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boolIO.C

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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 Description
00025     Reads an bool from an input stream, for a given version number and file
00026     format. If an ASCII file is being read, then the line numbers are counted
00027     and an erroneous read is reported.
00028 
00029 \*---------------------------------------------------------------------------*/
00030 
00031 #include <OpenFOAM/error.H>
00032 
00033 #include "bool.H"
00034 #include <OpenFOAM/Switch.H>
00035 #include <OpenFOAM/IOstreams.H>
00036 
00037 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00038 
00039 Foam::Istream& Foam::operator>>(Istream& is, bool& b)
00040 {
00041     if (is.good())
00042     {
00043         b = Switch(is);
00044     }
00045 
00046     return is;
00047 }
00048 
00049 
00050 Foam::Ostream& Foam::operator<<(Ostream& os, const bool b)
00051 {
00052     // we could also write as text string without any difficulty
00053     // os << Switch::asText(b);
00054     os.write(label(b));
00055     os.check("Ostream& operator<<(Ostream&, const bool)");
00056     return os;
00057 }
00058 
00059 
00060 bool Foam::readBool(Istream& is)
00061 {
00062     bool val;
00063     is >> val;
00064 
00065     return val;
00066 }
00067 
00068 
00069 // ************************ vim: set sw=4 sts=4 et: ************************ //
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