openconnect: openconnect-wrapper would trap signals and send the correct one to server

Signed-off-by: Nikos Mavrogiannopoulos <nmav@gnutls.org>

net/openconnect/files/openconnect-wrapper

@@ -11,4 +11,21 @@ test -z "$1" && exit 1
 pwfile=$1
 shift
 
-cat $pwfile|/usr/sbin/openconnect $*
+pidfile=/var/run/ocwrap-$$.pid
+
+cleanup()
+{
+	if ! test -z "$pid";then
+		kill $pid
+		wait $pid
+	fi
+	exit 0
+}
+
+trap cleanup 1 2 3 6 15
+
+rm -f "$pidfile"
+/usr/sbin/openconnect $* <$pwfile &
+pid=$!
+
+wait $pid