On Wed, 25 Feb 2009 07:34:41 +0100
Tiziano Müller <dev-zero@g.o> wrote:
> Well, you could theoretical consider everything in the cache valid
> within the current scope, find the eapi within the cache or the ebuild
> and then reconsider things.

You can't even do that, because new EAPIs might change how cache
entries are validated. An ID might have been moved to a new EAPI using
some new EAPI thing (such as changing how inherit works) that doesn't
end up altering mtimes in a way that can be caught.

> Would it be possible to change the cache-format with with G55?
> Meaning: Have the current cache-format for the current *.ebuild and
> another for *.ebuild-N (where I mean by cache-format the contents of
> the cache-files)?

If you have GLEP 55 you don't need it.

-- 
Ciaran McCreesh