sys/ddb/db_lex.h

   1 /*      $NetBSD: db_lex.h,v 1.14 2005/11/26 12:16:45 yamt Exp $ */
   2
   3 /*
   4  * Mach Operating System
   5  * Copyright (c) 1991,1990 Carnegie Mellon University
   6  * All Rights Reserved.
   7  *
   8  * Permission to use, copy, modify and distribute this software and its
   9  * documentation is hereby granted, provided that both the copyright
  10  * notice and this permission notice appear in all copies of the
  11  * software, derivative works or modified versions, and any portions
  12  * thereof, and that both notices appear in supporting documentation.
  13  *
  14  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  15  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  16  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  17  *
  18  * Carnegie Mellon requests users of this software to return to
  19  *
  20  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  21  *  School of Computer Science
  22  *  Carnegie Mellon University
  23  *  Pittsburgh PA 15213-3890
  24  *
  25  * any improvements or extensions that they make and grant Carnegie the
  26  * rights to redistribute these changes.
  27  *
  28  *      Author: David B. Golub, Carnegie Mellon University
  29  *      Date:   7/90
  30  */
  31
  32 /*
  33  * Lexical analyzer.
  34  */
  35 void    db_flush_lex(void);
  36 char   *db_num_to_str(db_expr_t);
  37 int     db_read_line(void);
  38 void    db_set_line(const char *, const char *);
  39 int     db_read_token(void);
  40 void    db_unread_token(int);
  41
  42 #define DB_LINE_MAXLEN          120
  43
  44 extern db_expr_t db_tok_number;
  45 #define TOK_STRING_SIZE         DB_LINE_MAXLEN
  46 extern char     db_tok_string[];
  47
  48 #define tEOF            (-1)
  49 #define tEOL            1
  50 #define tNUMBER         2
  51 #define tIDENT          3
  52 #define tPLUS           4
  53 #define tMINUS          5
  54 #define tDOT            6
  55 #define tSTAR           7
  56 #define tSLASH          8
  57 #define tEQ             9
  58 #define tLPAREN         10
  59 #define tRPAREN         11
  60 #define tPCT            12
  61 #define tHASH           13
  62 #define tCOMMA          14
  63 #define tDITTO          15
  64 #define tDOLLAR         16
  65 #define tEXCL           17
  66 #define tSHIFT_L        18
  67 #define tSHIFT_R        19
  68 #define tDOTDOT         20