[PATCH] kconfig: store default ARCH in .config

[Paul Bolle]

On Sun, 2014-07-06 at 14:02 +0400, Konstantin Khlebnikov wrote:
> On Sun, Jul 6, 2014 at 1:08 PM, Geert Uytterhoeven <geert at linux-m68k.org> wrote:
> > On Sun, Jul 6, 2014 at 11:05 AM, Paul Bolle <pebolle at tiscali.nl> wrote:
> >> Could the same result be had by saving CONFIG_ARCH in .config (I suppose
> >> it actually already is) and then use its value on builds with
> >
> > No, currently it's not saved in .config, so I guess that's why this convoluted
> > approach is needed.
> 
> Yep, kconfig neither reads nor writres symbols with option env=...
> 
> >
> >> that .config unless ARCH is specified in the environment again? Ie,
> >> change the "option env=[...]" semantics a bit, perhaps by special casing
> >> CONFIG_ARCH.
> >
> > Indeed.
> 
> If it's saved in config value might be out of sync with actual environment:
> ARCH != CONFIG_ARCH. So, behaviour becomes too complicated.

So let the environment overrules what is saved in the .config. What
makes that complicated?


Paul Bolle