configure.py

from __future__ import print_function
import os
import subprocess
import json
import six
from collections import namedtuple

from distutils.version import LooseVersion

MacOsSdk = namedtuple("MacOsSdk", ["xcodeVersion", "xcodePath", "sdkRoot"])


def getMacSDKs():
    sdkDicts = []

    # Find Xcode paths
    p = subprocess.Popen(
        ["mdfind", "kMDItemCFBundleIdentifier == 'com.apple.dt.Xcode'"],
        stdout=subprocess.PIPE,
    )
    try:
        for line in iter(p.stdout.readline, b""):
            sdkDicts.append({"xcodePath": line.decode("utf-8").rstrip()})
    finally:
        p.wait()

    ret = []

    # Populate Xcode versions
    for sdkDict in sdkDicts:
        p = subprocess.Popen(
            [
                "plutil",
                "-convert",
                "json",
                os.path.join(sdkDict["xcodePath"], "Contents/Info.plist"),
                "-o",
                "-",
            ],
            stdout=subprocess.PIPE,
        )
        try:
            version = json.load(p.stdout, encoding="utf-8")[
                "CFBundleShortVersionString"
            ]
            sdkDict["xcodeVersion"] = LooseVersion(version)
        finally:
            p.wait()

    # Populate macOS SDK paths
    for sdkDict in sdkDicts:
        cmd = ["xcrun", "-sdk", "macosx", "--show-sdk-path"]
        env = dict(os.environ)
        env["DEVELOPER_DIR"] = os.path.join(
            sdkDict["xcodePath"], "Contents", "Developer"
        )
        sdkDict["sdkRoot"] = (
            subprocess.check_output(cmd, env=env).decode("utf-8").rstrip()
        )

    return [MacOsSdk(**sdkDict) for sdkDict in sdkDicts]


if __name__ == "__main__":
    print(getMacSDKs())