Function build_cpython_host

cpython-unix/build.py:393–463

Build binutils in the Docker image.

(
    client,
    image,
    entry,
    host_platform: str,
    target_triple: str,
    build_options: list[str],
    dest_archive,
    python_source=None,
    entry_name=None,
)

def build_cpython_host(
    client,
    image,
    entry,
    host_platform: str,
    target_triple: str,
    build_options: list[str],
    dest_archive,
    python_source=None,
    entry_name=None,
):
    """Build binutils in the Docker image."""
    if not python_source:
        python_version = entry["version"]
        archive = download_entry(entry_name, DOWNLOADS_PATH)
    else:
        python_version = os.environ["PYBUILD_PYTHON_VERSION"]
        archive = DOWNLOADS_PATH / ("Python-%s.tar.xz" % python_version)
        print("Compressing %s to %s" % (python_source, archive))
        with archive.open("wb") as fh:
            create_tar_from_directory(
                fh, python_source, path_prefix="Python-%s" % python_version
            )

    with build_environment(client, image) as build_env:
        build_env.install_toolchain(
            BUILD,
            host_platform,
            target_triple,
            binutils=install_binutils(host_platform),
            clang=True,
            static="static" in build_options,
        )

        build_env.copy_file(archive)

        support = {
            "build-cpython-host.sh",
        }
        for s in sorted(support):
            build_env.copy_file(SUPPORT / s)

        packages = {
            "autoconf",
            "m4",
        }
        for p in sorted(packages):
            build_env.install_artifact_archive(BUILD, p, target_triple, build_options)

        env = {
            "PYTHON_VERSION": python_version,
        }

        add_target_env(env, host_platform, target_triple, build_env, build_options)

        # Set environment variables allowing convenient testing for Python
        # version ranges.
        for v in ("3.10", "3.11", "3.12", "3.13", "3.14", "3.15"):