mutex.hpp

/*
 *    Copyright (C) 2019-2021 Joshua Boudreau <jboudreau@45drives.com>
 *
 *    This file is part of autotier.
 *
 *    autotier 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
 *    (at your option) any later version.
 *
 *    autotier 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 autotier.  If not, see <https://www.gnu.org/licenses/>.
 */
 
#pragma once
 
#include "base.hpp"
 
class TierEngineMutex : virtual public TierEngineBase {
public:
    TierEngineMutex(const fs::path &config_path, const ConfigOverrides &config_overrides);
    ~TierEngineMutex(void);
protected:
    std::mutex lock_file_mt_;
    int lock_mutex(void);
    void unlock_mutex(void);
private:
    int mutex_; 
};