Lock.h

/*****************************************************************************
 * Author:   Valient Gough <vgough@pobox.com>
 *
 *****************************************************************************
 * Copyright (c) 2004, Valient Gough
 *
 * This library is free software; you can distribute it and/or modify it under
 * the terms of the GNU Lesser General Public License (LGPL), as published by
 * the Free Software Foundation; either version 2.1 of the License, or (at your
 * option) any later version.
 *
 * This library 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 LGPL in the file COPYING for more
 * details.
 *
 */
                                                                                                

#ifndef _Lock_incl_
#define _Lock_incl_

#include <pthread.h>

namespace rlog
{
    class Lock
    {
    public:
        Lock( pthread_mutex_t * mutex )
            : _mutex( mutex )
        {
            pthread_mutex_lock( _mutex );
        }

        ~Lock()
        {
            pthread_mutex_unlock( _mutex );
            _mutex = 0;
        }

        pthread_mutex_t *_mutex;
    };

} // namespace rlog

#endif

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