PID1=$!
echo -e "listen movement\n" | usocket /var/run/powersensordaemon/cmd.sock -n >> /tmp/movement.tmp &
PID2=$!
-trap "kill $PID1 $PID2" 0
+trap "kill $PID1 $PID2" 0 INT QUIT
while sleep 30; do
- L=$(wc -l /tmp/movement.tmp | cut -d' ' -f1)
+ L=$(wc -l /tmp/movement.tmp | sed 's/[^0-9]*//g')
echo -n > /tmp/movement.tmp
rrdtool update /home/sensormovement.rrd -t movement N:$L
done