sys/ddb/db_command.h

/*
 * Mach Operating System
 * Copyright (c) 1991,1990 Carnegie Mellon University
 * All Rights Reserved.
 *
 * Permission to use, copy, modify and distribute this software and its
 * documentation is hereby granted, provided that both the copyright
 * notice and this permission notice appear in all copies of the
 * software, derivative works or modified versions, and any portions
 * thereof, and that both notices appear in supporting documentation.
 *
 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 *
 * Carnegie Mellon requests users of this software to return to
 *
 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 *  School of Computer Science
 *  Carnegie Mellon University
 *  Pittsburgh PA 15213-3890
 *
 * any improvements or extensions that they make and grant Carnegie the
 * rights to redistribute these changes.
 */
/*
 * HISTORY
 * $Log: db_command.h,v $
 * Revision 1.1  1992/03/25  21:45:05  pace
 * Initial revision
 *
 * Revision 2.3  91/02/05  17:06:15  mrt
 *      Changed to new Mach copyright
 *      [91/01/31  16:17:28  mrt]
 *
 * Revision 2.2  90/08/27  21:50:19  dbg
 *      Replace db_last_address_examined with db_prev, db_next.
 *      [90/08/22            dbg]
 *      Created.
 *      [90/08/07            dbg]
 *
 */
/*
 *      Author: David B. Golub, Carnegie Mellon University
 *      Date:   7/90
 */
/*
 * Command loop declarations.
 */

#include "param.h"
#include "proc.h"
#include <machine/db_machdep.h>

extern void     db_command_loop();
extern void     db_skip_to_eol();

extern void     db_error(/* char * */); /* report error */

extern db_addr_t        db_dot;         /* current location */
extern db_addr_t        db_last_addr;   /* last explicit address typed */
extern db_addr_t        db_prev;        /* last address examined
                                           or written */
extern db_addr_t        db_next;        /* next address to be examined
                                           or written */