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77 lines
1.7 KiB
C++
77 lines
1.7 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2003-2005 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program 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
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#include "stdafx.h"
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#include "common/mutex.h"
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#include "common/system.h"
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namespace Common {
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Mutex::Mutex() {
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_mutex = g_system->createMutex();
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}
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Mutex::~Mutex() {
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g_system->deleteMutex(_mutex);
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}
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void Mutex::lock() {
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g_system->lockMutex(_mutex);
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}
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void Mutex::unlock() {
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g_system->unlockMutex(_mutex);
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}
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#pragma mark -
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StackLock::StackLock(OSystem::MutexRef mutex, const char *mutexName)
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: _mutex(mutex), _mutexName(mutexName) {
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lock();
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}
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StackLock::StackLock(const Mutex &mutex, const char *mutexName)
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: _mutex(mutex._mutex), _mutexName(mutexName) {
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lock();
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}
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StackLock::~StackLock() {
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unlock();
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}
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void StackLock::lock() {
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if (_mutexName != NULL)
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debug(6, "Locking mutex %s", _mutexName);
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g_system->lockMutex(_mutex);
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}
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void StackLock::unlock() {
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if (_mutexName != NULL)
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debug(6, "Unlocking mutex %s", _mutexName);
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g_system->unlockMutex(_mutex);
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}
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} // End of namespace Common
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