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From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: McClintock Matthew-B29882 <B29882@freescale.com>, Patches and
	discussions about the oe-core layer
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Date: Thu, 06 Oct 2011 00:53:22 +0100
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Subject: Re: [PATCH 3/6] Add new IMAGE_CLASSES variable for classes for image generation
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On Wed, 2011-10-05 at 22:52 +0000, McClintock Matthew-B29882 wrote:
> On Tue, Oct 4, 2011 at 5:03 PM, Matthew McClintock <msm@freescale.com> wrote:
> > -inherit image_types
> > +IMAGE_CLASESS ??= ""
> > +inherit image_types ${IMAGE_CLASSES}
> 
> So this does not work properly, I thought I tested it but... need to
> do something like this:
> 
> IMAGE_CLASSES = "image_types"
> inherit ${IMAGE_CLASSES}
> 
> then let the user added via
> 
> IMAGE_CLASESS += "image_types_uboot"
> 
> then there will always be something that is expanded to avoid this issue:
> 
> ERROR: Could not inherit file classes/$IMAGE_CLASSES.bbclass
>                            | ETA:  --:--:--
> ERROR: Command execution failed: Exited with 1

Its not expanding the variables? :/ This happened even when
IMAGE_CLASSES had a value before the inherit?

> or
> 
> ERROR: Could not inherit file classes/.bbclass
>              | ETA:  --:--:--
> ERROR: Command execution failed: Exited with 1

I'd be prepared to call this last one a bitbake bug...

Cheers,

Richard