OpenFOAM-dev / data /src /OpenFOAM /db /dictionary /functionEntries /ifeqEntry /ifeqEntryTemplates.C
| /*---------------------------------------------------------------------------*\ | |
| ========= | | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox | |
| \\ / O peration | Website: https://openfoam.org | |
| \\ / A nd | Copyright (C) 2018-2025 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/>. | |
| \*---------------------------------------------------------------------------*/ | |
| // * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * // | |
| template<class Context> | |
| bool Foam::functionEntries::ifeqEntry::evaluate | |
| ( | |
| const bool doIf, | |
| DynamicList<filePos>& stack, | |
| const dictionary& contextDict, | |
| Context& context, | |
| Istream& is | |
| ) const | |
| { | |
| while (!is.eof()) | |
| { | |
| token t; | |
| readToken(t, is); | |
| if (t.isFunctionName() && t.functionNameToken() == ifeqEntry::typeName) | |
| { | |
| // Recurse to evaluate | |
| execute(stack, contextDict, context, is); | |
| } | |
| else if | |
| ( | |
| t.isFunctionName() | |
| && t.functionNameToken() == ifEntry::typeName | |
| ) | |
| { | |
| // Recurse to evaluate | |
| const ifEntry ife(is.lineNumber(), contextDict, is); | |
| ife.execute(stack, contextDict, context, is); | |
| } | |
| else if | |
| ( | |
| doIf | |
| && t.isFunctionName() | |
| && ( | |
| t.functionNameToken() == elseEntry::typeName | |
| || t.functionNameToken() == elifEntry::typeName | |
| ) | |
| ) | |
| { | |
| // Now skip until #endif | |
| skipUntil(stack, contextDict, endifEntry::typeName, is); | |
| stack.remove(); | |
| break; | |
| } | |
| else if | |
| ( | |
| t.isFunctionName() | |
| && t.functionNameToken() == endifEntry::typeName | |
| ) | |
| { | |
| stack.remove(); | |
| break; | |
| } | |
| else | |
| { | |
| const bool ok = insert(contextDict, context, t, is); | |
| if (!ok) | |
| { | |
| return false; | |
| } | |
| } | |
| } | |
| return true; | |
| } | |
| template<class Context> | |
| bool Foam::functionEntries::ifeqEntry::execute | |
| ( | |
| const bool doIf, | |
| DynamicList<filePos>& stack, | |
| const dictionary& contextDict, | |
| Context& context, | |
| Istream& is | |
| ) const | |
| { | |
| if (doIf) | |
| { | |
| evaluate(true, stack, contextDict, context, is); | |
| } | |
| else | |
| { | |
| // Fast-forward to #else | |
| token t; | |
| while (!is.eof()) | |
| { | |
| readToken(t, is); | |
| if (t.isFunctionName()) | |
| { | |
| if | |
| ( | |
| t.functionNameToken() == ifEntry::typeName | |
| || t.functionNameToken() == ifeqEntry::typeName | |
| ) | |
| { | |
| stack.append(filePos(is.name(), is.lineNumber())); | |
| skipUntil(stack, contextDict, endifEntry::typeName, is); | |
| stack.remove(); | |
| } | |
| else if (t.functionNameToken() == elseEntry::typeName) | |
| { | |
| break; | |
| } | |
| else if (t.functionNameToken() == elifEntry::typeName) | |
| { | |
| // Read elif argument by constructing an ifEntry | |
| const ifEntry ife(is.lineNumber(), contextDict, is); | |
| const string arg | |
| ( | |
| ife[1].stringToken() + char(token::END_STATEMENT) | |
| ); | |
| IStringStream argStream(arg); | |
| argStream.lineNumber() = ife[1].lineNumber(); | |
| const primitiveEntry e("elifEntry", contextDict, argStream); | |
| const Switch doIf(e.stream()); | |
| if (doIf) | |
| { | |
| break; | |
| } | |
| } | |
| else if (t.functionNameToken() == endifEntry::typeName) | |
| { | |
| stack.remove(); | |
| break; | |
| } | |
| } | |
| } | |
| if (t.functionNameToken() == elseEntry::typeName) | |
| { | |
| // Evaluate until we hit #endif | |
| evaluate(false, stack, contextDict, context, is); | |
| } | |
| else if (t.functionNameToken() == elifEntry::typeName) | |
| { | |
| // Evaluate until we hit #else or #endif | |
| evaluate(true, stack, contextDict, context, is); | |
| } | |
| } | |
| return true; | |
| } | |
| template<class Context> | |
| bool Foam::functionEntries::ifeqEntry::execute | |
| ( | |
| DynamicList<filePos>& stack, | |
| const dictionary& contextDict, | |
| Context& context, | |
| Istream& is | |
| ) const | |
| { | |
| const label nNested = stack.size(); | |
| stack.append(filePos(is.name(), is.lineNumber())); | |
| // Read first token and expand if a variable | |
| token cond1(operator[](1)); | |
| cond1 = expand(contextDict, cond1); | |
| // Read second token and expand if a variable | |
| token cond2(operator[](2)); | |
| cond2 = expand(contextDict, cond2); | |
| const bool equal = equalToken(cond1, cond2); | |
| // Info<< "Using #" << typeName << " " << cond1 | |
| // << " == " << cond2 | |
| // << " at line " << stack.last().second() | |
| // << " in file " << stack.last().first() << endl; | |
| bool ok = ifeqEntry::execute(equal, stack, contextDict, context, is); | |
| if (stack.size() != nNested) | |
| { | |
| FatalIOErrorInFunction(contextDict) | |
| << "Did not find matching #endif for " | |
| << typeName << " condition starting" | |
| << " at line " << stack.last().second() | |
| << " in file " << stack.last().first() << exit(FatalIOError); | |
| } | |
| return ok; | |
| } | |
| // ************************************************************************* // | |