legion/src/parser/include/lexer.h

/*
* ========== Copyright Header Begin ==========================================
*
* OpenSPARC T2 Processor File: lexer.h
* Copyright (c) 2006 Sun Microsystems, Inc.  All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES.
*
* The above named program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License version 2 as published by the Free Software Foundation.
*
* The above named 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 work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ========== Copyright Header End ============================================
*/
/*
 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */
#pragma ident   "@(#)lexer.h    1.7     06/10/06 SMI"

#ifndef _LEXER_TOKENS_H_
#define _LEXER_TOKENS_H_

#ifdef  __cplusplus
extern "C" {
#endif

typedef enum {
        T_EOF,
        T_L_Brace,
        T_R_Brace,
        T_S_Colon,
        T_Plus,
        T_Minus,
        T_Comma,
        T_Number,
        T_HexString,
        T_String,
        T_Token,
        T_Amp,
        T_Error
} lexer_tok_t;

typedef struct {
        int             linenum;
        char *          fnamep;
        char *          cleanup_filep;
        uint64_t        val;
        char *          strp;
        bool_t          ungot_available;
        lexer_tok_t     last_token;
} lexer_t;

extern lexer_t lex;

void init_lexer(char * fnamep, FILE * fp, char * cleanup_filep);
lexer_tok_t lex_get_token();
void lex_get(lexer_tok_t expected);
void lex_unget();
void lex_fatal(char * s, ...);


#ifdef  __cplusplus
}
#endif

#endif  /* _LEXER_TOKENS_H_ */