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https://github.com/scummvm/scummvm.git
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78 lines
1.7 KiB
C++
78 lines
1.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/debug.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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assert(g_system);
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_mutex = g_system->createMutex();
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}
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Mutex::~Mutex() {
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delete _mutex;
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}
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bool Mutex::lock() {
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return _mutex->lock();
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}
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bool Mutex::unlock() {
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return _mutex->unlock();
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}
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#pragma mark -
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StackLock::StackLock(MutexInternal *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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bool StackLock::lock() {
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if (_mutexName != nullptr)
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debug(6, "Locking mutex %s", _mutexName);
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return _mutex->lock();
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}
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bool StackLock::unlock() {
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if (_mutexName != nullptr)
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debug(6, "Unlocking mutex %s", _mutexName);
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return _mutex->unlock();
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}
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} // End of namespace Common
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