1/* $OpenBSD: db_lex.h,v 1.9 2016/04/19 12:23:25 mpi 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 */
36int db_read_line(void);
37void db_unread_token(int);
38int db_read_token(void);
39void db_flush_lex(void);
40int db_lex(void);
41
42extern db_expr_t db_tok_number;
43#define TOK_STRING_SIZE 120
44extern char db_tok_string[TOK_STRING_SIZE];
45
46#define tEOF (-1)
47#define tEOL 1
48#define tNUMBER 2
49#define tIDENT 3
50#define tPLUS 4
51#define tMINUS 5
52#define tDOT 6
53#define tSTAR 7
54#define tSLASH 8
55#define tEQ 9
56#define tLPAREN 10
57#define tRPAREN 11
58#define tPCT 12
59#define tHASH 13
60#define tCOMMA 14
61#define tDITTO 15
62#define tDOLLAR 16
63#define tEXCL 17
64#define tSHIFT_L 18
65#define tSHIFT_R 19
66#define tDOTDOT 20