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db_command.h revision 1.7 
      1  1.7  mycroft /*	$NetBSD: db_command.h,v 1.7 1994/10/09 08:30:00 mycroft Exp $	*/
      2  1.5      cgd 
      3  1.1      cgd /*
      4  1.1      cgd  * Mach Operating System
      5  1.1      cgd  * Copyright (c) 1991,1990 Carnegie Mellon University
      6  1.1      cgd  * All Rights Reserved.
      7  1.1      cgd  *
      8  1.1      cgd  * Permission to use, copy, modify and distribute this software and its
      9  1.1      cgd  * documentation is hereby granted, provided that both the copyright
     10  1.1      cgd  * notice and this permission notice appear in all copies of the
     11  1.1      cgd  * software, derivative works or modified versions, and any portions
     12  1.1      cgd  * thereof, and that both notices appear in supporting documentation.
     13  1.1      cgd  *
     14  1.1      cgd  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
     15  1.1      cgd  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
     16  1.1      cgd  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     17  1.1      cgd  *
     18  1.1      cgd  * Carnegie Mellon requests users of this software to return to
     19  1.1      cgd  *
     20  1.1      cgd  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     21  1.1      cgd  *  School of Computer Science
     22  1.1      cgd  *  Carnegie Mellon University
     23  1.1      cgd  *  Pittsburgh PA 15213-3890
     24  1.1      cgd  *
     25  1.1      cgd  * any improvements or extensions that they make and grant Carnegie the
     26  1.1      cgd  * rights to redistribute these changes.
     27  1.1      cgd  *
     28  1.1      cgd  *	Author: David B. Golub, Carnegie Mellon University
     29  1.1      cgd  *	Date:	7/90
     30  1.1      cgd  */
     31  1.3  mycroft 
     32  1.1      cgd /*
     33  1.1      cgd  * Command loop declarations.
     34  1.1      cgd  */
     35  1.6  mycroft void db_command_loop __P((void));
     36  1.6  mycroft void db_skip_to_eol __P((void));
     37  1.1      cgd 
     38  1.6  mycroft void db_error __P((char *));	/* report error */
     39  1.1      cgd 
     40  1.7  mycroft db_addr_t	db_dot;		/* current location */
     41  1.7  mycroft db_addr_t	db_last_addr;	/* last explicit address typed */
     42  1.7  mycroft db_addr_t	db_prev;	/* last address examined
     43  1.7  mycroft 				   or written */
     44  1.7  mycroft db_addr_t	db_next;	/* next address to be examined
     45  1.7  mycroft 				   or written */
     46  1.1      cgd 
     47  1.4       pk /*
     48  1.4       pk  * Command table
     49  1.4       pk  */
     50  1.4       pk struct db_command {
     51  1.4       pk 	char		*name;		/* command name */
     52  1.4       pk 	void		(*fcn)();	/* function to call */
     53  1.4       pk 	int		flag;		/* extra info: */
     54  1.4       pk #define	CS_OWN		0x1		/* non-standard syntax */
     55  1.4       pk #define	CS_MORE		0x2		/* standard syntax, but may have other
     56  1.4       pk 					   words at end */
     57  1.4       pk #define	CS_SET_DOT	0x100		/* set dot after command */
     58  1.4       pk 	struct db_command *more;	/* another level of command */
     59  1.4       pk };
     60