db_command.h

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    1 /*      $NetBSD: db_command.h,v 1.22 2002/02/15 07:33:50 simonb 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  * Command loop declarations.
   34  */
   35 struct db_command;
   36 
   37 void    db_skip_to_eol(void);
   38 void    db_command_loop(void);
   39 void    db_error(char *);
   40 
   41 extern db_addr_t db_dot;        /* current location */
   42 extern db_addr_t db_last_addr;  /* last explicit address typed */
   43 extern db_addr_t db_prev;       /* last address examined
   44                                    or written */
   45 extern db_addr_t db_next;       /* next address to be examined
   46                                    or written */
   47 
   48 /*
   49  * Command table
   50  */
   51 struct db_command {
   52         const char      *name;          /* command name */
   53         /* function to call */
   54         void            (*fcn)(db_expr_t, int, db_expr_t, char *);
   55         int             flag;           /* extra info: */
   56 #define CS_OWN          0x1             /* non-standard syntax */
   57 #define CS_MORE         0x2             /* standard syntax, but may have other
   58                                            words at end */
   59 #define CS_SET_DOT      0x100           /* set dot after command */
   60         const struct db_command *more;  /* another level of command */
   61 };

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

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