1 /* $OpenBSD: db_lex.h,v 1.7 2002/07/01 21:56:55 miod Exp $ */
2 /* $NetBSD: db_lex.h,v 1.7 1996/02/05 01:57:07 christos Exp $ */
3
4 /*
5 * Mach Operating System
6 * Copyright (c) 1993,1992,1991,1990 Carnegie Mellon University
7 * All Rights Reserved.
8 *
9 * Permission to use, copy, modify and distribute this software and its
10 * documentation is hereby granted, provided that both the copyright
11 * notice and this permission notice appear in all copies of the
12 * software, derivative works or modified versions, and any portions
13 * thereof, and that both notices appear in supporting documentation.
14 *
15 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
16 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
17 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
18 *
19 * Carnegie Mellon requests users of this software to return to
20 *
21 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
22 * School of Computer Science
23 * Carnegie Mellon University
24 * Pittsburgh PA 15213-3890
25 *
26 * any improvements or extensions that they make and grant Carnegie Mellon
27 * the rights to redistribute these changes.
28 *
29 * Author: David B. Golub, Carnegie Mellon University
30 * Date: 7/90
31 */
32
33 /*
34 * Lexical analyzer.
35 */
36 int db_read_line(void);
37 void db_flush_line(void);
38 int db_read_char(void);
39 void db_unread_char(int);
40 void db_unread_token(int);
41 int db_read_token(void);
42 void db_flush_lex(void);
43 int db_lex(void);
44
45 extern db_expr_t db_tok_number;
46 #define TOK_STRING_SIZE 120
47 extern char db_tok_string[TOK_STRING_SIZE];
48
49 #define tEOF (-1)
50 #define tEOL 1
51 #define tNUMBER 2
52 #define tIDENT 3
53 #define tPLUS 4
54 #define tMINUS 5
55 #define tDOT 6
56 #define tSTAR 7
57 #define tSLASH 8
58 #define tEQ 9
59 #define tLPAREN 10
60 #define tRPAREN 11
61 #define tPCT 12
62 #define tHASH 13
63 #define tCOMMA 14
64 #define tDITTO 15
65 #define tDOLLAR 16
66 #define tEXCL 17
67 #define tSHIFT_L 18
68 #define tSHIFT_R 19
69 #define tDOTDOT 20
70
71
72
73