blob: 57c1eb07db220e773a253003f5c471d5467f7906 [file] [log] [blame]
// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/allocator/allocator_check.h"
#include "build_config.h"
#if defined(OS_WIN)
#include "base/allocator/winheap_stubs_win.h"
#endif
#if defined(OS_LINUX)
#include <malloc.h>
#endif
#if defined(OS_MACOSX)
#include "base/allocator/allocator_interception_mac.h"
#endif
namespace base {
namespace allocator {
bool IsAllocatorInitialized() {
#if defined(OS_LINUX) && defined(USE_TCMALLOC) && \
!defined(MEMORY_TOOL_REPLACES_ALLOCATOR)
// From third_party/tcmalloc/chromium/src/gperftools/tcmalloc.h.
// TODO(primiano): replace with an include once base can depend on allocator.
#define TC_MALLOPT_IS_OVERRIDDEN_BY_TCMALLOC 0xbeef42
return (mallopt(TC_MALLOPT_IS_OVERRIDDEN_BY_TCMALLOC, 0) ==
TC_MALLOPT_IS_OVERRIDDEN_BY_TCMALLOC);
#elif defined(OS_MACOSX) && !defined(MEMORY_TOOL_REPLACES_ALLOCATOR)
// From allocator_interception_mac.mm.
return base::allocator::g_replaced_default_zone;
#else
return true;
#endif
}
} // namespace allocator
} // namespace base