Files
openfoam/src/OpenFOAM/db/dictionary/functionEntries/calcEntry/calcEntry.C
2011-01-05 18:24:29 +00:00

98 lines
2.8 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2009-2010 OpenCFD Ltd.
\\/ 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/>.
\*---------------------------------------------------------------------------*/
#include "calcEntry.H"
#include "dictionary.H"
#include "addToMemberFunctionSelectionTable.H"
#include "ISstream.H"
#include "CocoParserErrors.H"
#include "calcEntryParser.h"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
namespace Foam
{
namespace functionEntries
{
defineTypeNameAndDebug(calcEntry, 0);
addToMemberFunctionSelectionTable
(
functionEntry,
calcEntry,
execute,
primitiveEntryIstream
);
}
}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
bool Foam::functionEntries::calcEntry::execute
(
const dictionary& parentDict,
primitiveEntry& entry,
Istream& is
)
{
std::istream& iss = dynamicCast<ISstream>(is).stdStream();
// define parser error handler
CocoParserErrors<calcEntryInternal::Errors>
myErrorHandler("calcEntryInternal::Parser");
calcEntryInternal::Scanner scanner(iss);
// set the starting line
scanner.Line(is.lineNumber());
calcEntryInternal::Parser parser(&scanner, &myErrorHandler);
// Attach dictionary context
parser.dict(parentDict);
parser.Parse();
// mostly have an extra newline in the lookahead token
// so subtract 1 to keep things vaguely in sync
// (this is still far from perfect)
is.lineNumber() = scanner.Line() - 1;
// a small input list to contain the answer
tokenList tokens(2);
tokens[0] = parser.Result();
tokens[1] = token::END_STATEMENT;
entry.read(parentDict, ITstream("ParserResult", tokens)());
return true;
}
// ************************************************************************* //