/*! \file pimutex.h
 * \brief Mutex
*/
/*
	PIP - Platform Independent Primitives
	Mutex
	Ivan Pelipenko peri4ko@yandex.ru, Andrey Bychkov work.a.b@yandex.ru

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Lesser 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 Lesser General Public License for more details.

	You should have received a copy of the GNU Lesser General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef PIMUTEX_H
#define PIMUTEX_H

#include "piinit.h"


class PIP_EXPORT PIMutexLocker
{
public:
	PIMutexLocker(PIMutex & m, bool condition = true): mutex(m), cond(condition) {if (cond) mutex.lock();}
	~PIMutexLocker() {if (cond) mutex.unlock();}

	PIMutexLocker(const PIMutexLocker&) = delete;
	PIMutexLocker& operator=(const PIMutexLocker&) = delete;
private:
	PIMutex & mutex;
	std::atomic_bool cond;
};

#endif // PIMUTEX_H