threadmanager.hpp

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// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
// vi: set et ts=4 sw=4 sts=4:
/*
  This file is part of the Open Porous Media project (OPM).
 
  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 2 of the License, or
  (at your option) any later version.
 
  OPM 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
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
 
  Consult the COPYING file in the top-level source directory of this
  module for the precise wording of the license and the list of
  copyright holders.
*/
#ifndef OPM_THREAD_MANAGER_HPP
#define OPM_THREAD_MANAGER_HPP
 
namespace Opm {

class ThreadManager
{
public:
    enum {
#if defined(_OPENMP) || DOXYGEN
        isFake = false
#else
        isFake = true
#endif
    };

    static void registerParameters();

    static void init(bool queryCommandLineParameter = true);

    static unsigned maxThreads()
    { return static_cast<unsigned>(numThreads_); }

    static unsigned threadId();
 
private:
    static int numThreads_;
};
 
} // namespace Opm
 
#endif // OPM_THREAD_MANAGER_HPP