Re: [gentoo-user] Depclean and cross-foo/gcc

[Daniel Barkalow]

On Fri, 19 Oct 2007, Zac Medico wrote:

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> Daniel Barkalow wrote:
> > I've been doing a lot of --depclean lately, and I've run into something
> > odd. "emerge --depclean cross-avr/gcc" wants to remove all 3 versions, but
> > it's in my world file. On the other hand, "emerge --depclean" doesn't want
> > to remove any of them. I initially set this up with a crossdev that's now
> > quite ancient, which may be significant, but I don't want to entirely redo
> > all my avr compilers to get them with the new crossdev.
> >
> > What I'd actually like is to have a specific version (the one that our
> > code is most heavily tested with), and the latest version (to test that).
> > Is there some way to have --depclean see a dependancy on a specific
> > version (or slot, as I've already masked other versions that would be in
> > that slot) from world or the equivalent?
>
> I think you want --prune, since --depclean behaves like a dependency
> aware version of --unmerge.

According to the man page, --prune will remove the old version that I want 
to keep. I want to have 3.4.4-r1 and (currently) 4.2.2, but I don't care 
about 4.1.2. When 4.2.3 comes out, I'll want that instead of 4.2.2.

	-Daniel
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