/*
 * @project      The CERN Tape Archive (CTA)
 * @copyright    Copyright © 2021-2022 CERN
 * @license      This program is free software, distributed under the terms of the GNU General Public
 *               Licence version 3 (GPL Version 3), copied verbatim in the file "COPYING". You can
 *               redistribute it and/or modify it under the terms of the GPL Version 3, 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.
 *
 *               In applying this licence, CERN does not waive the privileges and immunities
 *               granted to it by virtue of its status as an Intergovernmental Organization or
 *               submit itself to any jurisdiction.
 */

#pragma once

#include <pthread.h>
#include <semaphore.h>

namespace cta::threading {

/**
 * Forward declaration of the friend class that represents a pthread condition
 * variable.
 */
class CondVar;
    
/**
* A simple exception throwing wrapper for pthread mutexes.
* Inspired from the interface of Qt.
*/
class Mutex {
public:
  Mutex() ;
  ~Mutex();
  void lock() ;
  void unlock();
private:
  friend CondVar;
  pthread_mutex_t m_mutex;
};
  
} // namespace cta::threading