1/*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef InstanceCounter_h
27#define InstanceCounter_h
28
29#include "wtf/Compiler.h"
30#include "wtf/WTFExport.h"
31
32namespace WTF {
33
34class String;
35WTF_EXPORT String dumpRefCountedInstanceCounts();
36
37#if ENABLE(INSTANCE_COUNTER) || ENABLE(GC_PROFILING)
38WTF_EXPORT void incrementInstanceCount(const char* extractNameFunctionName, void* ptr);
39WTF_EXPORT void decrementInstanceCount(const char* extractNameFunctionName, void* ptr);
40
41WTF_EXPORT String extractTypeNameFromFunctionName(const char* funcName);
42
43template<typename T>
44inline const char* extractNameFunction()
45{
46    return WTF_PRETTY_FUNCTION;
47}
48
49template<typename T>
50inline void incrementInstanceCount(T* p)
51{
52    incrementInstanceCount(extractNameFunction<T>(), p);
53}
54
55template<typename T>
56inline void decrementInstanceCount(T* p)
57{
58    decrementInstanceCount(extractNameFunction<T>(), p);
59}
60
61#endif // ENABLE(INSTANCE_COUNTER) || ENABLE(GC_PROFILING)
62
63} // namespace WTF
64
65#endif
66