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 /* 27 * $Id: db_lex.h,v 1.2 1993/05/20 03:39:19 cgd Exp $ 28 * 29 * HISTORY 30 * $Log: db_lex.h,v $ 31 * Revision 1.2 1993/05/20 03:39:19 cgd 32 * add explicit rcs id 33 * 34 * Revision 1.1.1.1 1993/03/21 09:46:26 cgd 35 * initial import of 386bsd-0.1 sources 36 * 37 * Revision 1.1 1992/03/25 21:45:15 pace 38 * Initial revision 39 * 40 * Revision 2.3 91/02/05 17:06:41 mrt 41 * Changed to new Mach copyright 42 * [91/01/31 16:18:28 mrt] 43 * 44 * Revision 2.2 90/08/27 21:51:16 dbg 45 * Add 'dotdot' token. 46 * [90/08/22 dbg] 47 * Export db_flush_lex. 48 * [90/08/07 dbg] 49 * Created. 50 * [90/07/25 dbg] 51 * 52 */ 53 /* 54 * Author: David B. Golub, Carnegie Mellon University 55 * Date: 7/90 56 */ 57 /* 58 * Lexical analyzer. 59 */ 60 extern int db_read_line(); 61 extern void db_flush_line(); 62 extern int db_read_char(); 63 extern void db_unread_char(/* char c */); 64 extern int db_read_token(); 65 extern void db_unread_token(/* int t */); 66 extern void db_flush_lex(); 67 68 extern int db_tok_number; 69 #define TOK_STRING_SIZE 120 70 extern char db_tok_string[TOK_STRING_SIZE]; 71 extern int db_radix; 72 73 #define tEOF (-1) 74 #define tEOL 1 75 #define tNUMBER 2 76 #define tIDENT 3 77 #define tPLUS 4 78 #define tMINUS 5 79 #define tDOT 6 80 #define tSTAR 7 81 #define tSLASH 8 82 #define tEQ 9 83 #define tLPAREN 10 84 #define tRPAREN 11 85 #define tPCT 12 86 #define tHASH 13 87 #define tCOMMA 14 88 #define tDITTO 15 89 #define tDOLLAR 16 90 #define tEXCL 17 91 #define tSHIFT_L 18 92 #define tSHIFT_R 19 93 #define tDOTDOT 20 94 95 96 97 98