Re: [gentoo-user] Precedence order of overlays

[Alan McKinnon <alan@linuxholdings.co.za>]

On Friday 02 February 2007, Bo Ørsted Andresen wrote:
> > I have several packages that I maintain my own ebuilds for, as it's
> > CVS sources. I keep these in /usr/local/portage. As it happens
> > ebuilds for these same packages are also in layman, and I have the
> > relevant overlay enabled.
> >
> > So far it would appear that my local overlay is taking precedence
> > over layman. I've read the layman docs and there is an option for
> > precedence, but it seems to apply to layman only, and that's not
> > what I want. The portage docs seems to be sparse on this matter of
> > overlays.
> >
> > I want to guarantee that foo-9999.ebuild in /usr/local/portage will
> > be emerged in preference to an identically named and versioned
> > ebuild in layman. How do I do that?
>
> If several overlays contain the same version of an ebuild portage
> will only see the one from the overlay that is listed last in
> PORTDIR_OVERLAY. This is why /usr/portage/local/layman/make.conf
> prepends layman overlays to PORTDIR_OVERLAY rather than appending
> them.

Excellent, this is exactly what I needed to know. Thanks.

> > If I can't guarantee this, I'd also be happy bumping my ebuilds to
> > foo-99999.ebuild, but I'd rather do it with a config option if
> > possible.
>
> Do note that portage will consider e.g. foo-20050101.ebuild a higher
> version than foo-9999.ebuild.

Why is that? Because 20050101 is a bigger number than 9999? If so, it's 
not a problem, as the ebuilds don't use version numbers formatted that 
way

alan


-- 
Optimists say the glass is half full,
Pessimists say the glass is half empty,
Developers say wtf is the glass twice as big as it needs to be?

Alan McKinnon
alan at linuxholdings dot co dot za
+27 82, double three seven, one nine three five

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