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/*
* 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_variables.h,v $
* Revision 1.1 1992/03/25 21:45:35 pace
* Initial revision
*
* Revision 2.3 91/02/05 17:07:23 mrt
* Changed to new Mach copyright
* [91/01/31 16:19:54 mrt]
*
* Revision 2.2 90/08/27 21:53:40 dbg
* Modularized typedef name. Documented the calling sequence of
* the (optional) access function of a variable. Now the valuep
* field can be made opaque, eg be an offset that fcn() resolves.
* [90/08/20 af]
*
* Created.
* [90/07/25 dbg]
*
*/
/*
* Author: David B. Golub, Carnegie Mellon University
* Date: 7/90
*/
#ifndef _DB_VARIABLES_H_
#define _DB_VARIABLES_H_
/*
* Debugger variables.
*/
struct db_variable {
char *name; /* Name of variable */
int *valuep; /* value of variable */
/* function to call when reading/writing */
int (*fcn)(/* db_variable *vp, db_expr_t *valuep, int op */);
#define DB_VAR_GET 0
#define DB_VAR_SET 1
};
#define FCN_NULL ((int (*)())0)
extern struct db_variable db_vars[]; /* debugger variables */
extern struct db_variable *db_evars;
extern struct db_variable db_regs[]; /* machine registers */
extern struct db_variable *db_eregs;
#endif /* _DB_VARIABLES_H_ */
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