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From: Ciaran McCreesh <ciaran.mccreesh@blueyonder.co.uk>
To: gentoo-dev@lists.gentoo.org
Subject: Re: [gentoo-dev] Re: VDB access
Date: Wed, 6 Feb 2008 17:09:59 +0000	[thread overview]
Message-ID: <20080206170959.40665800@snowcone> (raw)
In-Reply-To: <47A95708.6070402@gentoo.org>

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On Wed, 06 Feb 2008 08:43:20 +0200
Petteri Räty <betelgeuse@gentoo.org> wrote:
> Ciaran McCreesh kirjoitti:
> > Incidentally, if anyone is still thinking that built_with_use is
> > fine... It doesn't handle IUSE defaults, which means package
> > managers have to store a hacked version of IUSE in VDB for EAPI 1.
> > This isn't documented anywhere and is highly unobvious.
> 
> I don't understand this. IUSE defaults affect whether a use flag is
> on or off when installing the ebuild. Why would it need to be stored
> in the VDB? There should only be a need of the value of $USE. Please
> elaborate.

VDB stores exact copies of ebuild metadata variables, except for IUSE.
IUSE is the only one that gets modified by the package manager.

-- 
Ciaran McCreesh

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  reply	other threads:[~2008-02-06 17:10 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-05  1:05 [gentoo-dev] VDB access Ciaran McCreesh
2008-02-05  7:43 ` [gentoo-dev] " Christian Faulhammer
2008-02-05 19:02   ` Ciaran McCreesh
2008-02-06  6:43     ` Petteri Räty
2008-02-06 17:09       ` Ciaran McCreesh [this message]
2008-02-05 21:21 ` [gentoo-dev] " Zac Medico
2008-02-06  6:30   ` Vlastimil Babka
2008-02-06  7:49     ` Zac Medico
2008-02-06 13:24     ` Michael Haubenwallner
2008-02-06 18:16       ` Ciaran McCreesh
2008-02-06 17:14   ` Ciaran McCreesh
2008-02-07  7:41     ` Zac Medico
2008-02-08  9:54       ` Ciaran McCreesh
2008-04-10  8:07 ` Rémi Cardona

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