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33 lines
672 B
Bash
Executable file
33 lines
672 B
Bash
Executable file
#!/bin/bash
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PANEL_FIFO="$1"
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PREFIX="$2"
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DELAY="$3"
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readarray -td";" ICONS <<< "$4"; declare -p ICONS >/dev/null
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BATTERY_NAME="${5-BAT0}"
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exec 5>"$PANEL_FIFO"
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main() {
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local capacity="$(cat /sys/class/power_supply/$BATTERY_NAME/capacity)"
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local icon=""
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if [ "$capacity" -lt 20 ]; then
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icon="${ICONS[0]}"
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elif [ "$capacity" -lt 40 ]; then
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icon="${ICONS[1]}"
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elif [ "$capacity" -lt 60 ]; then
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icon="${ICONS[2]}"
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elif [ "$capacity" -lt 80 ]; then
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icon="${ICONS[3]}"
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else
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icon="${ICONS[4]}"
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fi
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REPLY="$icon $capacity%"
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}
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while :; do
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main
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echo "$PREFIX $REPLY" >&5
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sleep "$DELAY"
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done
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