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/* -*- mode: C++; indent-tabs-mode: nil; -*-
*
* This file is a part of LEMON, a generic C++ optimization library.
*
* Copyright (C) 2003-2013
* Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
* (Egervary Research Group on Combinatorial Optimization, EGRES).
*
* Permission to use, modify and distribute this software is granted
* provided that this copyright notice appears in all copies. For
* precise terms see the accompanying LICENSE file.
*
* This software is provided "AS IS" with no warranty of any kind,
* express or implied, and with no claim as to its suitability for any
* purpose.
*
*/
#ifndef LEMON_BITS_LOCK_H
#define LEMON_BITS_LOCK_H
#include <lemon/config.h>
#if defined(LEMON_USE_PTHREAD)
#include <pthread.h>
#elif defined(LEMON_USE_WIN32_THREADS)
#include <lemon/bits/windows.h>
#endif
namespace lemon {
namespace bits {
#if defined(LEMON_USE_PTHREAD)
class Lock {
public:
Lock() {
pthread_mutex_init(&_lock, 0);
}
~Lock() {
pthread_mutex_destroy(&_lock);
}
void lock() {
pthread_mutex_lock(&_lock);
}
void unlock() {
pthread_mutex_unlock(&_lock);
}
private:
pthread_mutex_t _lock;
};
#elif defined(LEMON_USE_WIN32_THREADS)
class Lock : public WinLock {};
#else
class Lock {
public:
Lock() {}
~Lock() {}
void lock() {}
void unlock() {}
};
#endif
}
}
#endif
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