Web alhem.net

BaseParser.h

Go to the documentation of this file.

/*
Copyright (C) 2004  Anders Hedstrom

This program 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 2
of the License, or (at your option) any later version.

This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
#ifndef _BASEPARSER_H
#define _BASEPARSER_H


#define C the_str[the_ptr]
#define C1 the_str[the_ptr + 1]
#define C2 the_str[the_ptr + 2]
#define Cx the_str[strlen(the_str) - 1]

enum {
        NUMBER = 256,
        WHITESPACE,
        IDENTIFIER,
        CPP, // #preprocessor directive
        COMMENT,
        STRING, // "..."
        CC, // ::
        CHAR, // '.'
        LTLT, // <<
        GTGT, // >>
        DPTR, // **
        LTEQ, // <=
        NEQ, // !=
        GTEQ, // >=
        EQ, // ==
        OR, // ||
        AND, // &&
        PP, // ++
        MM, // --
        POINTER, // ->
        Class,
        Namespace,
        Using,
        Template,
        Friend,
        Typedef,
        Virtual,
        Public,
        Protected,
        Private,
        Const,
        Struct,
        Enum
};


class BaseParser
{
        typedef std::map<std::string,int> stringint_m;

public:
        BaseParser();
        virtual ~BaseParser();

        virtual void preprocessor(std::string &val);
        virtual void error(const std::string &str);

protected:
        int ReadLine(FILE *fil);
        int GetToken(FILE *fil,std::string &val);
        int GetWord(const std::string &str);
        std::string GetFilename() { return m_filename; }
        int GetLine() { return m_line; }
        int GetPos() { return m_pos; }
        void EndToken(char);
        //
        int m_level; // { }
        int m_plevel; // ( )
        int m_glevel; // < >

private:
        stringint_m m_word;
        std::string m_filename;
        int m_line;
        int m_pos;
        char the_str[5000];
        int the_ptr;
};


#endif // _BASEPARSER_H

---