reac_thread.cpp

/*
* <reac_thread.cpp>
* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
* (C) OPAC Team, LIFL, 2002-2008
*
* Sebastien Cahon, Alexandru-Adrian Tantar, Clive Canape
*
* This software is governed by the CeCILL license under French law and
* abiding by the rules of distribution of free software.  You can  use,
* modify and/ or redistribute the software under the terms of the CeCILL
* license as circulated by CEA, CNRS and INRIA at the following URL
* "http://www.cecill.info".
*
* As a counterpart to the access to the source code and  rights to copy,
* modify and redistribute granted by the license, users are provided only
* with a limited warranty  and the software's author,  the holder of the
* economic rights,  and the successive licensors  have only  limited liability.
*
* In this respect, the user's attention is drawn to the risks associated
* with loading,  using,  modifying and/or developing or reproducing the
* software by the user in light of its specific status of free software,
* that may mean  that it is complicated to manipulate,  and  that  also
* therefore means  that it is reserved for developers  and  experienced
* professionals having in-depth computer knowledge. Users are therefore
* encouraged to load and test the software's suitability as regards their
* requirements in conditions enabling the security of their systems and/or
* data to be ensured and,  more generally, to use and operate it in the
* same conditions as regards security.
* The fact that you are presently reading this means that you have had
* knowledge of the CeCILL license and that you accept its terms.
*
* ParadisEO WebSite : http://paradiseo.gforge.inria.fr
* Contact: paradiseo-help@lists.gforge.inria.fr
*
*/

#include "reac_thread.h"

static bool the_end = false;

static std :: vector <ReactiveThread *> reac_threads;


ReactiveThread :: ReactiveThread ()
{

  reac_threads.push_back (this);
  sem_init (& sem, 0, 0);
}

void ReactiveThread :: sleep ()
{

  sem_wait (& sem);
}

void ReactiveThread :: wakeUp ()
{

  sem_post (& sem);
}

void initReactiveThreadsEnv ()
{

  the_end = false;
  reac_threads.clear ();
}

void stopReactiveThreads ()
{

  the_end = true;
  for (unsigned i = 0; i < reac_threads.size (); i ++)
    reac_threads [i] -> wakeUp  ();
  reac_threads.clear ();
}

bool theEnd ()
{
  return the_end;
}

---