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Date: Wed, 9 Jul 2014 17:42:27 -0400 (EDT)
From: "Robert P. J. Day" <rpjday@crashcourse.ca>
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To: Richard Purdie <richard.purdie@linuxfoundation.org>
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Cc: BitBake developer list <bitbake-devel@lists.openembedded.org>
Subject: Re: possible clarification of EXPORT_FUNCTIONS for user manual
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On Wed, 9 Jul 2014, Richard Purdie wrote:

> On Wed, 2014-07-09 at 11:14 -0400, Robert P. J. Day wrote:
> >   so, just to make sure i'm understanding this correctly, in section
> > 3.4.5 of BB user manual, discussion of EXPORT_FUNCTIONS talks about
> > the general concept of exporting *functions*, but the entire section
> > uses exclusively "do_" examples, which might mislead the reader into
> > thinking it's good only for *tasks*.
> >
> >   i decided to look through the oe-core layer for examples of
> > exporting an actual function, and i found all of one example -- in
> > meta/classes/debian.bbclass:
> >
> >   python debian_package_name_hook () {
> >       ... snip ...
> >   }
> >   ...
> >   EXPORT_FUNCTIONS package_name_hook
> >
> > which seems like a valid example of exporting a function, except i
> > can't find a single example of this function being used anywhere else.
> > am i missing something?
> >
> >   anyway, i guess my point is that that section could be tweaked to
> > emphasize that exporting works for both functions and tasks, although
> > the only function example i found seems unused. thoughts?
>
> package_name_hook is called by package.bbclass

  whoops, quite so, not sure how i missed that.

rday

-- 

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

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========================================================================