this post was submitted on 11 Apr 2021
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how make prompt PS1 Dynamic ? (battery status) (lemmy.ml)
submitted 3 years ago* (last edited 3 years ago) by rmc0@lemmy.ml to c/bash@lemmy.ml
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HI,

I don't use bar and status, only WM and some apps, so I use PS1 for see clock and battery status, clock change each time I enter a new prompt line but status battery change only with new shell

example :

PS1="$(cat /sys/class/power_supply/BAT0/capacity)% \A"

thanks

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