+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" $chan -s $sess_name -l >$OUTPUT_DEST
+ ok $? "Enable LOG4J event $event_name for session $sess_name"
+}
+
+function enable_log4j_lttng_event_loglevel()
+{
+ local sess_name=$1
+ local event_name="$2"
+ local loglevel=$3
+ local channel_name=$4
+
+ if [ -z $channel_name ]; then
+ # default channel if none specified
+ chan=""
+ else
+ chan="-c $channel_name"
+ fi
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event --loglevel $loglevel "$event_name" $chan -s $sess_name -l >$OUTPUT_DEST
+ ok $? "Enable LOG4J event $event_name for session $sess_name with loglevel $loglevel"
+}
+
+function enable_ust_lttng_event_filter()
+{
+ local sess_name="$1"
+ local event_name="$2"
+ local filter="$3"
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" -s $sess_name -u --filter "$filter" >$OUTPUT_DEST