[sane-devel] using parallel port scanner as ordinary user in
recent version of Fedora
m. allan noah
anoah at pfeiffer.edu
Tue Jul 11 19:24:19 UTC 2006
so add your father's account to group lp?
On Tue, 11 Jul 2006, Andre Robatino wrote:
> m. allan noah wrote:
>> this is just a permissions problem? can you get the udev subsystem to set
>> the mode of the parport file to something more permissive?
> It's definitely a permissions problem. The permissions on /dev/parport0
> crw-rw---- 1 root lp 99, 0 Jul 11 13:19 /dev/parport0
> Prior to udev we simply changed the permissions to 666 and that worked. On
> my Fedora box, I tried editing /etc/udev/rules.d/50-udev.rules by changing
> the permissions in the line
> KERNEL=="parport*", GROUP="lp", MODE="0660"
> to 666. This didn't work - after rebooting, the permissions are still 660.
> I read something somewhere about this having something to do with pam
> security which I don't know anything about. It seems that figuring out how
> to change the permissions to 666 will be at least as difficult as finding out
> how to do this the "right" way.
"so don't tell us it can't be done, putting down what you don't know.
money isn't our god, integrity will free our souls" - Max Cavalera
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