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- // -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*-
- // Copyright (c) 2007, Google Inc.
- // All rights reserved.
- //
- // Redistribution and use in source and binary forms, with or without
- // modification, are permitted provided that the following conditions are
- // met:
- //
- // * Redistributions of source code must retain the above copyright
- // notice, this list of conditions and the following disclaimer.
- // * Redistributions in binary form must reproduce the above
- // copyright notice, this list of conditions and the following disclaimer
- // in the documentation and/or other materials provided with the
- // distribution.
- // * Neither the name of Google Inc. nor the names of its
- // contributors may be used to endorse or promote products derived from
- // this software without specific prior written permission.
- //
- // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- // ---
- // Author: Craig Silverstein <opensource@google.com>
- //
- // Some obscure memory-allocation routines may not be declared on all
- // systems. In those cases, we'll just declare them ourselves.
- // This file is meant to be used only internally, for unittests.
- #include <config.h>
- #ifndef _XOPEN_SOURCE
- # define _XOPEN_SOURCE 600 // for posix_memalign
- #endif
- #include <stdlib.h> // for posix_memalign
- // FreeBSD has malloc.h, but complains if you use it
- #if defined(HAVE_MALLOC_H) && !defined(__FreeBSD__)
- #include <malloc.h> // for memalign, valloc, pvalloc
- #endif
- // __THROW is defined in glibc systems. It means, counter-intuitively,
- // "This function will never throw an exception." It's an optional
- // optimization tool, but we may need to use it to match glibc prototypes.
- #ifndef __THROW // I guess we're not on a glibc system
- # define __THROW // __THROW is just an optimization, so ok to make it ""
- #endif
- #if !HAVE_CFREE_SYMBOL
- extern "C" void cfree(void* ptr) __THROW;
- #endif
- #if !HAVE_POSIX_MEMALIGN_SYMBOL
- extern "C" int posix_memalign(void** ptr, size_t align, size_t size) __THROW;
- #endif
- #if !HAVE_MEMALIGN_SYMBOL
- extern "C" void* memalign(size_t __alignment, size_t __size) __THROW;
- #endif
- #if !HAVE_VALLOC_SYMBOL
- extern "C" void* valloc(size_t __size) __THROW;
- #endif
- #if !HAVE_PVALLOC_SYMBOL
- extern "C" void* pvalloc(size_t __size) __THROW;
- #endif
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