ntpclient: fix the script on avr32, remove useless loop

and replace it with a '0' count value.
don't ignore config file count setting


git-svn-id: svn://svn.openwrt.org/openwrt/packages@10923 3c298f89-4303-0410-b956-a3cf2f4a3e73

net/ntpclient/files/ntpclient.init

@@ -8,23 +8,15 @@ config_cb() {
 	local cfgtype
 	config_get cfgtype "$cfg" TYPE
 
-	case "$cfgtype" in
-		ntpclient)
-			config_get hostname     $cfg hostname
-			config_get port         $cfg port
+	if [ "$cfgtype" = ntpclient ]
+	then
+		config_get hostname	$cfg hostname
+		config_get port		$cfg port
+		config_get count	$cfg count
 
-			# prepare for continuos operation
-			count=0	# unlimited
-			ps | grep 'bin/[n]tpclient' >&- || {
-				while true; do
-					ping -c 1 $hostname 2>&- >&- && {
-					/usr/sbin/ntpclient -c ${count:-1} -l -h $hostname -p ${port:-123} 2>&- >&- &
-					} && return
-					sleep 3
-				done
-			}
-		;;
-	esac
+		ps | grep -q 'bin/[n]tpclient' || \
+			/usr/sbin/ntpclient -s -c ${count:-1} -l -h $hostname -p ${port:-123} 2>&- >&- &
+	fi
 }
 
 start() {