dwt1--dotfiles/baraction.sh

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#!/bin/bash
# baraction.sh for spectrwm status bar
## DISK
hdd() {
hdd="$(df -h | awk 'NR==4{print $3, $5}')"
echo -e "HDD: $hdd"
}
## RAM
mem() {
mem=`free | awk '/Mem/ {printf "%dM/%dM\n", $3 / 1024.0, $2 / 1024.0 }'`
echo -e "$mem"
}
## CPU
cpu() {
read cpu a b c previdle rest < /proc/stat
prevtotal=$((a+b+c+previdle))
sleep 0.5
read cpu a b c idle rest < /proc/stat
total=$((a+b+c+idle))
cpu=$((100*( (total-prevtotal) - (idle-previdle) ) / (total-prevtotal) ))
echo -e "CPU: $cpu%"
}
## VOLUME
vol() {
vol=`amixer get Master | awk -F'[][]' 'END{ print $4":"$2 }' | sed 's/on://g'`
echo -e "VOL: $vol"
}
SLEEP_SEC=3
#loops forever outputting a line every SLEEP_SEC secs
# It seems that we are limited to how many characters can be displayed via
# the baraction script output. And the the markup tags count in that limit.
# So I would love to add more functions to this script but it makes the
# echo output too long to display correctly.
while :; do
echo "+@fg=1; +@fn=1;💻+@fn=0; $(cpu) +@fg=0; | +@fg=2; +@fn=1;💾+@fn=0; $(mem) +@fg=0; | +@fg=3; +@fn=1;💿+@fn=0; $(hdd) +@fg=0; | +@fg=4; +@fn=1;🔈+@fn=0; $(vol) +@fg=0; |"
sleep $SLEEP_SEC
done