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 1.12 1999/08/28 00:41:08 peter Exp $ 27 */ 28 29 #ifndef _DDB_DB_LEX_H_ 30 #define _DDB_DB_LEX_H_ 31 32 #ifndef _DDB_DDB_H_ 33 #include <ddb/ddb.h> 34 #endif 35 36 /* 37 * Author: David B. Golub, Carnegie Mellon University 38 * Date: 7/90 39 */ 40 41 #define TOK_STRING_SIZE 120 42 43 #define tEOF (-1) 44 #define tEOL 1 45 #define tNUMBER 2 46 #define tIDENT 3 47 #define tPLUS 4 48 #define tMINUS 5 49 #define tDOT 6 50 #define tSTAR 7 51 #define tSLASH 8 52 #define tEQ 9 53 #define tLPAREN 10 54 #define tRPAREN 11 55 #define tPCT 12 56 #define tHASH 13 57 #define tCOMMA 14 58 #define tDITTO 15 59 #define tDOLLAR 16 60 #define tEXCL 17 61 #define tSHIFT_L 18 62 #define tSHIFT_R 19 63 #define tDOTDOT 20 64 65 #ifdef _KERNEL 66 67 /* 68 * Lexical analyzer. 69 */ 70 void db_flush_lex (void); 71 char *db_num_to_str(db_expr_t); 72 int db_read_line (void); 73 int db_read_token (void); 74 void db_unread_token (int t); 75 76 extern db_expr_t db_tok_number; 77 extern char db_tok_string[TOK_STRING_SIZE]; 78 79 #endif 80 81 #endif /* !_DDB_DB_LEX_H_ */ 82