Common.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_COMMON_H_INCLUDED
#define ICL_CORE_THREAD_COMMON_H_INCLUDED

#include "icl_core/TimeSpan.h"
#include "icl_core/TimeStamp.h"

#ifdef _IC_BUILDER_DEPRECATED_STYLE_
# include "icl_core/Deprecate.h"
#endif

namespace icl_core {
namespace thread {
namespace impl {

inline TimeSpan getRelativeTimeout(const TimeStamp& timeout_absolute)
{
  TimeStamp now = TimeStamp::now();
  if (timeout_absolute < now)
  {
    return TimeSpan();
  }
  else
  {
    return timeout_absolute - now;
  }
}

inline TimeStamp getAbsoluteTimeout(const TimeSpan& timeout_relative)
{
  TimeStamp timeout_absolute = TimeStamp::now();
  if (timeout_relative < TimeSpan())
  {
    timeout_absolute += TimeSpan(365 * 86400, 0);
  }
  else
  {
    timeout_absolute += timeout_relative;
  }
  return timeout_absolute;
}

#ifdef _IC_BUILDER_DEPRECATED_STYLE_

inline TimeSpan GetRelativeTimeout(const TimeStamp& timeout_absolute) ICL_CORE_GCC_DEPRECATE_STYLE;
ICL_CORE_VC_DEPRECATE_STYLE inline TimeSpan GetRelativeTimeout(const TimeStamp& timeout_absolute)
{ return getRelativeTimeout(timeout_absolute); }

inline TimeStamp GetAbsoluteTimeout(const TimeSpan& timeout_relative) ICL_CORE_GCC_DEPRECATE_STYLE;
ICL_CORE_VC_DEPRECATE_STYLE inline TimeStamp GetAbsoluteTimeout(const TimeSpan& timeout_relative)
{ return getAbsoluteTimeout(timeout_relative); }

#endif

}
}
}

#endif