From 452ef85199ea5dc2a9b2d6af9caba6b2133683fb Mon Sep 17 00:00:00 2001
From: Philip Guenther <guenther@cvs.openbsd.org>
Date: Sun, 14 Aug 2016 19:45:25 +0000
Subject: Don't call sysconf() in a loop conditional when the loop won't affect
 it

ok natano@ tedu@
---
 bin/csh/misc.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'bin')

diff --git a/bin/csh/misc.c b/bin/csh/misc.c
index 3a3ab323090..d62b23db6e6 100644
--- a/bin/csh/misc.c
+++ b/bin/csh/misc.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: misc.c,v 1.18 2015/12/26 13:48:38 mestre Exp $	*/
+/*	$OpenBSD: misc.c,v 1.19 2016/08/14 19:45:24 guenther Exp $	*/
 /*	$NetBSD: misc.c,v 1.6 1995/03/21 09:03:09 cgd Exp $	*/
 
 /*-
@@ -170,8 +170,9 @@ void
 closem(void)
 {
     int f;
+    int max = sysconf(_SC_OPEN_MAX);
 
-    for (f = 0; f < sysconf(_SC_OPEN_MAX); f++)
+    for (f = 0; f < max; f++)
 	if (f != SHIN && f != SHOUT && f != SHERR && f != OLDSTD &&
 	    f != FSHTTY)
 	    (void) close(f);
-- 
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