/***************************************************************************** * Author: Valient Gough <vgough@pobox.com> * ***************************************************************************** * Copyright (c) 2004, Valient Gough * * This library is free software; you can distribute it and/or modify it under * the terms of the GNU Lesser General Public License (LGPL), as published by * the Free Software Foundation; either version 2.1 of the License, or (at your * option) any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the LGPL in the file COPYING for more * details. * */ #ifndef _Lock_incl_ #define _Lock_incl_ #include <rlog/Mutex.h> namespace rlog { /*! @class Lock Simple helper class or doing locking, so we can be sure the lock is released when our scope ends for whatever reason.. Usage @code func() { // mutex released when lock goes out of scope Lock lock( &mutex ); ... } @endcode @internal */ class RLOG_DECL Lock { public: Lock( Mutex * mutex ) : _mutex( mutex ) { _mutex->Lock(); } ~Lock() { _mutex->Unlock(); _mutex = 0; } Mutex *_mutex; }; } // namespace rlog #endif