On Fri, 16 Apr 2010 22:30:46 -0500 Steev Klimaszewski <st...@gentoo.org> wrote: > On Fri, Apr 16, 2010 at 3:28 PM, Ciaran McCreesh > <ciaran.mccre...@googlemail.com> wrote: > > On Fri, 16 Apr 2010 16:23:48 -0400 > > James Cloos <cl...@jhcloos.com> wrote: > >> OK. Let me rephrase. Portage does not need to validate local > >> changes. > > > > Sure it does. If it doesn't, and your local changes affect metadata, > > horrible things happen. > > Why not check the mtime on the overlay, if it is older than last sync > time, not invalid.
Because it can still be invalid if you do that. If you're using a repo with pregenerated cache with an eclass from a different repo than the one used do the pregenerating, the pregenerated cache is always invalid. > >> If a user uses a local eclass to override one in portage or in some > >> remote overlay s/he follows, it is his/er responsibility to update > >> it when the original undergoes major renovation. > > > > Users aren't responsible... > > And doing everything we can to make them not be isn't going to teach > them anything. Which is why you design a system that just gets things right, rather than one that relies upon users getting things right. -- Ciaran McCreesh
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