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mpv/TOOLS/macos-sdk-version.py
der richter 1c98ab6239 TOOLS/macos-sdk-version: remove legacy sdk version retrieval
older macOS dev tools were inconsistent with the way how SDK versions
were returned, some truncated the minor versions. in those cases the
SDK version had to be retrieved through the SDK build version.

recently the scheme for the SDK build version changed that our heuristic
for converting it to an SDK version produced wrong version strings.
the stride of the minor version changed from 1 to 2, so SDK versions
ended up higher than they actually were. furthermore macOS 11 was
hardcoded.

since Xcode 12 Apple fixed the SDK version retrieval and it is no longer
truncated when using Xcode as dev tools. Xcode 12 is also the latest
supported version on macOS 10.15, which is also our oldest supported
version. we can remove the old SDK build version conversation and use
the Xcode only tool to retrieve the SDK version in the case Xcode is
used as dev tools. furthermore this als keeps support for Xcode 11 where
the problem wasn't fixed yet, but is still a supported version on macOS
10.15.

Fixes #9907
2023-11-10 14:28:39 +01:00

47 lines
1.3 KiB
Python
Executable File

#!/usr/bin/env python3
# This checks for the sdk path, the sdk version, and
# the sdk build version.
import re
import os
import string
import subprocess
import sys
from shutil import which
from subprocess import check_output
def find_macos_sdk():
sdk = os.environ.get('MACOS_SDK', '')
sdk_version = os.environ.get('MACOS_SDK_VERSION', '0.0')
xcrun = which('xcrun')
xcodebuild = which('xcodebuild')
if not xcrun:
return sdk,sdk_version
if not sdk:
sdk = check_output([xcrun, '--sdk', 'macosx', '--show-sdk-path'],
encoding="UTF-8")
# find macOS SDK paths and version
if sdk_version == '0.0':
sdk_version = check_output([xcrun, '--sdk', 'macosx', '--show-sdk-version'],
encoding="UTF-8")
# use xcode tools when installed, still necessary for xcode versions <12.0
try:
sdk_version = check_output([xcodebuild, '-sdk', 'macosx', '-version', 'ProductVersion'],
encoding="UTF-8", stderr=subprocess.DEVNULL)
except:
pass
if not isinstance(sdk_version, str):
sdk_version = '10.10.0'
return sdk.strip(),sdk_version.strip()
if __name__ == "__main__":
sdk_info = find_macos_sdk()
sys.stdout.write(','.join(sdk_info))