc(_) moz_valloc(_)
#endif
#endif /* ifndef mozilla_mozalloc_macro_wrappers_h */