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Diffstat (limited to 'include/comphelper/sharedmutex.hxx')
-rw-r--r-- | include/comphelper/sharedmutex.hxx | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/include/comphelper/sharedmutex.hxx b/include/comphelper/sharedmutex.hxx new file mode 100644 index 000000000000..8013e7f404aa --- /dev/null +++ b/include/comphelper/sharedmutex.hxx @@ -0,0 +1,86 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef COMPHELPER_SHAREDMUTEX_HXX +#define COMPHELPER_SHAREDMUTEX_HXX + +#include "comphelper/comphelperdllapi.h" + +#include <osl/mutex.hxx> + +#include <boost/shared_ptr.hpp> + +//........................................................................ +namespace comphelper +{ +//........................................................................ + + //============================================================ + //= SharedMutex + //============================================================ + class COMPHELPER_DLLPUBLIC SharedMutex + { + public: + SharedMutex(); + SharedMutex( const SharedMutex& ); + SharedMutex& operator=( const SharedMutex& ); + ~SharedMutex() + { + } + + inline ::osl::Mutex& getMutex() { return *m_pMutexImpl; } + inline operator ::osl::Mutex& () { return *m_pMutexImpl; } + + private: + ::boost::shared_ptr< ::osl::Mutex > m_pMutexImpl; + }; + + //============================================================ + //= SharedMutexBase + //============================================================ + /** sometimes, it's necessary to have an initialized ::osl::Mutex to pass + to some ctor call of your base class. In this case, you can't hold the + SharedMutex as member, but you need to move it into another base class, + which is initialized before the mutex-requiring class is. + */ + class COMPHELPER_DLLPUBLIC SharedMutexBase + { + protected: + SharedMutexBase() + { + } + ~SharedMutexBase() + { + } + + protected: + ::osl::Mutex& getMutex() const { return m_aMutex; } + SharedMutex& getSharedMutex() const { return m_aMutex; } + + private: + mutable SharedMutex m_aMutex; + }; + +//........................................................................ +} // namespace comphelper +//........................................................................ + +#endif // COMPHELPER_SHAREDMUTEX_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |