Permissions, F-16 -
Bob Goodwin
bobgoodwin at wildblue.net
Tue Feb 28 18:37:05 UTC 2012
On 28/02/12 10:24, Tony Placilla wrote:
>
> -----Original Message-----
> From: users-bounces at lists.fedoraproject.org [mailto:users-bounces at lists.fedoraproject.org] On Behalf Of Bob Goodwin
> Sent: Tuesday, February 28, 2012 10:12 AM
> To: Fedora List
> Subject: Permissions, F-16 -
>
>
> Would someone explain the meaning of the permissions in the last
> line below, especially the "+" ?
>
> [root at box6 bobg]# ll /dev/bus/usb/001
> total 0
> crw-rw-r--. 1 root root 189, 0 Feb 28 03:08 001
> crw-rw-r--+ 1 root root 189, 2 Feb 28 03:08 003
>
> I understand read, write, and execute, and generally set them
> with the values of 4, 2, and 1, but the --. and the --+ don't
> seem to be covered in anything I've "googled." "d" for
> directory, but "c" ?
>
> Thanks,
>
> Bob
>
>
> The c means it's a character special device (or file. ) Possibly a scanner connected via USB?
> The + means there are ACL's in affect for it
>
> --
> Tony Placilla<aplacilla at jhu.edu>
Thanks for the information.
With that and Google I can at least work around my scanner user
problem.
[root at box6 bobg]# setfacl -m u:bobg:rw- /dev/bus/usb/001/003
I know that will change on reboot, etc. But it's a start.
Bob
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