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      1  1.17  riastrad /*	$NetBSD: db_lex.h,v 1.17 2022/08/30 22:37:03 riastradh Exp $	*/
      2   1.4       cgd 
      3  1.13    simonb /*
      4   1.1       cgd  * Mach Operating System
      5   1.1       cgd  * Copyright (c) 1991,1990 Carnegie Mellon University
      6   1.1       cgd  * All Rights Reserved.
      7  1.13    simonb  *
      8   1.1       cgd  * Permission to use, copy, modify and distribute this software and its
      9   1.1       cgd  * documentation is hereby granted, provided that both the copyright
     10   1.1       cgd  * notice and this permission notice appear in all copies of the
     11   1.1       cgd  * software, derivative works or modified versions, and any portions
     12   1.1       cgd  * thereof, and that both notices appear in supporting documentation.
     13  1.13    simonb  *
     14  1.10        pk  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     15   1.1       cgd  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     16   1.1       cgd  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     17  1.13    simonb  *
     18   1.1       cgd  * Carnegie Mellon requests users of this software to return to
     19  1.13    simonb  *
     20   1.1       cgd  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     21   1.1       cgd  *  School of Computer Science
     22   1.1       cgd  *  Carnegie Mellon University
     23   1.1       cgd  *  Pittsburgh PA 15213-3890
     24  1.13    simonb  *
     25   1.1       cgd  * any improvements or extensions that they make and grant Carnegie the
     26   1.1       cgd  * rights to redistribute these changes.
     27   1.2       cgd  *
     28   1.1       cgd  *	Author: David B. Golub, Carnegie Mellon University
     29   1.1       cgd  *	Date:	7/90
     30   1.1       cgd  */
     31   1.3   mycroft 
     32   1.1       cgd /*
     33   1.1       cgd  * Lexical analyzer.
     34   1.1       cgd  */
     35  1.13    simonb void	db_flush_lex(void);
     36  1.13    simonb char   *db_num_to_str(db_expr_t);
     37  1.17  riastrad void	db_num_to_strbuf(db_expr_t, char *, size_t);
     38  1.13    simonb int	db_read_line(void);
     39  1.14      yamt void	db_set_line(const char *, const char *);
     40  1.16       uwe void	db_get_line(const char **, const char **);
     41  1.13    simonb int	db_read_token(void);
     42  1.13    simonb void	db_unread_token(int);
     43  1.13    simonb 
     44  1.15      yamt #define	DB_LINE_MAXLEN		120
     45  1.15      yamt 
     46  1.13    simonb extern db_expr_t db_tok_number;
     47  1.15      yamt #define	TOK_STRING_SIZE		DB_LINE_MAXLEN
     48  1.13    simonb extern char	db_tok_string[];
     49   1.1       cgd 
     50   1.1       cgd #define	tEOF		(-1)
     51   1.1       cgd #define	tEOL		1
     52   1.1       cgd #define	tNUMBER		2
     53   1.1       cgd #define	tIDENT		3
     54   1.1       cgd #define	tPLUS		4
     55   1.1       cgd #define	tMINUS		5
     56   1.1       cgd #define	tDOT		6
     57   1.1       cgd #define	tSTAR		7
     58   1.1       cgd #define	tSLASH		8
     59   1.1       cgd #define	tEQ		9
     60   1.1       cgd #define	tLPAREN		10
     61   1.1       cgd #define	tRPAREN		11
     62   1.1       cgd #define	tPCT		12
     63   1.1       cgd #define	tHASH		13
     64   1.1       cgd #define	tCOMMA		14
     65   1.1       cgd #define	tDITTO		15
     66   1.1       cgd #define	tDOLLAR		16
     67   1.1       cgd #define	tEXCL		17
     68   1.1       cgd #define	tSHIFT_L	18
     69   1.1       cgd #define	tSHIFT_R	19
     70   1.1       cgd #define	tDOTDOT		20
     71