[Nix-dev] xsane backend snapshots

[Evgeny Egorochkin]

On Четверг 06 декабря 2012 11:06:08 Peter Simons wrote:
> Hi Evgeny,
> 
>  >> By the way, does anyone know the purpose of the SANE module in
>  >> NixOS? I guess it's supposed to make some udev rules available to
>  >> the system, but that does that actually work? I noticed, for
>  >> example, that the udev rules refer to a group name which won't even
>  >> exist on NixOS.
>  > 
>  > Now it exists :) Users should be in scanner group to access scanners.
> 
> I have disabled the SANE module on my NixOS host entirely, and my
> scanner (Canon LIDE) works just fine without it. So I wonder what this
> module is needed for? Are there any scanners that actually require those
> udev definitions?

When you plugin a new usb device, is it available to all upriveleged users? If 
so, you don't need any udev rules. Last time I checked those rules actually 
made sure users in "scanner" group could access the device.

-- 
Evgeny