From 845db4c37263c473bde38b23349a33202d92d066 Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@gmx.de>
Date: Sat, 26 May 2012 21:50:10 +0200
Subject: fix more enviroment pollution

---
 rc/bin/sysupdate | 28 ++++++++++------------------
 1 file changed, 10 insertions(+), 18 deletions(-)

(limited to 'rc/bin/sysupdate')

diff --git a/rc/bin/sysupdate b/rc/bin/sysupdate
index 7f95f7c10..9bb4b9193 100755
--- a/rc/bin/sysupdate
+++ b/rc/bin/sysupdate
@@ -1,24 +1,16 @@
 #!/bin/rc
-
-rfork n
-cd /
-
-incoming=1
-
-switch($1){
-case -h
-	echo usage: sysupdate [-i] >[1=2]
-	exit usage
-case -i
-	incoming=0
-}
-
 rfork n
 cd /
 if(! test -d .hg)
 	bind -ac /dist/plan9front /
-
-if(~ $incoming 1)
-	hg incoming
+while(! ~ $#* 0){
+	switch($1){
+	case -i
+		hg incoming
+	case *
+		echo usage: sysupdate [-i] >[1=2]
+		exit usage
+	}
+	shift
+}
 hg -v pull -u
-
-- 
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