Re: [gentoo-user] preserved-rebuild will not run at all

Alan McKinnon <alan.mckinnon@×××××.com> wrote:

> Apparently, though unproven, at 22:35 on Sunday 12 December 2010,
> covici@××××××××××.com did opine thusly:
>
> > Mark Knecht <markknecht@×××××.com> wrote:
> > > On Sun, Dec 12, 2010 at 10:48 AM,  <covici@××××××××××.com> wrote:
> > > > I have a fair number of preserved-libs, but it will not run at all and
> > > > gives the rather strange message:
> > > > Calculating dependencies... done!
> > > >
> > > > emerge: there are no ebuilds to satisfy "dev-tex/mplib:0".
> > > > (dependency required by "@preserved-rebuild")
> > > >
> > > > Now I have no such package and an eix seems to indicate that there is
> > > > no such, so how do I get this rebuild going again?
> > > >
> > > > Thanks in advance for all your help.
> > > >
> > > > --
> > > > Your life is like a penny.  You're going to lose it.  The question is:
> > > > How do
> > > > you spend it?
> > > >
> > > >         John Covici
> > > >         covici@××××××××××.com
> > >
> > > Probably searching for packages that depend on mplib, (equery) then
> > > emerge -C them (it's what I'd probably do - depends...) then re-emerge
> > > them if you still use them? Note that I'd go back to finding what
> > > members of the world file need all this stuff and emerge that with
> > > -DuN, maybe even doing a -depclean after the emerge -C. It's all a
> > > guess though.
> > >
> > > Seems like this sort of thing happens when a package gets dumped in an
> > > upgrade but somehow the ebuilds or package manager don't get updated
> > > or just don't work perfectly.
> > >
> > > Again, all a guess but I can usually figure it out looking at equery
> > > output, etc.
> >
> > Well, there was a package, but no ebuild, so I deleted the package and
> > its going, but someone broke something.  I wish you could not delete an
> > ebuild if you have the package, or it would put it somewhere to prevent
> > this kind of thing.
>
> That will make portage store gigantic numbers of old and since upgraded
> versions just in case maybe you might need it perhaps. Sounds like a lot of
> pain for no gain. Sounds like exactly the kind of thing any decent dev will
> reject.
>
> Besides, you can always get the old ebuild back from the Attic, or you could
> copy it somewhere safe from /var/db/pkg/ before you delete it.
>
> Mark has the correct solution. mplib is not needed and was deleted. However,
> it's in preserved-rebuild as being used by something. In all likelyhood that
> something uses mplib purely optionally and you should just rebuild that
> something. You provided no output so no-one here knows how to fix your
> problem.
There was no output, but what I sent and the only thing depended on
mplib was the package with no ebuild, so I guess its fixed.  But
something seems wrong here that you should have a package and the ebuild
would go away like that.  I am not sure of the best solution.

-- 
Your life is like a penny.  You're going to lose it.  The question is:
How do
you spend it?

         John Covici
         covici@××××××××××.com