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Date: Wed, 22 Sep 2010 08:42:04 -0500
From: Anthony Liguori <anthony@codemonkey.ws>
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To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Blue Swirl <blauwirbel@gmail.com>, qemu-devel <qemu-devel@nongnu.org>

On 09/22/2010 08:40 AM, Paolo Bonzini wrote:
> On 09/21/2010 08:32 PM, Blue Swirl wrote:
>> Sort of, gnulib needs some configuration before use. I made some hacks
>> to avoid that and also suppressed warnings by overriding QEMU_CFLAGS,
>> but it's getting ugly.
>>
>> Actually, there's no 'configure' in gnulib HEAD even though
>> docs/INSTALL mentions that. Strange.
>
> gnulib's docs/INSTALL is a template for packages using autotools, it's 
> not for gnulib itself.
>
>> Is it possible to apply local patches to a submodule tree?
>
> It is not needed; to explain this, you need to go one step back.
>
> gnulib's submodule is never built directly.  It only lives in the 
> build tree so that it can be consulted by gnulib-tool, but it doesn't 
> even make it to the release tarballs.  Instead, gnulib-tool should be 
> invoked after checking out superproject.git, and copies selected 
> gnulib files into superproject's checkout (these files are .gitignore'd).
>
> Now, gnulib-tool also take care of applying patches to the files it 
> copies, so the correct question is "is it possible to apply local 
> patches to gnulib files" and the answer is "yes".
>
> That said, as much as I am a fan of autotools, I think using gnulib 
> within qemu would be a big mess.

If someone was willing to put in the effort, I'd be very supportive of 
moving QEMU to autotools.

Regards,

Anthony Liguori

> Paolo