tame "stdio rpath" initially; if we find out the only file operated on

is stdin, then we can drop directly to tame "stdio"
ok doug

1 files changed, 8 insertions, 2 deletions

diff --git a/usr.bin/vis/vis.c b/usr.bin/vis/vis.c
index fe40eed012d..869660d3898 100644
--- a/usr.bin/vis/vis.c
+++ b/usr.bin/vis/vis.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: vis.c,v 1.17 2015/04/18 18:28:38 deraadt Exp $	*/
+/*	$OpenBSD: vis.c,v 1.18 2015/10/05 06:59:18 deraadt Exp $	*/
 /*	$NetBSD: vis.c,v 1.4 1994/12/20 16:13:03 jtc Exp $	*/
 
 /*-
@@ -55,6 +55,9 @@ main(int argc, char *argv[])
 	FILE *fp;
 	int ch;
 
+	if (tame("stdio rpath", NULL) == -1)
+		err(1, "tame");
+
 	while ((ch = getopt(argc, argv, "anwctsobfF:ld")) != -1)
 		switch(ch) {
 		case 'a':
@@ -114,8 +117,11 @@ main(int argc, char *argv[])
 				warn("%s", *argv);
 			argv++;
 		}
-	else
+	else {
+		if (tame("stdio", NULL) == -1)
+			err(1, "tame");
 		process(stdin);
+	}
 	exit(0);
 }