uci: implement a uci_toogle_state() wrapper in the shell api which calls uci_revert_state() before uci_set_state()

SVN-Revision: 27614

package/uci/files/lib/config/uci.sh

@@ -71,6 +71,11 @@ uci_set_state() {
 	/sbin/uci ${UCI_CONFIG_DIR:+-c $UCI_CONFIG_DIR} -P /var/state set "$PACKAGE.$CONFIG${OPTION:+.$OPTION}=$VALUE"
 }
 
+uci_toggle_state() {
+	uci_revert_state "$1" "$2" "$3"
+	uci_set_state "$1" "$2" "$3" "$4"
+}
+
 uci_set() {
 	local PACKAGE="$1"
 	local CONFIG="$2"