/ray/src/lib/lex/test-scanner.h

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/*
 * lib/lex/test-scanner.h
 * 
 * Test and demo scanner class. 
 * 
 * Copyright (c) 2004 by Wolfgang Wieser ] wwieser (a) gmx <*> de [ 
 * 
 * This file may be distributed and/or modified under the terms of the 
 * GNU General Public License version 2 as published by the Free Software 
 * Foundation. (See COPYING.GPL for details.)
 * 
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 * 
 */

#ifndef _LIB_LEX_TEST_SCANNER_H_
#define _LIB_LEX_TEST_SCANNER_H_ 1

#include <lib/sconfig.h>    /* MUST be first */

#include <lib/lex/location.h>
#include <lib/sourcepos/sparchive.h>

#include <stdio.h>      /* because of FILE * (FIXME) */

#define PREFIX_FlexScannerBase TEST_FlexScannerBase
#include <lib/lex/scannerbase.h>
#undef PREFIX_FlexScannerBase

#include "test-grammar.h"


class TestScanner : public TEST_FlexScannerBase
{
    friend int TEST_lex(void *);
    public:
        struct TestToken : TokenEntry
        {
            YYSTYPE lval;
            
            bool MayBeCleared() const;
            void clear(bool force);
            
            TestToken() : TokenEntry() {}
            ~TestToken()  { clear(1); }
        };
        
    private:
        int nested_comment_warned;
        int newlines_in_ccomment;
        
        int allow_nested_comments;
        
        void reset();
        TokenEntry *AllocTokenEntry()
            {  return(new TestToken());  }
        
        TestScanner(const TestScanner &);
        void operator=(const TestScanner &);
    public:
        TestScanner();
        ~TestScanner();
};

#endif  /* _LIB_LEX_TEST_SCANNER_H_ */

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