[yocto] FILESEXTRAPATHS needs to be explained *way* better

[Robert P. J. Day]

On Fri, 7 Dec 2012, Paul Eggleton wrote:

> On Friday 07 December 2012 08:04:58 Robert P. J. Day wrote:
> >
> >   i find the current, widespread usage of this form (with the colon):
> >
> > FILESEXTRAPATHS_prepend := "${THISDIR}/patches:"
> >
> > potentially misleading since people reading the .bbappend file will
> > (quite naturally) assume that, hey, that must represent a literal
> > prepend since it includes the colon.
>
> It *is* a literal prepend - to FILESEXTRAPATHS. In your discussion
> above you are conflating FILESPATH with FILESEXTRAPATHS. The former
> is constructed based on the latter in conjuction with OVERRIDES;
> they are not the same variable.

  ok, i think i finally clued in here, thanks.  i was fixated on the
processing when only *one* bbappend file was involved, i didn't think
to back up another level.

  my bad.  apologies.

rday

-- 

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Robert P. J. Day                                 Ottawa, Ontario, CANADA
                        http://crashcourse.ca

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