Re: Update Manager absurdity?- (FOLLOW-UP)
On Fri, 16 Feb 2007 10:44:09 -0500
hendrik@topoi.pooq.com wrote:
> On Fri, Feb 16, 2007 at 10:06:56AM -0500, Celejar wrote:
> > On Fri, 16 Feb 2007 09:34:14 -0500
> > hendrik@topoi.pooq.com wrote:
> >
> > [snip]
> >
> > > > Speaking of learning, you shouldn't be running 'du' and 'dpkg -l' with
> > > > sudo; they'll run just fine as a normal user.
> > >
> > > Won't they have a hard time with directories and files that are not
> > > readable by the normal user?
> >
> > No. dpkg just queries /var/lib/dpkg/status, which is world readable,
> > and 'du' works perfectly well on non-readable files:
> >
> > ~$ cat /etc/shadow
> > cat: /etc/shadow: Permission denied
> > ~$ du /etc/shadow
> > 1 /etc/shadow
>
> And does du also work with nonreadable directories?
>
> -- hendrik
You were right and I was wrong about directories (I've ceratinly seen
those 'permission denied' du messages). But since your message
mentioned files in addition to directories, I carelessly fired off my
response :).
Celejar
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