cpython/Lib/test/setup_testcppext.py

44 lines
1.1 KiB
Python

# gh-91321: Build a basic C++ test extension to check that the Python C API is
# compatible with C++ and does not emit C++ compiler warnings.
import os
import sys
from test import support
from setuptools import setup, Extension
MS_WINDOWS = (sys.platform == 'win32')
SOURCE = support.findfile('_testcppext.cpp')
if not MS_WINDOWS:
# C++ compiler flags for GCC and clang
CPPFLAGS = [
# gh-91321: The purpose of _testcppext extension is to check that building
# a C++ extension using the Python C API does not emit C++ compiler
# warnings
'-Werror',
]
else:
# Don't pass any compiler flag to MSVC
CPPFLAGS = []
def main():
cppflags = list(CPPFLAGS)
std = os.environ["CPYTHON_TEST_CPP_STD"]
name = os.environ["CPYTHON_TEST_EXT_NAME"]
cppflags = [*CPPFLAGS, f'-std={std}']
cpp_ext = Extension(
name,
sources=[SOURCE],
language='c++',
extra_compile_args=cppflags)
setup(name='internal' + name, version='0.0', ext_modules=[cpp_ext])
if __name__ == "__main__":
main()