mirror of https://github.com/axmolengine/axmol.git
90 lines
2.8 KiB
C++
90 lines
2.8 KiB
C++
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/****************************************************************************
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Copyright (c) 2014 Chukong Technologies Inc.
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Author: Justin Graham (https://github.com/mannewalis)
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "CCAllocatorDiagnostics.h"
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#include "CCAllocatorGlobal.h"
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NS_CC_BEGIN
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NS_CC_ALLOCATOR_BEGIN
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#if CC_ENABLE_ALLOCATOR_DIAGNOSTICS
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AllocatorDiagnostics::AllocatorDiagnostics()
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: _allocators(nullptr)
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{}
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AllocatorDiagnostics* AllocatorDiagnostics::instance()
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{
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static AllocatorDiagnostics* _this = nullptr;
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if (nullptr == _this)
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{
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// have to use global allocator because none of the constructors will have been called.
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_this = (AllocatorDiagnostics*)ccAllocatorGlobal.allocate(sizeof(AllocatorDiagnostics));
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new (_this) AllocatorDiagnostics();
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}
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return _this;
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}
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void AllocatorDiagnostics::trackAllocator(AllocatorBase* allocator)
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{
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LOCK(_mutex);
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auto p = _allocators;
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for (; nullptr != p; p = p->_next_allocator)
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{
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CC_ASSERT(p != allocator);
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}
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allocator->_next_allocator = _allocators;
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_allocators = allocator;
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UNLOCK(_mutex);
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}
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void AllocatorDiagnostics::untrackAllocator(AllocatorBase* allocator)
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{
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LOCK(_mutex);
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auto pp = &_allocators;
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for (; *pp != allocator; pp = &(*pp)->_next_allocator);
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if (*pp == allocator)
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*pp = (*pp)->_next_allocator;
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UNLOCK(_mutex);
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}
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std::string AllocatorDiagnostics::diagnostics()
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{
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std::string data;
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LOCK(_mutex);
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auto a = _allocators;
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while (a)
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{
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data += a->diagnostics();
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a = a->_next_allocator;
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}
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UNLOCK(_mutex);
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return data;
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}
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#endif//CC_ENABLE_ALLOCATOR_DIAGNOSTICS
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NS_CC_ALLOCATOR_END
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NS_CC_END
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