00001 /*---------------------------------------------------------------------------*\ 00002 ========= | 00003 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox 00004 \\ / O peration | 00005 \\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd. 00006 \\/ M anipulation | 00007 ------------------------------------------------------------------------------- 00008 License 00009 This file is part of OpenFOAM. 00010 00011 OpenFOAM is free software: you can redistribute it and/or modify it 00012 under the terms of the GNU General Public License as published by 00013 the Free Software Foundation, either version 3 of the License, or 00014 (at your option) any later version. 00015 00016 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT 00017 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00018 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 00019 for more details. 00020 00021 You should have received a copy of the GNU General Public License 00022 along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>. 00023 00024 Class 00025 Foam::ParRunControl 00026 00027 Description 00028 Helper class for initializing parallel jobs from the command arguments. 00029 00030 \*---------------------------------------------------------------------------*/ 00031 00032 #ifndef parRun_H 00033 #define parRun_H 00034 00035 #include <OpenFOAM/OPstream.H> 00036 #include <OpenFOAM/IPstream.H> 00037 #include <OpenFOAM/IOstreams.H> 00038 00039 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00040 00041 namespace Foam 00042 { 00043 00044 /*---------------------------------------------------------------------------*\ 00045 Class ParRunControl Declaration 00046 \*---------------------------------------------------------------------------*/ 00047 00048 class ParRunControl 00049 { 00050 bool RunPar; 00051 00052 public: 00053 00054 ParRunControl() 00055 : 00056 RunPar(false) 00057 {} 00058 00059 ~ParRunControl() 00060 { 00061 if (RunPar) 00062 { 00063 Info<< "Finalising parallel run" << endl; 00064 Pstream::exit(0); 00065 } 00066 } 00067 00068 void runPar(int& argc, char**& argv) 00069 { 00070 RunPar = true; 00071 00072 if (!Pstream::init(argc, argv)) 00073 { 00074 Info<< "Failed to start parallel run" << endl; 00075 Pstream::exit(1); 00076 } 00077 } 00078 00079 bool parRun() const 00080 { 00081 return RunPar; 00082 } 00083 }; 00084 00085 00086 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00087 00088 } // End namespace Foam 00089 00090 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00091 00092 #endif 00093 00094 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
