FreeBSD/Linux Kernel Cross Reference
sys/ddb/db_lex.h
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: src/sys/ddb/db_lex.h,v 1.15 2007/12/26 09:33:19 rwatson Exp $
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 */
39 void db_flush_lex(void);
40 char *db_get_line(void);
41 void db_inject_line(const char *command);
42 int db_read_line(void);
43 int db_read_token(void);
44 void db_unread_token(int t);
45
46 extern db_expr_t db_tok_number;
47 #define TOK_STRING_SIZE 120
48 extern 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
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