From d310ad95fe6a0db91654b092b40c1c5490b3a82c Mon Sep 17 00:00:00 2001
From: deraadt <deraadt@openbsd.org>
Date: Sat, 10 Oct 2015 14:23:46 +0000
Subject: [PATCH] fairly obvious pledges. ok doug

---
 usr.bin/unexpand/unexpand.c | 6 +++++-
 usr.bin/yacc/main.c         | 5 ++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/usr.bin/unexpand/unexpand.c b/usr.bin/unexpand/unexpand.c
index 89e4f23f3fa..e61e61d1211 100644
--- a/usr.bin/unexpand/unexpand.c
+++ b/usr.bin/unexpand/unexpand.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: unexpand.c,v 1.10 2009/10/27 23:59:46 deraadt Exp $	*/
+/*	$OpenBSD: unexpand.c,v 1.11 2015/10/10 14:23:46 deraadt Exp $	*/
 /*	$NetBSD: unexpand.c,v 1.5 1994/12/24 17:08:05 cgd Exp $	*/
 
 /*-
@@ -36,6 +36,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 char	genbuf[BUFSIZ];
 char	linebuf[BUFSIZ];
@@ -48,6 +49,9 @@ main(int argc, char *argv[])
 {
 	char *cp;
 
+	if (pledge("stdio rpath", NULL) == -1)
+		perror("pledge");
+
 	argc--, argv++;
 	if (argc > 0 && argv[0][0] == '-') {
 		if (strcmp(argv[0], "-a") != 0) {
diff --git a/usr.bin/yacc/main.c b/usr.bin/yacc/main.c
index 354a269b548..29df0cfd886 100644
--- a/usr.bin/yacc/main.c
+++ b/usr.bin/yacc/main.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: main.c,v 1.26 2014/03/13 00:33:55 tedu Exp $	 */
+/* $OpenBSD: main.c,v 1.27 2015/10/10 14:23:47 deraadt Exp $	 */
 /* $NetBSD: main.c,v 1.5 1996/03/19 03:21:38 jtc Exp $	 */
 
 /*
@@ -347,6 +347,9 @@ open_files(void)
 int
 main(int argc, char *argv[])
 {
+	if (pledge("stdio rpath wpath cpath", NULL) == -1)
+		fatal("pledge: invalid arguments");
+
 	set_signals();
 	getargs(argc, argv);
 	open_files();
-- 
2.20.1