===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/mesg/mesg.c,v
retrieving revision 1.12
retrieving revision 1.13
diff -c -r1.12 -r1.13
*** src/usr.bin/mesg/mesg.c	2016/07/07 09:26:26	1.12
--- src/usr.bin/mesg/mesg.c	2018/08/03 06:57:34	1.13
***************
*** 1,4 ****
! /*	$OpenBSD: mesg.c,v 1.12 2016/07/07 09:26:26 semarie Exp $	*/
  /*	$NetBSD: mesg.c,v 1.4 1994/12/23 07:16:32 jtc Exp $	*/
  
  /*
--- 1,4 ----
! /*	$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 $	*/
  
  /*
***************
*** 52,60 ****
  	char *tty;
  	int ch;
  
- 	if (pledge("stdio rpath fattr", NULL) == -1)
- 		err(2, "pledge");
- 
  	while ((ch = getopt(argc, argv, "")) != -1)
  		switch (ch) {
  		case '?':
--- 52,57 ----
***************
*** 66,71 ****
--- 63,74 ----
  
  	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);