cmdparse.h

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C头文件 代码 · 共 86 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


#ifndef __CMDPARSE_H__
#define __CMDPARSE_H__

#include <string.hpp>

#include "wbrdefs.h"

template <class Type> class WCValSList;

class CheckedBufferedFile;

class CommandParser
{
public:
                                    CommandParser( char * cmdLine,
                                                   bool optAllowed );
                                    ~CommandParser();

            const char *            database();
            const char *            searchPath();
            const char *            options();
            WCValSList<String> *    files() { return _files; }
            bool                    quiet();

protected:
            void                    parse();
            int                     scan();
            char                    getNextChar();
            void                    setCommand( const char * );
            void                    setDatabase( const char * );
            void                    setSearchPath( const char * );
            void                    setOptions( const char * );
            void                    syntaxError();

            void                    addFile( const char * file );
            void                    setExtension( String & str, const char * ext );

private:
            char *                  _cmdLine;
            CheckedBufferedFile *   _command;
            bool                    _optAllowed;

            String                  _token;
            char                    _lookAhead;

            String                  _searchPath;
            String                  _database;
            String                  _options;
            WCValSList<String> *    _files;
            bool                    _quiet;
};

#endif //__CMDPARSE_H__