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# Adopted from pillow and pycapnp
import sys
from setuptools.build_meta import build_wheel
backend_class = build_wheel.__self__.__class__
class _CustomBuildMetaBackend(backend_class):
def run_setup(self, setup_script="setup.py"):
if self.config_settings:
flags = [
f"--{k}={v}"
for k, v in self.config_settings.items()
]
sys.argv = sys.argv[:1] + ["build_ext"] + flags + sys.argv[1:]
return super().run_setup(setup_script)
def build_wheel(
self, wheel_directory, config_settings=None, metadata_directory=None
):
self.config_settings = config_settings
return super().build_wheel(wheel_directory, config_settings, metadata_directory)
def build_editable(
self, wheel_directory, config_settings=None, metadata_directory=None
):
self.config_settings = config_settings
return super().build_editable(
wheel_directory, config_settings, metadata_directory
)
_backend = _CustomBuildMetaBackend()
build_wheel = _backend.build_wheel
build_editable = _backend.build_editable
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