15b81b6b3SRodney W. Grimes /* 25b81b6b3SRodney W. Grimes * Mach Operating System 35b81b6b3SRodney W. Grimes * Copyright (c) 1991,1990 Carnegie Mellon University 45b81b6b3SRodney W. Grimes * All Rights Reserved. 55b81b6b3SRodney W. Grimes * 65b81b6b3SRodney W. Grimes * Permission to use, copy, modify and distribute this software and its 75b81b6b3SRodney W. Grimes * documentation is hereby granted, provided that both the copyright 85b81b6b3SRodney W. Grimes * notice and this permission notice appear in all copies of the 95b81b6b3SRodney W. Grimes * software, derivative works or modified versions, and any portions 105b81b6b3SRodney W. Grimes * thereof, and that both notices appear in supporting documentation. 115b81b6b3SRodney W. Grimes * 125b81b6b3SRodney W. Grimes * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS 135b81b6b3SRodney W. Grimes * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR 145b81b6b3SRodney W. Grimes * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. 155b81b6b3SRodney W. Grimes * 165b81b6b3SRodney W. Grimes * Carnegie Mellon requests users of this software to return to 175b81b6b3SRodney W. Grimes * 185b81b6b3SRodney W. Grimes * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU 195b81b6b3SRodney W. Grimes * School of Computer Science 205b81b6b3SRodney W. Grimes * Carnegie Mellon University 215b81b6b3SRodney W. Grimes * Pittsburgh PA 15213-3890 225b81b6b3SRodney W. Grimes * 235b81b6b3SRodney W. Grimes * any improvements or extensions that they make and grant Carnegie the 245b81b6b3SRodney W. Grimes * rights to redistribute these changes. 250edf66ecSRodney W. Grimes * 266437fb2cSGarrett Wollman * $Id: db_lex.h,v 1.2 1993/10/16 16:47:19 rgrimes Exp $ 275b81b6b3SRodney W. Grimes */ 280edf66ecSRodney W. Grimes 296437fb2cSGarrett Wollman #ifndef _DDB_DB_LEX_H_ 306437fb2cSGarrett Wollman #define _DDB_DB_LEX_H_ 1 316437fb2cSGarrett Wollman 325b81b6b3SRodney W. Grimes /* 335b81b6b3SRodney W. Grimes * Author: David B. Golub, Carnegie Mellon University 345b81b6b3SRodney W. Grimes * Date: 7/90 355b81b6b3SRodney W. Grimes */ 365b81b6b3SRodney W. Grimes /* 375b81b6b3SRodney W. Grimes * Lexical analyzer. 385b81b6b3SRodney W. Grimes */ 395b81b6b3SRodney W. Grimes extern int db_read_line(); 405b81b6b3SRodney W. Grimes extern void db_flush_line(); 415b81b6b3SRodney W. Grimes extern int db_read_char(); 425b81b6b3SRodney W. Grimes extern void db_unread_char(/* char c */); 435b81b6b3SRodney W. Grimes extern int db_read_token(); 445b81b6b3SRodney W. Grimes extern void db_unread_token(/* int t */); 455b81b6b3SRodney W. Grimes extern void db_flush_lex(); 465b81b6b3SRodney W. Grimes 475b81b6b3SRodney W. Grimes extern int db_tok_number; 485b81b6b3SRodney W. Grimes #define TOK_STRING_SIZE 120 495b81b6b3SRodney W. Grimes extern char db_tok_string[TOK_STRING_SIZE]; 505b81b6b3SRodney W. Grimes extern int db_radix; 515b81b6b3SRodney W. Grimes 525b81b6b3SRodney W. Grimes #define tEOF (-1) 535b81b6b3SRodney W. Grimes #define tEOL 1 545b81b6b3SRodney W. Grimes #define tNUMBER 2 555b81b6b3SRodney W. Grimes #define tIDENT 3 565b81b6b3SRodney W. Grimes #define tPLUS 4 575b81b6b3SRodney W. Grimes #define tMINUS 5 585b81b6b3SRodney W. Grimes #define tDOT 6 595b81b6b3SRodney W. Grimes #define tSTAR 7 605b81b6b3SRodney W. Grimes #define tSLASH 8 615b81b6b3SRodney W. Grimes #define tEQ 9 625b81b6b3SRodney W. Grimes #define tLPAREN 10 635b81b6b3SRodney W. Grimes #define tRPAREN 11 645b81b6b3SRodney W. Grimes #define tPCT 12 655b81b6b3SRodney W. Grimes #define tHASH 13 665b81b6b3SRodney W. Grimes #define tCOMMA 14 675b81b6b3SRodney W. Grimes #define tDITTO 15 685b81b6b3SRodney W. Grimes #define tDOLLAR 16 695b81b6b3SRodney W. Grimes #define tEXCL 17 705b81b6b3SRodney W. Grimes #define tSHIFT_L 18 715b81b6b3SRodney W. Grimes #define tSHIFT_R 19 725b81b6b3SRodney W. Grimes #define tDOTDOT 20 735b81b6b3SRodney W. Grimes 745b81b6b3SRodney W. Grimes 755b81b6b3SRodney W. Grimes 765b81b6b3SRodney W. Grimes 776437fb2cSGarrett Wollman #endif /* _DDB_DB_LEX_H_ */ 78