mpi.h

/* Copyright (c) 2014, Carlos Duelo <cduelo@cesvima.upm.es>
 *                     Stefan.Eilemann@epfl.ch
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *
 * This library 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 Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef LUNCHBOX_MPI_H
#define LUNCHBOX_MPI_H

#include <lunchbox/api.h>
#include <boost/shared_ptr.hpp>

namespace lunchbox
{
namespace detail { class MPI; }

class MPI
{
public:
    LUNCHBOX_API MPI( int argc, char** argv );

    LUNCHBOX_API MPI();

    LUNCHBOX_API ~MPI();

    /* @return true if the MPI library has multithread
     * support, otherwise return false.
     * @version 1.1.1
     */
    LUNCHBOX_API bool supportsThreads() const;

    LUNCHBOX_API int getRank() const;

    LUNCHBOX_API int getSize() const;

private:
    boost::shared_ptr< detail::MPI > _impl;
};

}

#endif // LUNCHBOX_MPI_H