[bitbake-devel] [PATCH 1/1] die if a .bbappend file matches no existing .bb recipe

[Richard Purdie]

On Mon, 2011-06-27 at 14:06 +0100, Paul Eggleton wrote:
> Martin Jansa wrote:
> > Imagine the case when you enable some layer managed by someone else
> > (lets call it LS) and you're using different oe-core revision, maybe
> > current HEAD and that LS wasn't updated for that or vice versa you're
> > using some oe-core release version and you want to reuse some recipes
> > from LS in current version.
> > 
> > I think that big fat warning that some .bbappends does not match
> > should be enough to decide if it's fatal for me (and I'll kill that
> > build) or that's fine (when I'm not interested in those .bbappends
> > from LS and I'm using only some other .bb files from LS).
> > 
> > If we make it fatal then I would be forced to remove unmatched
> > .bbappends from LS before build which can be difficult to share
> > (unless I create own LS branch and use it in my distro).
> 
> I see what you're saying, but I'm worried about the visiblity (or lack 
> thereof) of these warnings.  If you start a build, go off somewhere and come 
> back when the build is part way through or finished, you may be oblivious to 
> the fact that there might be a serious problem - i.e. the customisations you 
> expected to be applied haven't been.
> 
> It all depends on whether the bbappends are supposed to apply to recipes that 
> are to be used in the build you're doing - if they are, then IMHO the error 
> should be fatal. I wonder if it's practical to make it work that way...?

I think it should be fatal by default but have some kind of variable we
can set to disable it...

Cheers,

Richard