From ee0b8b4c3e2e3376ebaa0037becf937eddb45025 Mon Sep 17 00:00:00 2001
From: Miod Vallat <miod@cvs.openbsd.org>
Date: Thu, 6 Jul 2006 19:05:59 +0000
Subject: Make sure we alter ddb variables as ints, not longs; only matters on
 64 bit platforms.

---
 sys/ddb/db_variables.c | 26 +++++++++++++++++++-------
 sys/ddb/db_variables.h | 15 ++++++++-------
 2 files changed, 27 insertions(+), 14 deletions(-)

(limited to 'sys/ddb')

diff --git a/sys/ddb/db_variables.c b/sys/ddb/db_variables.c
index f5fd5725fba..ab7303495a7 100644
--- a/sys/ddb/db_variables.c
+++ b/sys/ddb/db_variables.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: db_variables.c,v 1.11 2006/07/06 18:14:48 miod Exp $	*/
+/*	$OpenBSD: db_variables.c,v 1.12 2006/07/06 19:05:58 miod Exp $	*/
 /*	$NetBSD: db_variables.c,v 1.8 1996/02/05 01:57:19 christos Exp $	*/
 
 /* 
@@ -42,12 +42,12 @@
 #include <ddb/db_var.h>
 
 struct db_variable db_vars[] = {
-	{ "radix",	(long *)&db_radix, FCN_NULL },
-	{ "maxoff",	(long *)&db_maxoff, FCN_NULL },
-	{ "maxwidth",	(long *)&db_max_width, FCN_NULL },
-	{ "tabstops",	(long *)&db_tab_stop_width, FCN_NULL },
-	{ "lines",	(long *)&db_max_line, FCN_NULL },
-	{ "log",	(long *)&db_log, FCN_NULL }
+	{ "radix",	(long *)&db_radix, db_var_rw_int },
+	{ "maxoff",	(long *)&db_maxoff, db_var_rw_int },
+	{ "maxwidth",	(long *)&db_max_width, db_var_rw_int },
+	{ "tabstops",	(long *)&db_tab_stop_width, db_var_rw_int },
+	{ "lines",	(long *)&db_max_line, db_var_rw_int },
+	{ "log",	(long *)&db_log, db_var_rw_int }
 };
 struct db_variable *db_evars = db_vars + sizeof(db_vars)/sizeof(db_vars[0]);
 
@@ -159,3 +159,15 @@ db_set_cmd(db_expr_t addr, int have_addr, db_expr_t count, char *modif)
 
 	db_write_variable(vp, &value);
 }
+
+int
+db_var_rw_int(struct db_variable *var, db_expr_t *expr, int mode)
+{
+
+	if (mode == DB_VAR_SET)
+		*var->valuep = *(int *)expr;
+	else
+		*expr = *(int *)var->valuep;
+	return (0);
+}
+
diff --git a/sys/ddb/db_variables.h b/sys/ddb/db_variables.h
index 3c5450d0dd2..92426c3da0b 100644
--- a/sys/ddb/db_variables.h
+++ b/sys/ddb/db_variables.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: db_variables.h,v 1.6 2002/03/14 01:26:51 millert Exp $	*/
+/*	$OpenBSD: db_variables.h,v 1.7 2006/07/06 19:05:58 miod Exp $	*/
 /*	$NetBSD: db_variables.h,v 1.5 1996/02/05 01:57:21 christos Exp $	*/
 
 /* 
@@ -51,11 +51,12 @@ extern struct db_variable	*db_evars;
 extern struct db_variable	db_regs[];	/* machine registers */
 extern struct db_variable	*db_eregs;
 
-int db_find_variable(struct db_variable **);
-int db_get_variable(db_expr_t *);
-int db_set_variable(db_expr_t);
-void db_read_variable(struct db_variable *, db_expr_t *);
-void db_write_variable(struct db_variable *, db_expr_t *);
-void db_set_cmd(db_expr_t, int, db_expr_t, char *);
+int	db_find_variable(struct db_variable **);
+int	db_get_variable(db_expr_t *);
+int	db_set_variable(db_expr_t);
+void	db_read_variable(struct db_variable *, db_expr_t *);
+void	db_write_variable(struct db_variable *, db_expr_t *);
+void	db_set_cmd(db_expr_t, int, db_expr_t, char *);
+int	db_var_rw_int(struct db_variable *, db_expr_t *, int);
 
 #endif	/* _DB_VARIABLES_H_ */
-- 
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