[oe] srctree & gitver

[Chris Larson]

Seems interesting, but how are you making use of it?  It wouldn't be
particularly useful for recipes that have to fetch, since you can't
change PV before and after fetch without things exploding.

On Tue, Sep 1, 2009 at 6:38 AM, Otavio Salvador<otavio at ossystems.com.br> wrote:
> Hello Chris,
>
> On Wed, Aug 26, 2009 at 11:05 PM, Chris Larson<clarson at kergoth.com> wrote:
> [...]
>> gitver facilitates extraction of version information from git.  By
>> default, it runs 'git describe' to get the version.  If that fails, it
>> will set the version to 0.0-<sha1 hash>.  This version is stored in
>> the ${GITVER} variable, and can be used in the recipe's PV variable.
>> When using this, it will automatically detect changes to .git/HEAD
>> (i.e. commit your local changes, check out a different branch, ..) and
>> invalidate the bitbake cache, pick up the new PV, and know that it
>> needs to re-run the build steps.
> [...]
>
> In the line of your gitver class we've been using a bitbake change for
> it already for some time.
>
> What we did is to add a AUTOPV (as we have AUTOREV) to bitbake and use it in OE.
>
> I'm attaching the diff for it here.
>
> --
> Otavio Salvador                  O.S. Systems
> E-mail: otavio at ossystems.com.br  http://www.ossystems.com.br
> Mobile: +55 53 9981-7854         http://projetos.ossystems.com.br
>
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>



-- 
Chris Larson
clarson at kergoth dot com
clarson at mvista dot com
Founder - BitBake, OpenEmbedded, OpenZaurus
Maintainer - Tslib
Software Engineer
MontaVista Software, Inc.