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SubjectRe: Missing #include <config.h>
On Tue, Sep 13, 2005 at 07:57:30PM +0200, Geert Uytterhoeven wrote:
> On Tue, 13 Sep 2005, Christoph Hellwig wrote:
> > On Tue, Sep 13, 2005 at 03:08:26PM +0100, Russell King wrote:
> > > On Tue, Sep 13, 2005 at 02:56:23PM +0100, J?rn Engel wrote:
> > > > After spending some hours last night and this morning hunting a bug,
> > > > I've found that a different include order made a difference. Some
> > > > files don't work correctly, unless config.h is included before.
> > >
> > > I'm still of the opinion that we should add
> > >
> > > -imacros include/linux/config.h
> > >
> > > to the gcc command line and stop bothering with trying to get
> > > linux/config.h included into the right files and not in others.
> > > (which then means we can eliminate linux/config.h from all files.)
> >
> > Yes, absolutely. That would help fixing lots of mess.
>
> What about dependencies? Would it cause a recompile of everything if config.h
> is changed?

-imacros include/linux/autoconf.h doesn't leak into the dependencies so
it's fine.

> Ah, I guess not, since config.h is filtered out of the deps anyway and
> replaced by a smarter dependency on the correct CONFIG_*, right?

According to my .*.cmd files, apparantly so.

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
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