[Openembedded-architecture] Bringing clang to OE-Core

[Burton, Ross]

On 11 April 2016 at 22:16, Denys Dmytriyenko <denis at denix.org> wrote:

> Yeah, the only thing is that BSPs were meant to have a very minimal set of
> layer dependencies, as far as I remember our early discussions on this
> topic.
> So I always kept meta-ti depending only on openembedded-core and nothing
> else.
> To the extent that I had to remove stuff that is related to BSP, but
> depends
> on meta-openembedded and move it to meta-arago instead...
>
> The alternative here would be a conditional dependency - i.e. if a layer is
> present, enable corresponding recipes, otherwise those won't be buildable
> and
> should be skipped...
>

I can't recall the layer which does this, but there's prior art in this.  A
BSP -- I think -- contains directories that are only enabled if specific
layers are also enabled.

Ross
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