a9295bf811
that the common case can be handled with no hassles on all machines. fix up the various internal variables which are also exported via sysctl (and which therefore must be 'int's) to do the right thing via a special read/write function.
61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/* $NetBSD: db_variables.h,v 1.6 1997/02/04 00:33:33 cgd Exp $ */
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/*
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* Mach Operating System
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* Copyright (c) 1991,1990 Carnegie Mellon University
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* All Rights Reserved.
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*
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* Permission to use, copy, modify and distribute this software and its
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* documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
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* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*
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* Author: David B. Golub, Carnegie Mellon University
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* Date: 7/90
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*/
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#ifndef _DB_VARIABLES_H_
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#define _DB_VARIABLES_H_
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/*
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* Debugger variables.
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*/
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struct db_variable {
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char *name; /* Name of variable */
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long *valuep; /* value of variable */
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/* function to call when reading/writing */
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int (*fcn) __P((struct db_variable *, db_expr_t *, int));
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#define DB_VAR_GET 0
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#define DB_VAR_SET 1
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};
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#define FCN_NULL ((int (*) __P((struct db_variable *, db_expr_t *, int)))0)
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extern struct db_variable db_vars[]; /* debugger variables */
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extern struct db_variable *db_evars;
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extern struct db_variable db_regs[]; /* machine registers */
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extern struct db_variable *db_eregs;
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int db_find_variable __P((struct db_variable **));
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int db_get_variable __P((db_expr_t *));
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int db_set_variable __P((db_expr_t));
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void db_read_variable __P((struct db_variable *, db_expr_t *));
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void db_write_variable __P((struct db_variable *, db_expr_t *));
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void db_set_cmd __P((db_expr_t, int, db_expr_t, char *));
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#endif /* _DB_VARIABLES_H_ */
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