icinga2/lib/base/objectlock.hpp

/******************************************************************************
 * Icinga 2                                                                   *
 * Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.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 2             *
 * 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, write to the Free Software Foundation     *
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.             *
 ******************************************************************************/

#ifndef OBJECTLOCK_H
#define OBJECTLOCK_H

#include "base/object.hpp"

namespace icinga
{

/**
 * A scoped lock for Objects.
 */
struct ObjectLock
{
public:
	ObjectLock(const Object::Ptr& object);
	ObjectLock(const Object *object);

	~ObjectLock();

	static void LockMutex(const Object *object);

	void Lock();

	static void Spin(unsigned int it);

	void Unlock();

private:
	const Object *m_Object{nullptr};
	bool m_Locked{false};
};

}

#endif /* OBJECTLOCK_H */