1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192 |
- // -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*-
- // 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 on systems that don't have their own definition of
- // malloc/new/etc. (Typically this will be a windows msvcrt.dll that
- // has been edited to remove the definitions.) We can just define our
- // own as normal functions.
- //
- // This should also work on systems were all the malloc routines are
- // defined as weak symbols, and there's no support for aliasing.
- #ifndef TCMALLOC_LIBC_OVERRIDE_REDEFINE_H_
- #define TCMALLOC_LIBC_OVERRIDE_REDEFINE_H_
- void* operator new(size_t size) { return tc_new(size); }
- void operator delete(void* p) throw() { tc_delete(p); }
- void* operator new[](size_t size) { return tc_newarray(size); }
- void operator delete[](void* p) throw() { tc_deletearray(p); }
- void* operator new(size_t size, const std::nothrow_t& nt) throw() {
- return tc_new_nothrow(size, nt);
- }
- void* operator new[](size_t size, const std::nothrow_t& nt) throw() {
- return tc_newarray_nothrow(size, nt);
- }
- void operator delete(void* ptr, const std::nothrow_t& nt) throw() {
- return tc_delete_nothrow(ptr, nt);
- }
- void operator delete[](void* ptr, const std::nothrow_t& nt) throw() {
- return tc_deletearray_nothrow(ptr, nt);
- }
- #ifdef ENABLE_SIZED_DELETE
- void operator delete(void* p, size_t s) throw() { tc_delete_sized(p, s); }
- void operator delete[](void* p, size_t s) throw(){ tc_deletearray_sized(p); }
- #endif
- extern "C" {
- void* malloc(size_t s) { return tc_malloc(s); }
- void free(void* p) { tc_free(p); }
- void* realloc(void* p, size_t s) { return tc_realloc(p, s); }
- void* calloc(size_t n, size_t s) { return tc_calloc(n, s); }
- void cfree(void* p) { tc_cfree(p); }
- void* memalign(size_t a, size_t s) { return tc_memalign(a, s); }
- void* valloc(size_t s) { return tc_valloc(s); }
- void* pvalloc(size_t s) { return tc_pvalloc(s); }
- int posix_memalign(void** r, size_t a, size_t s) {
- return tc_posix_memalign(r, a, s);
- }
- void malloc_stats(void) { tc_malloc_stats(); }
- int mallopt(int cmd, int v) { return tc_mallopt(cmd, v); }
- #ifdef HAVE_STRUCT_MALLINFO
- struct mallinfo mallinfo(void) { return tc_mallinfo(); }
- #endif
- size_t malloc_size(void* p) { return tc_malloc_size(p); }
- size_t malloc_usable_size(void* p) { return tc_malloc_size(p); }
- } // extern "C"
- // 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_REDEFINE_H_
|