The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/ddb/db_lex.h

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    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  * $FreeBSD: releng/8.4/sys/ddb/db_lex.h 199583 2009-11-20 15:27:52Z jhb $
   27  */
   28 
   29 #ifndef _DDB_DB_LEX_H_
   30 #define _DDB_DB_LEX_H_
   31 
   32 /*
   33  *      Author: David B. Golub, Carnegie Mellon University
   34  *      Date:   7/90
   35  */
   36 /*
   37  * Lexical analyzer.
   38  */
   39 void     db_flush_lex(void);
   40 char    *db_get_line(void);
   41 void     db_inject_line(const char *command);
   42 int      db_read_line(void);
   43 int      db_read_token(void);
   44 void     db_unread_token(int t);
   45 
   46 extern db_expr_t        db_tok_number;
   47 #define TOK_STRING_SIZE         120
   48 extern char     db_tok_string[TOK_STRING_SIZE];
   49 
   50 #define tEOF            (-1)
   51 #define tEOL            1
   52 #define tNUMBER         2
   53 #define tIDENT          3
   54 #define tPLUS           4
   55 #define tMINUS          5
   56 #define tDOT            6
   57 #define tSTAR           7
   58 #define tSLASH          8
   59 #define tEQ             9
   60 #define tLPAREN         10
   61 #define tRPAREN         11
   62 #define tPCT            12
   63 #define tHASH           13
   64 #define tCOMMA          14
   65 #define tDITTO          15
   66 #define tDOLLAR         16
   67 #define tEXCL           17
   68 #define tSHIFT_L        18
   69 #define tSHIFT_R        19
   70 #define tDOTDOT         20
   71 #define tSEMI           21
   72 
   73 #endif /* !_DDB_DB_LEX_H_ */

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