[Buildroot] [PATCH v2 2/2] package/gnuradio: fix gnuradio python libraries for cross-compile

[Thomas Petazzoni]

Hello Gwenhael,

On Fri, 7 Jul 2023 11:44:21 +0200
Arnout Vandecappelle via buildroot <buildroot at buildroot.org> wrote:

> > In fact I see I have missed to explain in my message this issue is related to
> > pybind.
> > If PYTHON_MODULE_EXTENSION is unset, .cmake uses a python script containing
> > sysconfig.get_config_var('EXT_SUFFIX')
> > This one return .cpython-311-x86_64-linux-gnu.so, because host-python is used.  
> 
>   Ah, in that case the environment variable you need is 
> _PYTHON_SYSCONFIGDATA_NAME="$(PKG_PYTHON_SYSCONFIGDATA_NAME)"
> This will make sure the sysconfig that gets used is the one for the target 
> instead of for the host.
> 
>   It's quite likely that you need all of PKG_PYTHON_ENV to be present in the 
> environment.

Have you had the chance to test this suggestion from Arnout?

Thomas
-- 
Thomas Petazzoni, co-owner and CEO, Bootlin
Embedded Linux and Kernel engineering and training
https://bootlin.com