On Fri, Nov 13, 2020 at 11:49 AM Alexander Kanavin
<[email protected]> wrote:
>
> Setting _PYTHON_SYSCONFIGDATA_NAME in python3native class globally was
> problematic as it was leaking into host python environment, which
> was causing tracebacks depending on host distro and action
> (typically anything involving importing sysconfig module).
>
> The new class sets the variable only in specific tasks where it is needed,
> and should be inherited explicitly:
> - use python3native to run scripts with native python
> - use python3targetconfig to run scripts with native python
> if those scripts need to access target config data (such
> as correct installation directories). This also adds a dependency
> on target python, so should be used carefully to avoid lengthening builds.
>
> Signed-off-by: Alexander Kanavin <[email protected]>
This fixes the devtool modify u-boot failure for me on Arch.
Alistair
> ---
> meta/classes/python3native.bbclass | 2 --
> meta/classes/python3targetconfig.bbclass | 15 +++++++++++++++
> 2 files changed, 15 insertions(+), 2 deletions(-)
> create mode 100644 meta/classes/python3targetconfig.bbclass
>
> diff --git a/meta/classes/python3native.bbclass
> b/meta/classes/python3native.bbclass
> index d98fb4c758..2e3a88c126 100644
> --- a/meta/classes/python3native.bbclass
> +++ b/meta/classes/python3native.bbclass
> @@ -17,8 +17,6 @@ export STAGING_LIBDIR
> export PYTHON_LIBRARY="${STAGING_LIBDIR}/lib${PYTHON_DIR}${PYTHON_ABI}.so"
> export PYTHON_INCLUDE_DIR="${STAGING_INCDIR}/${PYTHON_DIR}${PYTHON_ABI}"
>
> -export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
> -
> # suppress host user's site-packages dirs.
> export PYTHONNOUSERSITE = "1"
>
> diff --git a/meta/classes/python3targetconfig.bbclass
> b/meta/classes/python3targetconfig.bbclass
> new file mode 100644
> index 0000000000..640d0c97b6
> --- /dev/null
> +++ b/meta/classes/python3targetconfig.bbclass
> @@ -0,0 +1,15 @@
> +inherit python3native
> +
> +DEPENDS_append = " python3"
> +
> +do_configure_prepend() {
> + export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
> +}
> +
> +do_compile_prepend() {
> + export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
> +}
> +
> +do_install_prepend() {
> + export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
> +}
> --
> 2.29.2
>
>
>
>
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