skia2/tools/find_mac_sdk.py
reed@google.com 01bfd753ec Argv[0] isn't the first argument to anything.
git-svn-id: http://skia.googlecode.com/svn/trunk@7687 2bbb7eff-a529-9590-31e7-b0007b416f81
2013-02-08 22:45:11 +00:00

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Python
Executable File

#!/usr/bin/env python
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import os
import re
import subprocess
import sys
"""Prints the lowest locally available SDK version greater than or equal to a
given minimum sdk version to standard output.
Usage:
python find_sdk.py 10.6 # Ignores SDKs < 10.6
"""
def parse_version(version_str):
"""'10.6' => [10, 6]"""
return map(int, re.findall(r'(\d+)', version_str))
def find_sdk_dir():
job = subprocess.Popen(['xcode-select', '-print-path'],
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
out, err = job.communicate()
if job.returncode != 0:
print >>sys.stderr, out
print >>sys.stderr, err
raise Exception(('Error %d running xcode-select, you might have to run '
'|sudo xcode-select --switch /Applications/Xcode.app/Contents/Developer| '
'if you are using Xcode 4.') % job.returncode)
# The Developer folder moved in Xcode 4.3.
xcode43_sdk_path = os.path.join(
out.rstrip(), 'Platforms/MacOSX.platform/Developer/SDKs')
if os.path.isdir(xcode43_sdk_path):
sdk_dir = xcode43_sdk_path
else:
sdk_dir = os.path.join(out.rstrip(), 'SDKs')
return sdk_dir
def main():
min_sdk_version = '10.6'
if len(sys.argv) > 1:
min_sdk_version = sys.argv[1]
sdk_dir = find_sdk_dir()
sdks = [re.findall('^MacOSX(10\.\d+)\.sdk$', s) for s in os.listdir(sdk_dir)]
sdks = [s[0] for s in sdks if s] # [['10.5'], ['10.6']] => ['10.5', '10.6']
sdks = [s for s in sdks # ['10.5', '10.6'] => ['10.6']
if parse_version(s) >= parse_version(min_sdk_version)]
if not sdks:
raise Exception('No %s+ SDK found' % min_sdk_version)
best_sdk = min(sdks, key=parse_version)
return best_sdk
if __name__ == '__main__':
if sys.platform != 'darwin':
raise Exception("This script only runs on Mac")
print main()