diff options
| -rw-r--r-- | usr.bin/mesg/mesg.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/usr.bin/mesg/mesg.c b/usr.bin/mesg/mesg.c index e7e960094e9..a2dc944ed5c 100644 --- a/usr.bin/mesg/mesg.c +++ b/usr.bin/mesg/mesg.c @@ -1,4 +1,4 @@ -/* $OpenBSD: mesg.c,v 1.12 2016/07/07 09:26:26 semarie Exp $ */ +/* $OpenBSD: mesg.c,v 1.13 2018/08/03 06:57:34 deraadt Exp $ */ /* $NetBSD: mesg.c,v 1.4 1994/12/23 07:16:32 jtc Exp $ */ /* @@ -52,9 +52,6 @@ main(int argc, char *argv[]) char *tty; int ch; - if (pledge("stdio rpath fattr", NULL) == -1) - err(2, "pledge"); - while ((ch = getopt(argc, argv, "")) != -1) switch (ch) { case '?': @@ -66,6 +63,12 @@ main(int argc, char *argv[]) if ((tty = ttyname(STDERR_FILENO)) == NULL) err(2, "ttyname"); + + if (unveil(tty, "rw") == -1) + err(1, "unveil"); + if (pledge("stdio rpath fattr", NULL) == -1) + err(1, "unveil"); + if (stat(tty, &sb) < 0) err(2, "%s", tty); |