00001 // Copyright (c) 2007, Google Inc. 00002 // All rights reserved. 00003 // 00004 // Redistribution and use in source and binary forms, with or without 00005 // modification, are permitted provided that the following conditions are 00006 // met: 00007 // 00008 // * Redistributions of source code must retain the above copyright 00009 // notice, this list of conditions and the following disclaimer. 00010 // * Redistributions in binary form must reproduce the above 00011 // copyright notice, this list of conditions and the following disclaimer 00012 // in the documentation and/or other materials provided with the 00013 // distribution. 00014 // * Neither the name of Google Inc. nor the names of its 00015 // contributors may be used to endorse or promote products derived from 00016 // this software without specific prior written permission. 00017 // 00018 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00019 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00020 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 00021 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 00022 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00023 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00024 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00025 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00026 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00027 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00028 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00029 00030 // --- 00031 // Author: Craig Silverstein <opensource@google.com> 00032 // 00033 // Some obscure memory-allocation routines may not be declared on all 00034 // systems. In those cases, we'll just declare them ourselves. 00035 // This file is meant to be used only internally, for unittests. 00036 00037 #include "config.h" 00038 00039 #ifndef _XOPEN_SOURCE 00040 # define _XOPEN_SOURCE 600 // for posix_memalign 00041 #endif 00042 #include <stdlib.h> // for posix_memalign 00043 // FreeBSD has malloc.h, but complains if you use it 00044 #if defined(HAVE_MALLOC_H) && !defined(__FreeBSD__) 00045 #include <malloc.h> // for memalign, valloc, pvalloc 00046 #endif 00047 00048 // __THROW is defined in glibc systems. It means, counter-intuitively, 00049 // "This function will never throw an exception." It's an optional 00050 // optimization tool, but we may need to use it to match glibc prototypes. 00051 #ifndef __THROW // I guess we're not on a glibc system 00052 # define __THROW // __THROW is just an optimization, so ok to make it "" 00053 #endif 00054 00055 #if !HAVE_CFREE_SYMBOL 00056 extern "C" void cfree(void* ptr) __THROW; 00057 #endif 00058 #if !HAVE_POSIX_MEMALIGN_SYMBOL 00059 extern "C" int posix_memalign(void** ptr, size_t align, size_t size) __THROW; 00060 #endif 00061 #if !HAVE_MEMALIGN_SYMBOL 00062 extern "C" void* memalign(size_t __alignment, size_t __size) __THROW; 00063 #endif 00064 #if !HAVE_VALLOC_SYMBOL 00065 extern "C" void* valloc(size_t __size) __THROW; 00066 #endif 00067 #if !HAVE_PVALLOC_SYMBOL 00068 extern "C" void* pvalloc(size_t __size) __THROW; 00069 #endif