You can run systemctl start acpid.service. Change start to enable if you
want to run it on boot.

Regards,
Z

On Tue, 2012-08-14 at 21:30 -0400, Michael Nawrocki wrote:
> Hey everyone,
> 
> I'm trying to get my laptop backlight keys (fn+f6/f7) to adjust the
> brightness of my toshiba laptop backlight. Previously, I had entered the
> following in my /etc/acpi/handler.sh to handle the acpi events generated
> when those keys were pressed:
> 
>     video/brightnessdown)
>       echo $(($(cat /sys/class/backlight/acpi_video0/brightness) -1)) > 
> /sys/class/backlight/acpi_video0/brightness
>       ;;
> 
>     video/brightnessup)
>       echo $(($(cat /sys/class/backlight/acpi_video0/brightness) +1)) > 
> /sys/class/backlight/acpi_video0/brightness
>       ;;
> 
> However, as I am working on migrating to systemd, acpid no longer runs
> and hence does not handle these events. How can I write a similar
> handler into systemd?
> 
> Thanks,
> 
> Mike
> 


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