On Tue, Jul 19, 2005 at 10:50:53PM +0200, Bodo Eggert wrote:
> On Tue, 19 Jul 2005, Adrian Bunk wrote:
> > On Sun, Jul 17, 2005 at 05:07:48PM +0200, Bodo Eggert wrote:
>
> > > In sound/isa/Kconfig, select ISAPNP and depend on ISAPNP are intermixed,
> > > resulting in funny behaviour. (Soundcarts get selectable if other
> > > soundcards are selected).
> > >
> > > This patch changes the "depend on ISAPNP"s to select.
> > >...
> >
> > I like the idea of this patch, but it brings to more drivers to a
> > violation of the "if you select something, you have to ensure that the
> > dependencies of what you select are fulfilled" rule causing link errors
> > with invalid .config's.
>
> That should be mentioned in kconfig-language.txt. OTOH, the build system
> should automatically propagate the dependencies. I asume that should be
> easy, except for having the time to implement that.
>...
There are nontrivial problems:
E.g. what should happen if you select option A that depends on (B || C)?
There's one opinion that options should be either select'able _or_ user
visible.
The current policy in the kernel is not 100% dogmatic regarding this
issue, but it shouldn't be violated without a good reason.
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
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