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db_command.h revision 1.8 
      1  1.8  christos /*	$NetBSD: db_command.h,v 1.8 1996/02/05 01:56:55 christos 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  1.8  christos void db_skip_to_eol __P((void));
     36  1.8  christos struct db_command;
     37  1.8  christos int db_cmd_search __P((char *, struct db_command *, struct db_command **));
     38  1.8  christos void db_cmd_list __P((struct db_command *));
     39  1.8  christos void db_command __P((struct db_command **, struct db_command *));
     40  1.8  christos void db_map_print_cmd __P((db_expr_t, int, db_expr_t, char *));
     41  1.8  christos void db_object_print_cmd __P((db_expr_t, int, db_expr_t, char *));
     42  1.8  christos void db_machine_commands_install __P((struct db_command *));
     43  1.8  christos void db_help_cmd __P((void));
     44  1.6   mycroft void db_command_loop __P((void));
     45  1.8  christos void db_error __P((char *));
     46  1.8  christos void db_fncall __P((db_expr_t, int, db_expr_t, char *));
     47  1.1       cgd 
     48  1.7   mycroft db_addr_t	db_dot;		/* current location */
     49  1.7   mycroft db_addr_t	db_last_addr;	/* last explicit address typed */
     50  1.7   mycroft db_addr_t	db_prev;	/* last address examined
     51  1.7   mycroft 				   or written */
     52  1.7   mycroft db_addr_t	db_next;	/* next address to be examined
     53  1.7   mycroft 				   or written */
     54  1.1       cgd 
     55  1.4        pk /*
     56  1.4        pk  * Command table
     57  1.4        pk  */
     58  1.4        pk struct db_command {
     59  1.4        pk 	char		*name;		/* command name */
     60  1.8  christos 	/* function to call */
     61  1.8  christos 	void		(*fcn) __P((db_expr_t, int, db_expr_t, char *));
     62  1.4        pk 	int		flag;		/* extra info: */
     63  1.4        pk #define	CS_OWN		0x1		/* non-standard syntax */
     64  1.4        pk #define	CS_MORE		0x2		/* standard syntax, but may have other
     65  1.4        pk 					   words at end */
     66  1.4        pk #define	CS_SET_DOT	0x100		/* set dot after command */
     67  1.4        pk 	struct db_command *more;	/* another level of command */
     68  1.4        pk };
     69