[oe] Use AUTOREV and have revision/commit number in package name?

[Koen Kooi]

On 20-08-09 09:10, Denys Dmytriyenko wrote:
> On Thu, Aug 20, 2009 at 07:52:58AM +0200, Holger Hans Peter Freyther wrote:
>> On Thursday 20 August 2009 05:28:02 Denys Dmytriyenko wrote:
>>> All,
>>>
>>> I've been playing with AUTOREV for some time now and also asked this
>>> question before on the IRC, but so far there seems to be no easy solution
>>> to the problem in subject.
>>>
>>> Usually, when a package is built from an SCM repository, SRCREV is set to a
>>> specific commit#/tag etc. And SRCREV is also usually referenced from PV
>>> (like PV = "X.Y.Z-scmr${SRCREV}") to have the revision/commit number in the
>>> package name, to easily track different builds.
>>>
>>> Now, when SRCREV = "${AUTOREV}", AUTOREV gets resolved into a Python
>>> function, which does the magic of fetching the latest snapshot from a
>>> repository. But now if PV contains references to SRCREV, it breaks
>>> (undesrandably), since SRCREV gets resolved in do_fetch and PV needs to be
>>> resolved early on.
>>>
>>> Are there any standard ways to work around this limitation?
>>
>> Check the mailinglist archives... Openmoko has deployed a solution that has
>> fixed that about 1 1/2 years ago.
>>
>> Short answer:
>> 	- Do not put SRCREV into PV, e.g. create a new var called SRCPV
>> 	- Populate SRCPV with something based on the SRCREV..
>
> Ah, thanks! I was able to find your RFC message from last year on the Openmoko
> mailing list:
> http://markmail.org/message/v3s32gmxxqcaxpph
>
> I'll give it a try. Thanks.
>
> To be clear - it's not used in OE. While there is a single python-phoneutils
> recipe, which references SRCPV, it is not being set anywhere, apparently...

Take a look at 
http://cgit.openembedded.org/cgit.cgi/openembedded/log/?h=xora/angstrom-srcpv 
:)

regards,

Koen