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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) YEAR OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM 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 General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
Application
NAME
Description
Example plain (non-CFD) application, which can be compiled and tested with
the following commands, which should print "42" followed by "true".
NAME 42 guess && echo true
NAME -multiply 4 3 number
\*---------------------------------------------------------------------------*/
#include "argList.H"
using namespace Foam;
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
int main(int argc, char *argv[])
{
// Minimal default options and do not print header when running
#include "removeCaseOptions.H"
writeInfoHeader = false;
// Character width of the options listed by "-help"
argList::usageMin = 24;
// Example "-multiply <factor>" command line option
argList::addOption
(
"multiply",
"factor",
"multiply the scalar by the factor"
);
// Example mandatory arguments
argList::validArgs.append("scalar");
argList::validArgs.append("name");
// Example description for "-help"
argList::addNote
(
"Prints '<name> = <scalar>*<factor>', where <factor> is optional\n"
"Returns true if the word == 'guess'"
);
argList args(argc, argv);
const scalar m = args.optionLookupOrDefault<scalar>("multiply", 1.0);
const scalar s = args.argRead<scalar>(1);
const word w(args.argRead<word>(2));
Info<< w << " = " << s*m << endl;
return w == "guess" ? 0 : 1 ;
}
// ************************************************************************* //
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