[oe] [PATCH (resend)] image.bbclass: implement IMAGE_FEATURES

[Chris Larson]

On Tue, Aug 3, 2010 at 6:40 PM, Chris Larson <clarson at kergoth.com> wrote:

> From: Christopher Larson <clarson at mvista.com>
>
> This adds the ability to include groups of packages in an image.  It is
> similar in concept to the IMAGE_FEATURES used in Poky, but here we use
> IMAGE_FEATURE_<feature> and IMAGE_FEATURE_<feature>_OPTIONAL, rather than
> base_contains calls.
>
> Initially defined groups:
> base - the packages requested via IMAGE_INSTALL & IMAGE_BOOT
> dbg - debug packages
> dev - development packages
> doc - documentation packages (of limited use at the moment due to
> task.bbclass)
> vmlinux - kernel debugging packages (just kernel-vmlinux at the moment)
>
> To add groups to your images:
> IMAGE_FEATURES += "dbg dev"
>
> To add a new package group:
> IMAGE_FEATURE_myfeature = "gstreamer python pulseaudio"
>

Note that using package_dbg.bbclass can be useful when using the "dbg"
group/feature, as it switches to using one -dbg package per binary package,
rather than per recipe.  INHERIT += "package_dbg".
-- 
Christopher Larson
clarson at kergoth dot com
Founder - BitBake, OpenEmbedded, OpenZaurus
Maintainer - Tslib
Senior Software Engineer, Mentor Graphics