db_lex.h revision 2112 
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 *	$Id: db_lex.h,v 1.3 1993/11/07 17:39:23 wollman Exp $
27 */
28
29#ifndef _DDB_DB_LEX_H_
30#define _DDB_DB_LEX_H_ 1
31
32/*
33 *	Author: David B. Golub, Carnegie Mellon University
34 *	Date:	7/90
35 */
36/*
37 * Lexical analyzer.
38 */
39extern int	db_read_line();
40extern void	db_flush_line();
41extern int	db_read_char();
42extern void	db_unread_char(/* char c */);
43extern int	db_read_token();
44extern void	db_unread_token(/* int t */);
45extern void	db_flush_lex();
46
47extern int	db_tok_number;
48#define	TOK_STRING_SIZE		120
49extern char	db_tok_string[TOK_STRING_SIZE];
50
51#define	tEOF		(-1)
52#define	tEOL		1
53#define	tNUMBER		2
54#define	tIDENT		3
55#define	tPLUS		4
56#define	tMINUS		5
57#define	tDOT		6
58#define	tSTAR		7
59#define	tSLASH		8
60#define	tEQ		9
61#define	tLPAREN		10
62#define	tRPAREN		11
63#define	tPCT		12
64#define	tHASH		13
65#define	tCOMMA		14
66#define	tDITTO		15
67#define	tDOLLAR		16
68#define	tEXCL		17
69#define	tSHIFT_L	18
70#define	tSHIFT_R	19
71#define	tDOTDOT		20
72
73
74
75
76#endif /* _DDB_DB_LEX_H_ */
77