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