[yocto] [bitbake] Failure to compile UltraJson, LMDB and Netifaces python modules recipes for Krogoth.

[Mateusz Orzoł]

W dniu 2016-12-21 o 18:21, Khem Raj pisze:
> On Tue, Dec 20, 2016 at 10:54 PM, Mateusz Orzoł
> <mateusz.orzol at 3cityelectronics.com> wrote:
>>
>> W dniu 2016-12-20 o 10:46, Mateusz Orzoł pisze:
>>
>>
>>
>> W dniu 2016-12-20 o 00:43, Khem Raj pisze:
>>
>>
>>
>> On Mon, Dec 19, 2016 at 1:46 PM, Mateusz Orzoł
>> <mateusz.orzol at 3cityelectronics.com> wrote:
>>> Hi everyone,
>>>
>>> I am migrating my old Yocto image from kernel 3.8 to 4.1 on the Intel
>>> Quark based platform. After dealing with some SPI driver issues now I've
>>> encountered some strange bitbake behaviour. My web application requires
>>> UltraJson , LMDB and Netifaces modules. After running bitbake  I am getting
>>> a lot of undefined reference errors. In all three cases pretty similar.
>>> Exemplary log for python-ujson is here: http://pastebin.com/8ms9PgnY . It
>>> seems like the python environment wasn't linked properly but many other
>>> python recipes have no problem with compiling.
>>>
>>> The python-ujson recipe comes from here
>>> https://layers.openembedded.org/layerindex/recipe/49510/. In  previous
>>> distribution with kernel 3.8 it was working without any problem.
>>>
>>> Have you got any idea what could be wrong or what should I check first?
>>
>> The error seems to have nothing to do with kernel version. Are you upgrading
>> the whole of yocto framework from one release to another ? and if yes from
>> which version to which new version.
>>
>>
>>
>> I am upgrading from 1.4.2 Dylan version to Krogoth. Firstly I've prepared
>> clean Krogoth image which worked fine. Now I am adding necessary recipes and
>> packages one by one and currently the only problem I've encountered is the
>> mentioned one.
>>
>> Hi,
>> W have found found quick fix for this.  The errors disappeared when all the
>> build flags were cleared in mentioned python modules recipes. It means
>> TARGET_CFLAGS = "" LDFLAGS = "" CFLAGS = "" in module .bb file. It was
>> checked on the device that modules are visible in python and they work. I
>> don't know why this helped and also what was causing the issue. Do you have
>> any clues what was wrong and how to fix it in proper way?
> Can you post the exact change ? perhaps there is issue in Makefile
> environment that
> bitbake is handing off to the makefiles of this component. There
> change in this area
> in OE recently.
Hi,
the exact change in the python-ujson_1.35.bb  file:
http://pastebin.com/L2JQvQD0.  The change in other python modules
bitbake files is identical.
>
>>> Thank you for your help in advance,
>>>
>>> Mateusz
>>>
>>>
>>> --
>>>
>>>
>>> --
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>>> yocto at yoctoproject.org
>>> https://lists.yoctoproject.org/listinfo/yocto
>>>
>>
>> --
>>
>>
>>
>> --
>>

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