On Wed, Sep 05, 2012 at 01:48:23PM +0100, Richard Purdie wrote: > On Wed, 2012-09-05 at 10:43 +0100, Tomas Frydrych wrote: > > On 05/09/12 10:15, Paul Eggleton wrote: > > > On Wednesday 05 September 2012 09:49:11 Tomas Frydrych wrote: > > > It has been considered witin OE to be best practice to append to BBPATH > > > and > > > not prepend, the thinking being that then the search path matches the > > > order of > > > the layers listed in bblayers.conf rather than the reverse. > > > > Then meta-yocto should follow that convention ... and it needs to be > > well documented, with the consequence of breaking that convention > > explained, and the terrible punishments to come described in great and > > sordid detail. Because this needs to be more than a convention, it needs > > to be an article of faith. > > I just want to clarify something here. > > Its accepted that most layers will append to BBPATH. I do think its > acceptable for a distro policy layer to prepend though and this is why > meta-yocto does this. I don't remember the exact reason right now but > the principle stands.
Then the reason should be documented in layer's README file with warning that this layer wants to be first or last in BBPATH so whoever is setting BBLAYERS can decide where to put it. > The root of the problem is that meta-yocto mixes up policy and hardware > support which is bad. It also means its not compliant with the new Yocto > Project compliance criteria and hence is not Yocto Project Compatible. > > Now we've got the compliance criteria sorted out there are some > adjustments that need to be made and I will shortly be cleaving > meta-yocto into two pieces to resolve this. I hadn't looked at this > until now mainly in case there were changes to the criteria. > > FWIW I think this shows the strength of those criteria as by following > them, we'd avoid a real world problem here. > > Cheers, > > Richard > > > > _______________________________________________ > yocto mailing list > yocto@yoctoproject.org > https://lists.yoctoproject.org/listinfo/yocto -- Martin 'JaMa' Jansa jabber: martin.ja...@gmail.com
signature.asc
Description: Digital signature
_______________________________________________ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto
