[yocto] bbappend a "required" bb file

[Christopher Larson]

On Fri, Sep 25, 2015 at 10:15 AM, Allen Curtis <
allen.curtis at curtisembedded.com> wrote:

> I am working with a BSP that has multiple image recipes.
>>
>> foo-hwbringup-image.bb
>> foo-qt5demo-image.bb
>>
>> foo-qt5demo-image.bb contains "require foo-hwbringup-image.bb"
>>
>> However if I create foo-hwbringup-image.bbappend, it gets ignored.
>>
>> What are the rules with appending included recipes?
>>
>
> bbappends do not append arbitrary files, only recipes (and in this case,
> the inclusion treats them as an arbitrary file). They do not apply to
> anything included or required, only the recipe itself. So you'll need to
> bbappend every recipe that includes foo-hwbringup-image.bb in this case.
>
>
> This is unfortunate since foo-hwbringup-image.bb is also a valid recipe.
> It just doesn't contain the graphics support.
>
> Is there a better way to add your custom components to "core-image" I
> guess…..
>

You could always define custom features for use in IMAGE_FEATURES and add
them to your images via EXTRA_IMAGE_FEATURES in local.conf, or bbappend one
of the core images.
-- 
Christopher Larson
clarson at kergoth dot com
Founder - BitBake, OpenEmbedded, OpenZaurus
Maintainer - Tslib
Senior Software Engineer, Mentor Graphics
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