MutexImpl.h

// Vaca - Visual Application Components Abstraction
// Copyright (c) 2005-2009 David Capello
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// * Redistributions of source code must retain the above copyright
//   notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
//   notice, this list of conditions and the following disclaimer in
//   the documentation and/or other materials provided with the
//   distribution.
// * Neither the name of the author nor the names of its contributors
//   may be used to endorse or promote products derived from this
//   software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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#include <pthread.h>
#include <errno.h>

class Vaca::Mutex::MutexImpl
{
  pthread_mutex_t m_handle;

public:

  MutexImpl()
  {
    pthread_mutex_init(&m_handle, NULL);
  }

  ~MutexImpl()
  {
    pthread_mutex_destroy(&m_handle);
  }

  void lock()
  {
    pthread_mutex_lock(&m_handle);
  }

  bool tryLock()
  {
    return pthread_mutex_trylock(&m_handle) != EBUSY;
  }

  void unlock()
  {
    pthread_mutex_unlock(&m_handle);
  }

};