whereLexer.h

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// $Id$
// Author: John Wu <John.Wu at acm.org>
//      Lawrence Berkeley National Laboratory
// Copyright 2007-2012 the Regents of the University of California
#ifndef IBIS_WHERELEXER_H
#define IBIS_WHERELEXER_H

#ifndef YY_DECL
// the new lex function to satisfy the reentrant parser requirement
#define YY_DECL ibis::whereParser::token_type ibis::whereLexer::lex \
    (ibis::whereParser::semantic_type* yylval, \
     ibis::whereParser::location_type* yylloc)
#endif
#include "whereParser.hh"       // class whereParser

// rename yyFlexLexer to _wLexer
#undef yyFlexLexer
#define yyFlexLexer _wLexer
#include <FlexLexer.h>
//#undef yyFlexLexer

namespace ibis {
    class whereLexer : public ::_wLexer {
    public:
        whereLexer(std::istream* in=0, std::ostream* out=0);
        virtual ~whereLexer();

        // The new lex function.  It carries the value of token and its type.
        // The value of the token is returned as the first argument and the
        // corresponding type is the return value of this function.
        virtual whereParser::token_type
        lex(whereParser::semantic_type*, whereParser::location_type*);

        void set_debug(bool);
    }; // ibis::whereLexer
} // namespace ibis
#endif