JavaScriptCore/wtf/OwnFastMallocPtr.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 17 Sep 2010 09:02:29 +0300
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/*
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 *  Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
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 *  Copyright (C) 2009 Google Inc. All rights reserved.
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 *
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 *  This library is free software; you can redistribute it and/or
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 *  modify it under the terms of the GNU Library General Public
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 *  License as published by the Free Software Foundation; either
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 *  version 2 of the License, or (at your option) any later version.
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 *
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 *  This library is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 *  Library General Public License for more details.
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 *
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 *  You should have received a copy of the GNU Library General Public License
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 *  along with this library; see the file COPYING.LIB.  If not, write to
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 *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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 *  Boston, MA 02110-1301, USA.
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 *
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 */
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#ifndef OwnFastMallocPtr_h
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#define OwnFastMallocPtr_h
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#include "FastMalloc.h"
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#include "Noncopyable.h"
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namespace WTF {
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    template<class T> class OwnFastMallocPtr : public Noncopyable {
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    public:
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        explicit OwnFastMallocPtr(T* ptr) : m_ptr(ptr)
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        {
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        }
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        ~OwnFastMallocPtr()
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        {
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            fastFree(const_cast<void*>(static_cast<const void*>(const_cast<const T*>(m_ptr))));
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        }
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        T* get() const { return m_ptr; }
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        T* release() { T* ptr = m_ptr; m_ptr = 0; return ptr; }
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    private:
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        T* m_ptr;
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    };
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} // namespace WTF
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using WTF::OwnFastMallocPtr;
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#endif // OwnFastMallocPtr_h