9 lines
219 B
Bash
Executable File
9 lines
219 B
Bash
Executable File
#!/bin/sh
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bl_dev=/sys/class/backlight/intel_backlight
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step=1900
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case $1 in
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-) echo $(($(< $bl_dev/brightness) - $step)) >$bl_dev/brightness;;
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+) echo $(($(< $bl_dev/brightness) + $step)) >$bl_dev/brightness;;
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esac
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