Re: [gentoo-science] blas selection in lapack-reference

[Reinis Danne]

On Tue, Jan 21, 2014 at 07:47:48PM -0600, Steven Trogdon wrote:
> On Wed, 22 Jan 2014 13:52:57 +1300
> François Bissey <fbissey@××××××××××××.nz> wrote:
>
> > We have yet another instance of someone emerging lapack-reference
> > without
> > a valid blas configuration in
> > https://bugs.gentoo.org/show_bug.cgi?id=498490
> > (not their original problem).
> > I think we should do something about this in lapack-reference and
> > possibly
> > other ebuilds.
> > In pkg_setup, we could run
> > eselect blas update
> > to make sure that a valid configuration is active
> > and display an informational message about the blas provider
> > used with the output of
> > eselect blas show
> >
> > Who thinks is a good/bad idea?
> >
> > Francois
> >
>
> For one, I'm in favor of something like this - though I probably don't have
> much say in the matter. I've been bitten by not eselecting {blas, cblas,
> lapack} after an upgrade. And I've even posted on this forum the problem.
>
> http://article.gmane.org/gmane.linux.gentoo.science/1915
> http://article.gmane.org/gmane.linux.gentoo.science/1916
>
> I resolved things, quite accidently, by re-eselecting the important
> components which were eselected before the upgrade.
>
> Steve
>

I fixed provider selection during upgrades in overlay
(yesterday). Now it should have valid provider set at any time.
With that do you still think it would need this extra eselect
update in ebuild?


Reinis