1/*-
2 * Mach Operating System
3 * Copyright (c) 1991,1990 Carnegie Mellon University
4 * All Rights Reserved.
5 *
6 * Permission to use, copy, modify and distribute this software and its
7 * documentation is hereby granted, provided that both the copyright
8 * notice and this permission notice appear in all copies of the
9 * software, derivative works or modified versions, and any portions
10 * thereof, and that both notices appear in supporting documentation.
11 *
12 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
13 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
14 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
15 *
16 * Carnegie Mellon requests users of this software to return to
17 *
18 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
19 *  School of Computer Science
20 *  Carnegie Mellon University
21 *  Pittsburgh PA 15213-3890
22 *
23 * any improvements or extensions that they make and grant Carnegie the
24 * rights to redistribute these changes.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef _DDB_DB_LEX_H_
30#define	_DDB_DB_LEX_H_
31
32/*
33 *	Author: David B. Golub, Carnegie Mellon University
34 *	Date:	7/90
35 */
36/*
37 * Lexical analyzer.
38 */
39void	 db_flush_lex(void);
40char	*db_get_line(void);
41void	 db_inject_line(const char *command);
42int	 db_read_line(void);
43int	 db_read_token(void);
44void	 db_unread_token(int t);
45
46extern db_expr_t	db_tok_number;
47#define	TOK_STRING_SIZE		120
48extern char	db_tok_string[TOK_STRING_SIZE];
49
50#define	tEOF		(-1)
51#define	tEOL		1
52#define	tNUMBER		2
53#define	tIDENT		3
54#define	tPLUS		4
55#define	tMINUS		5
56#define	tDOT		6
57#define	tSTAR		7
58#define	tSLASH		8
59#define	tEQ		9
60#define	tLPAREN		10
61#define	tRPAREN		11
62#define	tPCT		12
63#define	tHASH		13
64#define	tCOMMA		14
65#define	tDITTO		15
66#define	tDOLLAR		16
67#define	tEXCL		17
68#define	tSHIFT_L	18
69#define	tSHIFT_R	19
70#define	tDOTDOT		20
71#define	tSEMI		21
72
73#endif /* !_DDB_DB_LEX_H_ */
74