[OE-core] [RFC] bbclass for automatic generation of binary recipes

[Robert Yang]

On 05/08/2013 02:36 PM, Erik Botö wrote:
> Hi,
>
> On Wed, May 8, 2013 at 8:11 AM, Robert Yang <liezhi.yang at windriver.com> wrote:
>>
>> Is it similar to meta/classes/package.bbclass ?
>>
>> // Robert
>
> I would say it's in addition to package.bbclass.
>

Hi Erik,

Sorry, I meant this one meta/classes/bin_package.bbclass :-)

// Robert

> The idea is that the developers of the closed source software uses OE
> to build their software from source, and in this build process the
> files needed for a binary distribution in OE is automatically
> generated. These generated files can be distributed to others that
> wish to use that closed source software in OE. So it would use some of
> the output from package.bbclass, like the package split, but then
> generate some extra files.
>
> Cheers,
> Erik
>
>
>>
>>
>> On 05/08/2013 01:53 PM, Erik Botö wrote:
>>>
>>> Hi,
>>>
>>> Background:
>>> If you use OE to build software which includes e.g. a closed source
>>> library, but still want to others to be able to build software based
>>> on that library in a OE environment you would have to create recipes
>>> that contains a binary version of your library + headers manually.
>>> This would have to be done manually for each package, and as the
>>> development of the library continues the binary recipes will have to
>>> be manually updated to keep in sync.
>>>
>>> Idea:
>>> Create a new bbclass that handles this automatically as much as
>>> possible. The basic idea is to:
>>> - Create a tarball of ${WORKDIR}/image/ alternatively
>>>     ${WORKDIR}/packages-split/
>>> - By parsing the "source recipe", create a "binary recipe" that uses
>>> that tarball
>>>
>>> The binary recipe should work as a drop in replacement of the source
>>> recipe. This means that the other recipes depending on the closed
>>> source software shouldn't need to be adapted to work with one or the
>>> other.
>>>
>>> I'd like feedback on whether you think the idea is feasible, and if
>>> you think it could be useful for others. And anything else you think
>>> of.
>>>
>>> Cheers,
>>> Erik Botö
>>>
>>> _______________________________________________
>>> Openembedded-core mailing list
>>> Openembedded-core at lists.openembedded.org
>>> http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core
>>>
>>>
>>
>
>