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/*
* Mach Operating System
* Copyright (c) 1992,1991,1990 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 "AS IS"
* 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 Mellon
* the rights to redistribute these changes.
*/
/*
* Author: David B. Golub, Carnegie Mellon University
* Date: 7/90
*/
#ifndef _DDB_DB_COMMAND_H_
#define _DDB_DB_COMMAND_H_
#if MACH_KDB
/*
* Command loop declarations.
*/
#include <machine/db_machdep.h>
#include <machine/setjmp.h>
extern void db_command_loop(void);
extern boolean_t db_option(const char *, int) __attribute__ ((pure));
extern void db_error(const char *) __attribute__ ((noreturn)); /* 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 */
extern jmp_buf_t * db_recover; /* error recovery */
/*
* Command table
*/
struct db_command {
char * name; /* command name */
void (*fcn)(); /* function to call */
int flag; /* extra info: */
#define CS_OWN 0x1 /* non-standard syntax */
#define CS_MORE 0x2 /* standard syntax, but may have other
words at end */
#define CS_SET_DOT 0x100 /* set dot after command */
struct db_command *more; /* another level of command */
};
extern boolean_t db_exec_cmd_nest(char *cmd, int size);
void db_fncall(void);
void db_help_cmd(void);
#endif /* MACH_KDB */
#endif /* _DDB_DB_COMMAND_H_ */
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