mirror of
https://github.com/beefytech/Beef.git
synced 2025-06-30 05:15:59 +02:00
99 lines
4.2 KiB
C++
99 lines
4.2 KiB
C++
// Copyright (c) 2011, 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>
|
|
//
|
|
// Used to override malloc routines on systems that define the
|
|
// memory allocation routines to be weak symbols in their libc
|
|
// (almost all unix-based systems are like this), on gcc, which
|
|
// suppports the 'alias' attribute.
|
|
|
|
#ifndef TCMALLOC_LIBC_OVERRIDE_GCC_AND_WEAK_INL_H_
|
|
#define TCMALLOC_LIBC_OVERRIDE_GCC_AND_WEAK_INL_H_
|
|
|
|
#ifdef HAVE_SYS_CDEFS_H
|
|
#include <sys/cdefs.h> // for __THROW
|
|
#endif
|
|
#include <gperftools/tcmalloc.h>
|
|
|
|
#ifndef __THROW // I guess we're not on a glibc-like system
|
|
# define __THROW // __THROW is just an optimization, so ok to make it ""
|
|
#endif
|
|
|
|
#ifndef __GNUC__
|
|
# error libc_override_gcc_and_weak.h is for gcc distributions only.
|
|
#endif
|
|
|
|
#define ALIAS(tc_fn) __attribute__ ((alias (#tc_fn)))
|
|
|
|
void* operator new(size_t size) throw (std::bad_alloc)
|
|
ALIAS(tc_new);
|
|
void operator delete(void* p) __THROW
|
|
ALIAS(tc_delete);
|
|
void* operator new[](size_t size) throw (std::bad_alloc)
|
|
ALIAS(tc_newarray);
|
|
void operator delete[](void* p) __THROW
|
|
ALIAS(tc_deletearray);
|
|
void* operator new(size_t size, const std::nothrow_t& nt) __THROW
|
|
ALIAS(tc_new_nothrow);
|
|
void* operator new[](size_t size, const std::nothrow_t& nt) __THROW
|
|
ALIAS(tc_newarray_nothrow);
|
|
void operator delete(void* p, const std::nothrow_t& nt) __THROW
|
|
ALIAS(tc_delete_nothrow);
|
|
void operator delete[](void* p, const std::nothrow_t& nt) __THROW
|
|
ALIAS(tc_deletearray_nothrow);
|
|
|
|
extern "C" {
|
|
void* malloc(size_t size) __THROW ALIAS(tc_malloc);
|
|
void free(void* ptr) __THROW ALIAS(tc_free);
|
|
void* realloc(void* ptr, size_t size) __THROW ALIAS(tc_realloc);
|
|
void* calloc(size_t n, size_t size) __THROW ALIAS(tc_calloc);
|
|
void cfree(void* ptr) __THROW ALIAS(tc_cfree);
|
|
void* memalign(size_t align, size_t s) __THROW ALIAS(tc_memalign);
|
|
void* valloc(size_t size) __THROW ALIAS(tc_valloc);
|
|
void* pvalloc(size_t size) __THROW ALIAS(tc_pvalloc);
|
|
int posix_memalign(void** r, size_t a, size_t s) __THROW
|
|
ALIAS(tc_posix_memalign);
|
|
void malloc_stats(void) __THROW ALIAS(tc_malloc_stats);
|
|
int mallopt(int cmd, int value) __THROW ALIAS(tc_mallopt);
|
|
#ifdef HAVE_STRUCT_MALLINFO
|
|
struct mallinfo mallinfo(void) __THROW ALIAS(tc_mallinfo);
|
|
#endif
|
|
size_t malloc_size(void* p) __THROW ALIAS(tc_malloc_size);
|
|
size_t malloc_usable_size(void* p) __THROW ALIAS(tc_malloc_size);
|
|
} // extern "C"
|
|
|
|
#undef ALIAS
|
|
|
|
// No need to do anything at tcmalloc-registration time: we do it all
|
|
// via overriding weak symbols (at link time).
|
|
static void ReplaceSystemAlloc() { }
|
|
|
|
#endif // TCMALLOC_LIBC_OVERRIDE_GCC_AND_WEAK_INL_H_
|