setup.py

import platform
from setuptools import Extension, setup
from pybind11.setup_helpers import build_ext
import pybind11

# Platform-specific C++ compile flags
if platform.system() == "Windows":
    extra_compile_args = ["/std:c++14"]
else:
    extra_compile_args = ["-std=c++14"]

# C++ extension must be defined here because pyproject.toml does not support ext_modules
cpp_extension = Extension(
    name="SpatialQueryEliasFanoDB",
    sources=[
        "SpatialQuery/scfind4sp/cpp_src/eliasFano.cpp",
        "SpatialQuery/scfind4sp/cpp_src/QueryScore.cpp",
        "SpatialQuery/scfind4sp/cpp_src/fp_growth.cpp",
        "SpatialQuery/scfind4sp/cpp_src/serialization.cpp",
        "SpatialQuery/scfind4sp/cpp_src/utils.cpp",
    ],
    include_dirs=["SpatialQuery/scfind4sp/cpp_src"] + [pybind11.get_include()],
    language="c++",
    extra_compile_args=extra_compile_args,
)

# Metadata lives in pyproject.toml; only ext_modules is specified here
setup(ext_modules=[cpp_extension], cmdclass={"build_ext": build_ext})