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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#define FORBIDDEN_SYMBOL_EXCEPTION_time_h
#include "backends/mutex/pthread/pthread-mutex.h"
#include <pthread.h>
/**
* pthreads mutex implementation
*/
class PthreadMutexInternal final : public Common::MutexInternal {
public:
PthreadMutexInternal();
~PthreadMutexInternal() override;
bool lock() override;
bool unlock() override;
private:
pthread_mutex_t _mutex;
};
PthreadMutexInternal::PthreadMutexInternal() {
pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr);
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
if (pthread_mutex_init(&_mutex, &attr) != 0) {
warning("pthread_mutex_init() failed");
}
}
PthreadMutexInternal::~PthreadMutexInternal() {
if (pthread_mutex_destroy(&_mutex) != 0)
warning("pthread_mutex_destroy() failed");
}
bool PthreadMutexInternal::lock() {
if (pthread_mutex_lock(&_mutex) != 0) {
warning("pthread_mutex_lock() failed");
return false;
} else {
return true;
}
}
bool PthreadMutexInternal::unlock() {
if (pthread_mutex_unlock(&_mutex) != 0) {
warning("pthread_mutex_unlock() failed");
return false;
} else {
return true;
}
}
Common::MutexInternal *createPthreadMutexInternal() {
return new PthreadMutexInternal();
}
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