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26 lines
462 B
Plaintext
26 lines
462 B
Plaintext
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#!/bin/sh
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set -eu
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FULL_THRESHOLD=90
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for battery in /sys/class/power_supply/BAT*; do
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if [ ! -f "$battery/capacity" ] || [ ! -f "$battery/status" ]; then
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continue
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fi
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read -r capacity <"$battery/capacity"
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read -r status <"$battery/status"
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if [ "$status" = "Charging" ] || ([ "$capacity" -ge "$FULL_THRESHOLD" ] && [ "$status" = "Not charging" ]); then
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prefix="AC"
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else
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prefix="BAT"
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fi
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printf '%s %s%%' "$prefix" "$capacity"
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exit 0
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done
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exit 1
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