/*
 * Ascent MMORPG Server
 * Copyright (C) 2005-2007 Ascent Team <http://www.ascentemu.com/>
 *
 * 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
 * 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/>.
 *
 */

#include "Common.h"
#include "Mutex.h"

#ifdef WIN32

/* Windows Critical Section Implementation */
Mutex::Mutex() { InitializeCriticalSection(&cs); }
Mutex::~Mutex() { DeleteCriticalSection(&cs); }

#else

/* this is done slightly differently on bsd-variants */
#if defined(__FreeBSD__) ||  defined(__APPLE_CC__) || defined(__OpenBSD__)
#define recursive_mutex_flag PTHREAD_MUTEX_RECURSIVE
#else
#define recursive_mutex_flag PTHREAD_MUTEX_RECURSIVE_NP
#endif

/* Linux mutex implementation */
bool Mutex::attr_initalized = false;
pthread_mutexattr_t Mutex::attr;

Mutex::Mutex()
{
	if(!attr_initalized)
	{
		pthread_mutexattr_init(&attr);
		pthread_mutexattr_settype(&attr, recursive_mutex_flag);
		attr_initalized = true;
	}

	pthread_mutex_init(&mutex, &attr);
}

Mutex::~Mutex() { pthread_mutex_destroy(&mutex); }

#endif