16 lines
438 B
Bash
16 lines
438 B
Bash
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#!/bin/bash
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case "$1" in
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increase)
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CURRENT=`cat /sys/class/backlight/intel_backlight/brightness`
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((FOO=CURRENT+500))
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exec echo $FOO | tee /sys/class/backlight/intel_backlight/brightness
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;;
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decrease)
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CURRENT=`cat /sys/class/backlight/intel_backlight/brightness`
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((FOO=CURRENT-500))
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exec echo $FOO | tee /sys/class/backlight/intel_backlight/brightness
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;;
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esac
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exit 0
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