From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark H Weaver <mhw@netris.org>
Subject: Re: libffi cannot be installed in user profile in core-updates
Date: Mon, 24 Mar 2014 09:15:03 -0400
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References: <87ior4ku41.fsf@yeeloong.lan> <53300074.6070904@totakura.in>
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In-Reply-To: <53300074.6070904@totakura.in> (Sree Harsha Totakura's message of
	"Mon, 24 Mar 2014 10:52:52 +0100")
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To: sreeharsha@totakura.in
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Sree Harsha Totakura <sreeharsha@totakura.in> writes:

> On 03/24/2014 07:07 AM, Mark H Weaver wrote:
>> This problem was introduced in d43547f12d4eae19845f3bf13a53a050af965063
>> "gnu: libffi: Leave a copy of headers where libffi.pc expects them."
>
> What we need to do here is to symlink the header files instead of the include
> directory.  This was suggested earlier here:
> http://lists.gnu.org/archive/html/guix-devel/2014-01/msg00213.html
>
> Ludo, please revert d43547f12d4eae19845f3bf13a53a050af965063.

Another option is to improve union.scm so that symlinks to directories
within the store are treated the same as directories.  IMO this is a
better approach.  I intend to rewrite union.scm quite soon anyway, along
the lines described in the "Optimizing union.scm" thread, unless there
are objections or better ideas.

      Mark