xref: /freebsd/sys/ddb/db_command.h (revision 4753168fae3062574cec15130f5140ddfb53b59f)
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  *	$Id: db_command.h,v 1.6 1995/05/30 07:56:54 rgrimes Exp $
27  */
28 
29 #ifndef _DDB_DB_COMMAND_H_
30 #define	_DDB_DB_COMMAND_H_
31 
32 /*
33  *	Author: David B. Golub, Carnegie Mellon University
34  *	Date:	7/90
35  */
36 /*
37  * Command loop declarations.
38  */
39 
40 #include <sys/param.h>
41 #include <sys/proc.h>
42 #include <machine/db_machdep.h>
43 
44 void	db_command_loop __P((void));
45 
46 extern db_addr_t	db_dot;		/* current location */
47 extern db_addr_t	db_last_addr;	/* last explicit address typed */
48 extern db_addr_t	db_prev;	/* last address examined
49 					   or written */
50 extern db_addr_t	db_next;	/* next address to be examined
51 					   or written */
52 
53 #endif /* !_DDB_DB_COMMAND_H_ */
54