102 lines
3.7 KiB
C++
102 lines
3.7 KiB
C++
/*
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* Copyright (C) 2003, 2004, 2010
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* Heikki Tauriainen <Heikki.Tauriainen@tkk.fi>
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*
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* Derived from SpinWrapper.cc by Alexandre Duret-Lutz <adl@src.lip6.fr>.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <config.h>
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#ifdef HAVE_SSTREAM
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#include <sstream>
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#else
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#include <strstream>
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#endif /* HAVE_SSTREAM */
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#include "Exception.h"
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#include "FormulaWriter.h"
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#include "NeverClaimAutomaton.h"
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#include "SpotWrapper.h"
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/******************************************************************************
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*
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* Definitions for operator symbols specific to Spot.
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*
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*****************************************************************************/
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const char SpotWrapper::SPOT_AND[] = "&&";
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const char SpotWrapper::SPOT_OR[] = "||";
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const char SpotWrapper::SPOT_XOR[] = "^";
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/******************************************************************************
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*
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* Function definitions for class SpotWrapper.
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*
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*****************************************************************************/
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/* ========================================================================= */
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void SpotWrapper::translateFormula
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(const ::Ltl::LtlFormula& formula, string& translated_formula)
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/* ----------------------------------------------------------------------------
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*
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* Description: Translates an LtlFormula into a string which contains the
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* formula in the input syntax of Spot.
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*
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* Arguments: formula -- The LtlFormula to be translated.
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* translated_formula -- A reference to a string for storing
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* the results.
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*
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* Returns: Nothing. The result of the translation can be found in
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* the string `translated_formula'.
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*
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* ------------------------------------------------------------------------- */
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{
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using namespace Ltl;
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#ifdef HAVE_SSTREAM
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ostringstream translated_formula_stream;
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#else
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ostrstream translated_formula_stream;
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#endif /* HAVE_SSTREAM */
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Exceptional_ostream estream(&translated_formula_stream, ios::goodbit);
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FormulaWriter<ConstantWriter<LtlTrue::infix_symbol>,
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ConstantWriter<LtlFalse::infix_symbol>,
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AtomWriter,
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UnaryOperatorWriter<LtlNegation::infix_symbol>,
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UnaryOperatorWriter<LtlNext::infix_symbol>,
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UnaryOperatorWriter<LtlFinally::infix_symbol>,
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UnaryOperatorWriter<LtlGlobally::infix_symbol>,
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BinaryOperatorInfixWriter<SPOT_AND>,
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BinaryOperatorInfixWriter<SPOT_OR>,
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BinaryOperatorInfixWriter<LtlImplication::infix_symbol>,
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BinaryOperatorInfixWriter<LtlEquivalence::infix_symbol>,
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BinaryOperatorInfixWriter<SPOT_XOR>,
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BinaryOperatorInfixWriter<LtlUntil::infix_symbol>,
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BinaryOperatorInfixWriter<LtlV::infix_symbol>,
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BinaryOperatorInfixWriter<LtlWeakUntil::infix_symbol>,
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BinaryOperatorInfixWriter<LtlStrongRelease::infix_symbol>,
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WriterErrorReporter>
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fw(estream);
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formula.traverse(fw, LTL_PREORDER | LTL_INORDER | LTL_POSTORDER);
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translated_formula = translated_formula_stream.str();
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#ifndef HAVE_SSTREAM
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translated_formula_stream.freeze(0);
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#endif /* HAVE_SSTREAM */
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}
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