1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ 2 /* 3 * This file is part of the LibreOffice project. 4 * 5 * This Source Code Form is subject to the terms of the Mozilla Public 6 * License, v. 2.0. If a copy of the MPL was not distributed with this 7 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 8 * 9 * This file incorporates work covered by the following license notice: 10 * 11 * Licensed to the Apache Software Foundation (ASF) under one or more 12 * contributor license agreements. See the NOTICE file distributed 13 * with this work for additional information regarding copyright 14 * ownership. The ASF licenses this file to you under the Apache 15 * License, Version 2.0 (the "License"); you may not use this file 16 * except in compliance with the License. You may obtain a copy of 17 * the License at http://www.apache.org/licenses/LICENSE-2.0 . 18 */ 19 20 #ifndef INCLUDED_COMPHELPER_GUARDING_HXX 21 #define INCLUDED_COMPHELPER_GUARDING_HXX 22 23 namespace osl { class Mutex; } 24 25 26 namespace comphelper 27 { 28 29 30 // = class MutexRelease - 31 32 33 /** opposite of OGuard :) 34 (a mutex is released within the constructor and acquired within the destructor) 35 use only when you're sure the mutex is acquired ! 36 */ 37 template <class MUTEX> 38 class ORelease 39 { 40 MUTEX& m_rMutex; 41 42 public: ORelease(MUTEX & _rMutex)43 ORelease(MUTEX& _rMutex) : m_rMutex(_rMutex) { _rMutex.release(); } ~ORelease()44 ~ORelease() { m_rMutex.acquire(); } 45 }; 46 47 typedef ORelease< ::osl::Mutex > MutexRelease; 48 49 50 } // namespace comphelper 51 52 53 #endif // INCLUDED_COMPHELPER_GUARDING_HXX 54 55 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 56