thinkpad-keyboard-brightness/thinkpad-keyboard-brightness.service
Alex A. Naanou 7b8f1db9a5 tweaks + docs...
Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
2024-04-07 00:47:39 +03:00

15 lines
432 B
Desktop File

[Unit]
Description="Turn keyboard backlight on/off based on light sensor"
[Service]
Type=exec
Environment=SENSOR=/sys/bus/iio/devices/iio:device2/in_illuminance_raw
Environment=TRIGGER=/sys/class/leds/tpacpi::kbd_backlight/brightness
Environment=THRESHOLD=1500
Environment=VALUE=1
ExecStart=bash -c "(( $(cat ${SENSOR}) < ${THRESHOLD} )) && echo ${VALUE} > ${TRIGGER} || echo 0 > ${TRIGGER}"
[Install]
WantedBy=multi-user.target