[yocto] so how does PACKAGECONFIG really work?

[Robert P. J. Day]

On Sat, 2 Nov 2013, Martin Jansa wrote:

> On Sat, Nov 02, 2013 at 01:15:04PM -0400, Robert P. J. Day wrote:
> >
> >   most of the way thru the variable glossary and this one confuses me.
> > from here:
> >
> > http://www.yoctoproject.org/docs/latest/ref-manual/ref-manual.html#var-PACKAGECONFIG
> >
> > we have:
> >
> > "This variable provides a means of enabling or disabling features of a
> > recipe on a per-recipe basis. PACKAGECONFIG blocks are defined in
> > recipes when you specify features and then arguments that define
> > feature behaviors. Here is the basic block structure:
> >
> >      PACKAGECONFIG ??= "f1 f2 f3 ..."
> >      PACKAGECONFIG[f1] = "--with-f1,--without-f1,build-deps-f1,rt-deps-f1"
> >      PACKAGECONFIG[f2] = "--with-f2,--without-f2,build-deps-f2,rt-deps-f2"
> >      PACKAGECONFIG[f3] = "--with-f3,--without-f3,build-deps-f3,rt-deps-f3"
> >
> > which *seems* to suggest that you must first set PACKAGECONFIG to the
> > list of features, but i see numerous examples that don't seem to obey
> > that condition.
>
> Not all features, but *enabled* features.

  ah, gotcha, thanks.

rday

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

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