/usr/include/openturns/MPI.hxx is in libopenturns-dev 0.15-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | // -*- C++ -*-
/**
* @file MPI.hxx
* @brief This file supplies support for message-passing parallelism
*
* (C) Copyright 2005-2011 EDF-EADS-Phimeca
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* @author: $LastChangedBy: dutka $
* @date: $LastChangedDate: 2007-05-10 16:43:31 +0200 (Thu, 10 May 2007) $
* Id: $Id: AtomicFunctions.hxx 434 2007-05-10 14:43:31Z dutka $
*/
#ifndef OPENTURNS_MPI_HXX
#define OPENTURNS_MPI_HXX
#include "OTprivate.hxx"
#include "OTconfig.hxx"
#include "AtomicFunctions.hxx"
#include "Pointer.hxx"
#ifdef HAVE_MPI
# include "mpi.h"
#endif /* HAVE_MPI */
namespace OpenTURNS
{
/**
* class MPICommunicator
*
* brief This class manages a MPI communicator between parallel instances.
*/
class MPICommunicator
{
friend class MPI;
public:
#ifdef HAVE_MPI
typedef MPI_Comm CommunicatorType;
#else
typedef int CommunicatorType;
#endif /* HAVE_MPI */
MPICommunicator(const CommunicatorType & communicator);
MPICommunicator(const MPICommunicator & other);
~MPICommunicator();
/** Return a global communicator that encompass all compute nodes */
static MPICommunicator GetCommWorld();
private:
Pointer<CommunicatorType> p_comm_;
}; // end class MPICommunicator
/**
* class MPI
*
* brief This class is a singleton that initializes the MPI universe.
*/
class MPI
{
/** The communicator used to send and receive message between instances */
MPICommunicator comm_;
/** Constructor */
MPI(const MPICommunicator & comm);
public:
~MPI() throw();
/** Start the machinery of message-passing */
static void Init(const MPICommunicator & comm);
/** End the machinery of message-passing */
static void Release();
}; // end class MPI
} // end namespace OpenTURNS
#endif /* OPENTURNS_MPI_HXX */
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