icl_core_thread/SemaphoreImplPosix.h

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// this is for emacs file handling -*- mode: c++; indent-tabs-mode: nil -*-

// -- BEGIN LICENSE BLOCK ----------------------------------------------
// This file is part of FZIs ic_workspace.
//
// This program is free software licensed under the LGPL
// (GNU LESSER GENERAL PUBLIC LICENSE Version 3).
// You can find a copy of this license in LICENSE folder in the top
// directory of the source code.
//
// © Copyright 2016 FZI Forschungszentrum Informatik, Karlsruhe, Germany
//
// -- END LICENSE BLOCK ------------------------------------------------

//----------------------------------------------------------------------
//----------------------------------------------------------------------
#ifndef ICL_CORE_THREAD_SEMAPHORE_IMPL_POSIX_H_INCLUDED
#define ICL_CORE_THREAD_SEMAPHORE_IMPL_POSIX_H_INCLUDED

#include <semaphore.h>

#include <icl_core/BaseTypes.h>

#include "icl_core_thread/SemaphoreImpl.h"

namespace icl_core {
namespace thread {

class SemaphoreImplPosix : public SemaphoreImpl, protected virtual icl_core::Noncopyable
{
public:
  SemaphoreImplPosix(size_t initial_value);
  virtual ~SemaphoreImplPosix();

  virtual void post();
  virtual bool tryWait();
  virtual bool wait();
  virtual bool wait(const icl_core::TimeSpan& timeout);
  virtual bool wait(const icl_core::TimeStamp& timeout);

private:
  sem_t *m_semaphore;
};

}
}

#endif