linux-kernel - Re: relative objtree change broke tar builds?

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Message-ID: <20140618131452.GB17790@fieldses.org>
Date:	Wed, 18 Jun 2014 09:14:52 -0400
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	Michal Marek <mmarek@...e.cz>
Cc:	linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: relative objtree change broke tar builds?

On Wed, Jun 18, 2014 at 02:33:22PM +0200, Michal Marek wrote:
> Dne 18.6.2014 14:20, J. Bruce Fields napsal(a):
> > On Wed, Jun 18, 2014 at 11:06:12AM +0200, Michal Marek wrote:
> >> Dne 18.6.2014 00:38, J. Bruce Fields napsal(a):
> >>> The changelog there says
> >>>
> >>> 	The main Makefile sets its working directory to the object tree
> >>> 	and never changes it again. Therefore, we can use '.' instead of
> >>> 	the absolute path.
> >>>
> >>> But the main Makefile also exports objtree, and a quick grep suggests
> >>> lots of other uses outside the main Makefile.
> >>
> >> Do you have examples? Besides your report, I'm only aware of make
> >> deb-pkg and make *docs. What else?
> > 
> > I haven't looked.
> > 
> > I only note that grep finds 47 files referencing that variable, and
> > absent some argument that the remaining ones are correct, I'd be
> > inclined to revert.
> 
> Do these 47 files change the working directory before referencing the
> variable?

Sorry, I'm not volunteering to check.

Note also that other variables are defined in terms of objtree, and they
may be exported or passed to other scripts.

--b.
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