[OE-core] one more curiosity about oe-buildenv-internal: what's with BBEXTRA?

[Richard Purdie]

On Wed, 2012-03-21 at 19:02 -0400, Robert P. J. Day wrote:
> apparently, given the following in oe-buildenv-internal:
> 
> BITBAKEDIR="$OEROOT/bitbake$BBEXTRA/"
> 
> you can use BBEXTRA to use a different bitbake directory than the
> default.  is this a debugging aid?  are normal users meant to know
> about this?  i don't see any mention of it anywhere.  in fact, from
> the top level of oe-core:
> 
> $ grep -r BBEXTRA *
> scripts/oe-buildenv-internal:BITBAKEDIR="$OEROOT/bitbake$BBEXTRA/"
> $

I was responsible for this one a long time ago and it was simply a
development aid. I was probably its main user although I haven't used it
in a while. We don't have multiple versions of bitbake being used
heavily anymore, thankfully.

Cheers,

Richard