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/* $OpenBSD: db_lex.h,v 1.8 2016/01/25 14:30:30 mpi Exp $ */
/* $NetBSD: db_lex.h,v 1.7 1996/02/05 01:57:07 christos Exp $ */
/*
* Mach Operating System
* Copyright (c) 1993,1992,1991,1990 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 "AS IS"
* 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 Mellon
* the rights to redistribute these changes.
*
* Author: David B. Golub, Carnegie Mellon University
* Date: 7/90
*/
/*
* Lexical analyzer.
*/
int db_read_line(void);
void db_flush_line(void);
int db_read_char(void);
void db_unread_char(int);
void db_unread_token(int);
int db_read_token(void);
void db_flush_lex(void);
int db_lex(void);
extern db_expr_t db_tok_number;
#define TOK_STRING_SIZE 120
extern char db_tok_string[TOK_STRING_SIZE];
#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
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