[OE-core] [PATCHv2 0/2] Support template files for wic

[Christopher Larson]

On Fri, Jul 1, 2016 at 2:27 PM, Christopher Larson <kergoth at gmail.com>
wrote:

> From: Christopher Larson <chris_larson at mentor.com>
>
> This adds support for .wks.in files as WKS_FILE.
>
> This is a re-send of the RFC PATCH series as a regular PATCH series, to
> attempt to get the feature merged. There's a clear value-add, there were no
> major objections to the RFC series, and further improvements can be added
> on
> from here.
>
> These files are treated as the contents of a bitbake variable, so usual
> bitbake variable references are supported. I considered using another
> templating mechanism, for example the one used by yocto-layer, but then
> we'd
> end up largely mapping metadata variables to template fields anyway, which
> is
> a pointless indirection. Let bitbake expand the variables directly instead.
>
> This feature lets us, for example, reference ${APPEND} in --append, and
> avoid
> hardcoding the serial console tty in the wks file, and let the user's
> changes
> to APPEND affect wic the way they do the other image construction
> mechanisms.
>
> The template is read in and set in a variable at parse time, so changes to
> the
> variables referenced by the template will result in rebuilding the image.
>

v2 changes: simplified by dropping the prefuncs bits.
-- 
Christopher Larson
kergoth at gmail dot com
Founder - BitBake, OpenEmbedded, OpenZaurus
Maintainer - Tslib
Senior Software Engineer, Mentor Graphics
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