Re: [gentoo-user] Re: q-reinitialize script in portage-utils-0.10

[Mick]

On Wednesday 06 Jun 2012 20:54:58 Nikos Chantziaras wrote:
> On 06/06/12 22:45, Mick wrote:
> > On Wednesday 06 Jun 2012 20:30:19 Nikos Chantziaras wrote:
> >> On 06/06/12 21:30, Mick wrote:
> >>> Latest stable portage told me this:
> >>>    * Messages for package app-portage/portage-utils-0.10:
> >>>
> >>>    * /etc/portage/postsync.d/q-reinitialize has been installed for
> >>>    convenience * If you wish for it to be automatically run at the end
> >>>    of every --sync: *    # chmod +x
> >>>    /etc/portage/postsync.d/q-reinitialize * Normally this should only
> >>>    take a few seconds to run but file systems * such as ext3 can take
> >>>    a lot longer.  To disable, simply do: *    # chmod -x
> >>>    /etc/portage/postsync.d/q-reinitialize
> >>>
> >>> but it did not tell me *why* and I don't understand what "Reinitialize
> >>> ebuild cache" mean.
> >>>
> >>> In case this makes any odds, I am using eix.  Do I need the above
> >>> script?
> >>
> >> The q tool has it's own database. q-reinitialize updates it. It takes
> >> 0.1 seconds to complete, so you can just activate it and forget about
> >> it. You can also execute it manually to see how fast it is.
> >
> > Thanks Nikos, is this a database to be used by the q tools, or for some
> > other purpose?
>
> It's used only by q.
>
> > I am trying to understand if I will be duplicating what eix does.
>
> It's not the same as eix.  It's a bit similar to equery, except it's
> blindingly fast.  Compare for example the speed of:
>
>    equery belong /bin/bash
>
> vs:
>
>    qfile /bin/bash
>
> q is orders of magnitude faster.  I have both though, since some things
> can be done with the one but not with the other.

Got it.  Thank you!  :)
-- 
Regards,
Mick