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freebsd/sys/ddb/db_lex.h
1993-06-12 14:58:17 +00:00

90 lines
2.2 KiB
C

/*
* Mach Operating System
* Copyright (c) 1991,1990 Carnegie Mellon University
* All Rights Reserved.
*
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
/*
* HISTORY
* $Log: db_lex.h,v $
* Revision 1.1 1992/03/25 21:45:15 pace
* Initial revision
*
* Revision 2.3 91/02/05 17:06:41 mrt
* Changed to new Mach copyright
* [91/01/31 16:18:28 mrt]
*
* Revision 2.2 90/08/27 21:51:16 dbg
* Add 'dotdot' token.
* [90/08/22 dbg]
* Export db_flush_lex.
* [90/08/07 dbg]
* Created.
* [90/07/25 dbg]
*
*/
/*
* Author: David B. Golub, Carnegie Mellon University
* Date: 7/90
*/
/*
* Lexical analyzer.
*/
extern int db_read_line();
extern void db_flush_line();
extern int db_read_char();
extern void db_unread_char(/* char c */);
extern int db_read_token();
extern void db_unread_token(/* int t */);
extern void db_flush_lex();
extern int db_tok_number;
#define TOK_STRING_SIZE 120
extern char db_tok_string[TOK_STRING_SIZE];
extern int db_radix;
#define tEOF (-1)
#define tEOL 1
#define tNUMBER 2
#define tIDENT 3
#define tPLUS 4
#define tMINUS 5
#define tDOT 6
#define tSTAR 7
#define tSLASH 8
#define tEQ 9
#define tLPAREN 10
#define tRPAREN 11
#define tPCT 12
#define tHASH 13
#define tCOMMA 14
#define tDITTO 15
#define tDOLLAR 16
#define tEXCL 17
#define tSHIFT_L 18
#define tSHIFT_R 19
#define tDOTDOT 20