Re: [gentoo-dev] libgphoto2-2.4.10 news item

[Pacho Ramos <pacho@gentoo.org>]

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El dom, 13-02-2011 a las 20:17 +0000, Ciaran McCreesh escribió:
> On Sun, 13 Feb 2011 21:00:31 +0100
> Pacho Ramos <pacho@gentoo.org> wrote:
> > If rest of gnome team agrees, I think we could go with, but I still
> > fail to see what is the "technical" problem on allowing CAMERAS="*"
> > to be used :-|
> 
> 'cameras_*' isn't a valid use flag name, so the package mangler can't
> just pass the * through to the ebuild, which means it has to expand the
> value itself. But there's no complete list of every CAMERA value
> anywhere, so it can't.
> 
> There were plans to fix this in EAPI 4 by requiring that IUSE be
> accurate. That would have allowed the package mangler to use IUSE to
> get a complete list of known CAMERAS and be able to expand * that way.
> Unfortunately, that feature got dropped, and so in EAPI 4 you're still
> allowed to make use of USE_EXPAND variables without making sure IUSE is
> complete.
> 

Do you know if there are any plans on implementing it on a future EAPI?
I think being able to simply enable all of them with "*" would be
interesting (at least in the future)

Thanks for the information

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