From 8d62ee40dc28d335867f292dd8aab66f53e20b5b Mon Sep 17 00:00:00 2001
From: dhartmei <dhartmei@openbsd.org>
Date: Sat, 14 Sep 2002 22:03:14 +0000
Subject: Move __cleanup into mprotect'ed page to prevent unintentional
 modifications similar to the atexit handlers. Idea and help deraadt@, ok
 deraadt@

---
 lib/libc/stdio/setvbuf.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'lib/libc/stdio/setvbuf.c')

diff --git a/lib/libc/stdio/setvbuf.c b/lib/libc/stdio/setvbuf.c
index 65501fce9d9..0c6fd8d1623 100644
--- a/lib/libc/stdio/setvbuf.c
+++ b/lib/libc/stdio/setvbuf.c
@@ -35,7 +35,7 @@
  */
 
 #if defined(LIBC_SCCS) && !defined(lint)
-static char rcsid[] = "$OpenBSD: setvbuf.c,v 1.3 2001/07/09 06:57:44 deraadt Exp $";
+static char rcsid[] = "$OpenBSD: setvbuf.c,v 1.4 2002/09/14 22:03:14 dhartmei Exp $";
 #endif /* LIBC_SCCS and not lint */
 
 #include <stdio.h>
@@ -155,7 +155,7 @@ nbf:
 		/* begin/continue reading, or stay in intermediate state */
 		fp->_w = 0;
 	}
-	__cleanup = _cleanup;
+	__atexit_register_cleanup(_cleanup);
 
 	return (ret);
 }
-- 
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