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authorrgrimes <rgrimes@FreeBSD.org>1993-06-12 14:58:17 +0000
committerrgrimes <rgrimes@FreeBSD.org>1993-06-12 14:58:17 +0000
commit25062ba061871945759b3baa833fe64969383e40 (patch)
tree2d1c31051ed0dbaad984013c9fe695b1a01e1c39 /sys/ddb/db_variables.h
parentf078b88a160c467761b3f3641f05dfd0aa3f7753 (diff)
downloadFreeBSD-src-25062ba061871945759b3baa833fe64969383e40.zip
FreeBSD-src-25062ba061871945759b3baa833fe64969383e40.tar.gz
Initial import, 0.1 + pk 0.2.4-B1
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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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