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Annotation of Gnu-Mach/ddb/db_command.h, revision 1.1.1.1

1.1       root        1: /* 
                      2:  * Mach Operating System
                      3:  * Copyright (c) 1992,1991,1990 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 "AS IS"
                     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  [email protected]
                     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 Mellon
                     24:  * the rights to redistribute these changes.
                     25:  */
                     26: /*
                     27:  *     Author: David B. Golub, Carnegie Mellon University
                     28:  *     Date:   7/90
                     29:  */
                     30: #include "mach_kdb.h"
                     31: #if MACH_KDB
                     32: 
                     33: /*
                     34:  * Command loop declarations.
                     35:  */
                     36: 
                     37: #include <machine/db_machdep.h>
                     38: #include <machine/setjmp.h>
                     39: 
                     40: extern void            db_command_loop();
                     41: extern boolean_t       db_exec_conditional_cmd();
                     42: extern boolean_t       db_option(/* char *, int */);
                     43: 
                     44: extern void            db_error(/* char * */); /* report error */
                     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: extern jmp_buf_t *     db_recover;     /* error recovery */
                     53: 
                     54: extern jmp_buf_t *     db_recover;     /* error recovery */
                     55: 
                     56: /*
                     57:  * Command table
                     58:  */
                     59: struct db_command {
                     60:        char *  name;           /* command name */
                     61:        void    (*fcn)();       /* function to call */
                     62:        int     flag;           /* extra info: */
                     63: #define        CS_OWN          0x1         /* non-standard syntax */
                     64: #define        CS_MORE         0x2         /* standard syntax, but may have other
                     65:                                       words at end */
                     66: #define        CS_SET_DOT      0x100       /* set dot after command */
                     67:        struct db_command *more;   /* another level of command */
                     68: };
                     69: 
                     70: #endif MACH_KDB

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