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45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
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/*
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Copyright 2014 SINTEF ICT, Applied Mathematics.
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Copyright 2014 IRIS AS
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include <boost/any.hpp>
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#include <opm/core/linalg/ParallelIstlInformation.hpp>
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namespace Opm
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{
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/// Return true if this is a serial run, or rank zero on an MPI run.
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bool isIORank(const boost::any& parallel_info)
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{
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#if HAVE_MPI
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if (parallel_info.type() == typeid(ParallelISTLInformation)) {
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const ParallelISTLInformation& info =
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boost::any_cast<const ParallelISTLInformation&>(parallel_info);
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return info.communicator().rank() == 0;
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} else {
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return true;
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}
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#else
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static_cast<void>(parallel_info); // Suppress unused argument warning.
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return true;
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#endif
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}
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} // namespace Opm
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