init_bar.sh

#!/bin/bash

PANEL_FIFO=/tmp/bar.fifo
PRINTER='/Users/yuppie/devel/bar/bin/printer.js'
NODE=/usr/local/bin/node

[ -e $PANEL_FIFO ] && rm "$PANEL_FIFO"
mkfifo $PANEL_FIFO

# Run bar and keep reading from fifo
#tail -n +1 -f $PANEL_FIFO | $NODE $PRINTER &
cat $PANEL_FIFO | node $PRINTER &

while :; do
    date=`date "+%d %b - %I:%M %p"`
    batt=`pmset -g batt | tail -n1 | awk '{print $2}' | sed s/\;//`
    echo "S$batt $date" > $PANEL_FIFO
    sleep 5
done