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/********************* */
/*! \file smt2.h
** \verbatim
** Original author: Christopher L. Conway
** Major contributors: Morgan Deters
** Minor contributors (to current version): none
** This file is part of the CVC4 project.
** Copyright (c) 2009-2013 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief Definitions of SMT2 constants.
**
** Definitions of SMT2 constants.
**/
#include "cvc4parser_private.h"
#ifndef __CVC4__PARSER__SMT2_H
#define __CVC4__PARSER__SMT2_H
#include "parser/parser.h"
#include "parser/smt1/smt1.h"
#include "util/abstract_value.h"
#include <sstream>
namespace CVC4 {
class SExpr;
namespace parser {
class Smt2 : public Parser {
friend class ParserBuilder;
public:
enum Theory {
THEORY_ARRAYS,
THEORY_BITVECTORS,
THEORY_CORE,
THEORY_INTS,
THEORY_REALS,
THEORY_REALS_INTS,
THEORY_QUANTIFIERS,
};
private:
bool d_logicSet;
Smt1::Logic d_logic;
protected:
Smt2(ExprManager* exprManager, Input* input, bool strictMode = false, bool parseOnly = false);
public:
/**
* Add theory symbols to the parser state.
*
* @param theory the theory to open (e.g., Core, Ints)
*/
void addTheory(Theory theory);
bool logicIsSet();
/**
* Sets the logic for the current benchmark. Declares any logic and
* theory symbols.
*
* @param name the name of the logic (e.g., QF_UF, AUFLIA)
*/
void setLogic(const std::string& name);
void setInfo(const std::string& flag, const SExpr& sexpr);
void setOption(const std::string& flag, const SExpr& sexpr);
void checkThatLogicIsSet();
void checkUserSymbol(const std::string& name) {
if(name.length() > 0 && (name[0] == '.' || name[0] == '@')) {
std::stringstream ss;
ss << "cannot declare or define symbol `" << name << "'; symbols starting with . and @ are reserved in SMT-LIB";
parseError(ss.str());
}
}
bool isAbstractValue(const std::string& name) {
return name.length() >= 2 && name[0] == '@' && name[1] != '0' &&
name.find_first_not_of("0123456789", 1) == std::string::npos;
}
Expr mkAbstractValue(const std::string& name) {
assert(isAbstractValue(name));
return getExprManager()->mkConst(AbstractValue(Integer(name.substr(1))));
}
private:
void addArithmeticOperators();
void addBitvectorOperators();
};/* class Smt2 */
}/* CVC4::parser namespace */
}/* CVC4 namespace */
#endif /* __CVC4__PARSER__SMT2_H */
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