Files
azerothcore-wotlk/src/common/Threading/PolicyLock.h
2021-09-30 13:40:52 +07:00

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C++

/*
* This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Affero 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 Affero 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/>.
*/
#ifndef POLICYLOCK_H
#define POLICYLOCK_H
#include <mutex>
#define GUARD_RETURN(mutex, retval) if (!mutex.try_lock()) \
return retval; \
std::lock_guard<decltype(mutex)> guard(mutex, std::adopt_lock)
#endif