1 /* $NetBSD: db_lex.h,v 1.13 2002/02/15 07:33:51 simonb Exp $ */ 2 3 /* 4 * Mach Operating System 5 * Copyright (c) 1991,1990 Carnegie Mellon University 6 * All Rights Reserved. 7 * 8 * Permission to use, copy, modify and distribute this software and its 9 * documentation is hereby granted, provided that both the copyright 10 * notice and this permission notice appear in all copies of the 11 * software, derivative works or modified versions, and any portions 12 * thereof, and that both notices appear in supporting documentation. 13 * 14 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 15 * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 16 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 17 * 18 * Carnegie Mellon requests users of this software to return to 19 * 20 * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 21 * School of Computer Science 22 * Carnegie Mellon University 23 * Pittsburgh PA 15213-3890 24 * 25 * any improvements or extensions that they make and grant Carnegie the 26 * rights to redistribute these changes. 27 * 28 * Author: David B. Golub, Carnegie Mellon University 29 * Date: 7/90 30 */ 31 32 /* 33 * Lexical analyzer. 34 */ 35 void db_flush_lex(void); 36 char *db_num_to_str(db_expr_t); 37 int db_read_line(void); 38 int db_read_token(void); 39 void db_unread_token(int); 40 41 extern db_expr_t db_tok_number; 42 #define TOK_STRING_SIZE 120 43 extern char db_tok_string[]; 44 45 #define tEOF (-1) 46 #define tEOL 1 47 #define tNUMBER 2 48 #define tIDENT 3 49 #define tPLUS 4 50 #define tMINUS 5 51 #define tDOT 6 52 #define tSTAR 7 53 #define tSLASH 8 54 #define tEQ 9 55 #define tLPAREN 10 56 #define tRPAREN 11 57 #define tPCT 12 58 #define tHASH 13 59 #define tCOMMA 14 60 #define tDITTO 15 61 #define tDOLLAR 16 62 #define tEXCL 17 63 #define tSHIFT_L 18 64 #define tSHIFT_R 19 65 #define tDOTDOT 20 66