db_lex.h revision 139747
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: head/sys/ddb/db_lex.h 139747 2005-01-06 01:34:41Z imp $ 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); 40int db_read_line(void); 41int db_read_token(void); 42void db_unread_token(int t); 43 44extern db_expr_t db_tok_number; 45#define TOK_STRING_SIZE 120 46extern char db_tok_string[TOK_STRING_SIZE]; 47 48#define tEOF (-1) 49#define tEOL 1 50#define tNUMBER 2 51#define tIDENT 3 52#define tPLUS 4 53#define tMINUS 5 54#define tDOT 6 55#define tSTAR 7 56#define tSLASH 8 57#define tEQ 9 58#define tLPAREN 10 59#define tRPAREN 11 60#define tPCT 12 61#define tHASH 13 62#define tCOMMA 14 63#define tDITTO 15 64#define tDOLLAR 16 65#define tEXCL 17 66#define tSHIFT_L 18 67#define tSHIFT_R 19 68#define tDOTDOT 20 69 70#endif /* !_DDB_DB_LEX_H_ */ 71