[CentOS] CUPS Problem

Wed Oct 18 20:53:57 UTC 2006
Will McDonald <wmcdonald at gmail.com>

On 18/10/06, Aleksandar Milivojevic <alex at milivojevic.org> wrote:
> Quoting Nigel Kendrick <support-lists at petdoctors.co.uk>:
>
> >> When setting up a raw queue on the CentOS box, it might be necessary to
> > edit couple of files in /etc/cups.
> >>
> >> mime.convs - uncomment this line:
> >>
> >> #application/octet-stream       application/vnd.cups-raw        0
> >>
> >> mime.types - uncomment this line:
> >>
> >> #application/octet-stream
> >
> >
> > I was going to suggest this as it seems to always fix printing problems with
> > me. Just a few additional notes:
> >
> > 1) After editing file: service cups restart
> >
> > 2) If you do a yum update and there's any update done to cups, a default
> > instance of the above file is put back in place and you have to re-edit the
> > file.
>
> I think I once managed to make the change permanent.  But can't
> remember anymore what exactly I did.  It was long long time ago.
> Something like checking I want the queue to be raw somewhere in
> system-config-printer.  I think.  Can't find it anymore.

You could always make the required changes and "chattr +i" the relevant config?

Though I don't know what an RPM upgrade would do in that case where it
would *normally* overwrite, would it create an .rpmnew? Might be worth
testing.

Will.