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# nedparser.h

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    00001 //==========================================================================
    00002 //  NEDPARSER.H - part of
    00003 //
    00004 //                     OMNeT++/OMNEST
    00005 //            Discrete System Simulation in C++
    00006 //
    00007 //==========================================================================
    00008
    00009 /*--------------------------------------------------------------*
    00010   Copyright (C) 2002-2005 Andras Varga
    00011
    00012   This file is distributed WITHOUT ANY WARRANTY. See the file
    00013   `license' for details on this and other legal matters.
    00014 *--------------------------------------------------------------*/
    00015
    00016 #ifndef __NEDPARSER_H
    00017 #define __NEDPARSER_H
    00018
    00019 #include <stdio.h>
    00020
    00021 #include "nedgrammar.h"
    00022 #include "nedelement.h"
    00023
    00024 class NEDFileBuffer;
    00025 class NEDParser;
    00026 extern NEDParser *np;
    00027
    00028 /* to EXPR_TYPE: */
    00029 #define TYPE_NUMERIC   'N'
    00030 #define TYPE_CONST_NUM 'C'
    00031 #define TYPE_STRING    'S'
    00032 #define TYPE_BOOL      'B'
    00033 #define TYPE_XML       'X'
    00034 #define TYPE_ANYTYPE   'A'
    00035
    00036
    00045 class NEDParser
    00046 {
    00047   public:
    00048     NEDElement *tree;          // tree to build
    00049     NEDFileBuffer *nedsource;  // NED File object
    00050
    00051   protected:
    00052     bool parseexpr;            // whether to parse expressions or not
    00053     bool storesrc;             // whether to fill in sourceCode attributes
    00054
    00055     const char *filename;      // file being parsed
    00056     int num_errors;            // number of errors so far
    00057
    00058   public:
    00062     NEDParser();
    00063
    00067     ~NEDParser();
    00068
    00074     void setParseExpressions(bool b) {parseexpr = b;}
    00075
    00081     void setStoreSource(bool b) {storesrc = b;}
    00082
    00086     bool parseFile(const char *fname);
    00087
    00091     bool parseText(const char *nedtext);
    00092
    00097     NEDElement *getTree();
    00098
    00099     // INTERNAL: error and debug handling, called from grammar file
    00100     void error(const char *msg, int line);
    00101     void dbg(YYLTYPE lc, const char *what);
    00102 };
    00103
    00104 #endif
    00105