third_party/WebKit/Source/wtf/RefCountedLeakCounter.cpp

   1 /*
   2  *  Copyright (C) 2008 Apple Inc. All rights reserved.
   3  *
   4  *  This library is free software; you can redistribute it and/or
   5  *  modify it under the terms of the GNU Library General Public
   6  *  License as published by the Free Software Foundation; either
   7  *  version 2 of the License, or (at your option) any later version.
   8  *
   9  *  This library is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  *  Library General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU Library General Public License
  15  *  along with this library; see the file COPYING.LIB.  If not, write to
  16  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  *  Boston, MA 02110-1301, USA.
  18  *
  19  */
  20
  21 #include "config.h"
  22 #include "RefCountedLeakCounter.h"
  23 #include "wtf/Assertions.h"
  24
  25 #if ENABLE(ASSERT)
  26 #include "wtf/Atomics.h"
  27 #endif
  28
  29 namespace WTF {
  30
  31 #if !ENABLE(ASSERT)
  32
  33 RefCountedLeakCounter::RefCountedLeakCounter(const char*) { }
  34 RefCountedLeakCounter::~RefCountedLeakCounter() { }
  35
  36 void RefCountedLeakCounter::increment() { }
  37 void RefCountedLeakCounter::decrement() { }
  38
  39 #else
  40
  41 #define LOG_CHANNEL_PREFIX Log
  42 static WTFLogChannel LogRefCountedLeaks = { WTFLogChannelOn };
  43
  44 RefCountedLeakCounter::RefCountedLeakCounter(const char* description)
  45     : m_description(description)
  46 {
  47 }
  48
  49 RefCountedLeakCounter::~RefCountedLeakCounter()
  50 {
  51     if (!m_count)
  52         return;
  53
  54     WTF_LOG(RefCountedLeaks, "LEAK: %u %s", m_count, m_description);
  55 }
  56
  57 void RefCountedLeakCounter::increment()
  58 {
  59     atomicIncrement(&m_count);
  60 }
  61
  62 void RefCountedLeakCounter::decrement()
  63 {
  64     atomicDecrement(&m_count);
  65 }
  66
  67 #endif
  68
  69 } // namespace WTF