Re: [OE-core] [PATCH v2] python3: Add a new PACKAGECONFIG knob for free threading

["Böszörményi Zoltán" <zboszor@gmail.com>]

2026. 03. 23. 15:40 keltezéssel, Zoltan Boszormenyi via lists.openembedded.org írta:
> 2026. 03. 23. 15:34 keltezéssel, Bartosz Golaszewski írta:
>> On Mon, 23 Mar 2026 15:23:52 +0100, "Zoltan Boszormenyi via
>> lists.openembedded.org" <zboszor=gmail.com@lists.openembedded.org>
>> said:
>>>> Any hints on what could be wrong? The same config builds fine without the
>>>> new option. It's just a core-image-minimal on poky with a few python packages
>>>> from meta-openembedded.
>>> The problem is that now the directories are
>>> ${libdir}/python3.14t and ${includedir}/python3.14t
>>>
>>> Note the "t" suffix.
>>>
>>> diff --git a/meta/recipes-devtools/python/python3_3.14.3.bb
>>> b/meta/recipes-devtools/python/python3_3.14.3.bb
>>> index 7a1ad1e386..492f2f93f0 100644
>>> --- a/meta/recipes-devtools/python/python3_3.14.3.bb
>>> +++ b/meta/recipes-devtools/python/python3_3.14.3.bb
>>> @@ -47,7 +47,7 @@ UPSTREAM_CHECK_REGEX = "[Pp]ython-(?P<pver>\d+(\.\d+)+).tar"
>>>
>>>    CVE_PRODUCT = "python:python python_software_foundation:python cpython"
>>>
>>> -PYTHON_MAJMIN = "3.14"
>>> +PYTHON_MAJMIN = "3.14${@bb.utils.contains('PACKAGECONFIG', 'freethreading', 't', '', 
>>> d)}"
>>>
>>>    S = "${UNPACKDIR}/Python-${PV}"
>>>
>> I think it's more fine-grained, because I'm seeing this:
>
> I also see other issues popping up, first in python3-installer-native.
>
> Probably this setting ("python-freethreading") should be a
> DISTRO_FEATURE and then the python3 recipe would use that
> to enable its PACKAGECONFIG.
>
> PYTHON_DIR in python-dir.bbclass should also be set accordingly.
>
> I suspect that both native and target builds of python3 would have
> to use the same setting, i.e. DISTRO_FEATURE and DISTRO_FEATURE_NATIVE
> must contain python-freethreading. Some build helpers (skbuild, etc.)
> does not seem to distinguish correctly between host python and target.

Plus, this seems to be a long term project to enable freethreaded python
because a lot of modules have status lines like this:

     "Programming Language :: Python :: Free Threading :: 1 - Unstable",

For now, I wouldn't recommend it, only for experimenting.

>
>> ERROR: Task 
>> (/home/brgl/workspace/yocto/python-freethreaded/sources/openembedded-core/meta/recipes-devtools/python/python3-iniconfig_2.3.0.bb:do_prepare_recipe_sysroot)
>> failed with exit code '1'
>> ERROR: python3-3.14.3-r0 do_package: QA Issue: python3:
>> Files/directories were installed but not shipped in any package:
>>    /usr/bin/python3.14
>> Please set FILES such that these items are packaged. Alternatively if
>> they are unneeded, avoid installing them or delete them within
>> do_install.
>> python3: 1 installed and not shipped files. [installed-vs-shipped]
>> ERROR: python3-3.14.3-r0 do_package: Fatal QA errors were found, failing task.
>> ERROR: Logfile of failure stored in:
>> /home/brgl/workspace/yocto/python-freethreaded/build/tmp/work/x86-64-v3-poky-linux/python3/3.14.3/temp/log.do_package.2308607 
>>
>> ERROR: Task 
>> (/home/brgl/workspace/yocto/python-freethreaded/sources/openembedded-core/meta/recipes-devtools/python/python3_3.14.3.bb:do_package)
>> failed with exit code '1'
>>
>> The MAJMIN seems to be used for the executable as well and with this change,
>> it's missing from FILES.
>>
>> Bart
>
>
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