mirror of
https://github.com/dart-lang/sdk
synced 2024-11-02 10:49:00 +00:00
ba15a61271
Closes https://github.com/dart-lang/sdk/pull/50859 GitOrigin-RevId: 7b056018c2925745701bdecdd7da325d9458204d Change-Id: Iff037d773713bf73efde6951599becfd7297b921 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/277740 Reviewed-by: Alexander Thomas <athom@google.com>
147 lines
4.5 KiB
Python
Executable file
147 lines
4.5 KiB
Python
Executable file
#!/usr/bin/env python3
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# Copyright (c) 2012 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Prints the lowest locally available SDK version greater than or equal to a
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given minimum sdk version to standard output.
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Usage:
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python3 find_sdk.py 10.6 # Ignores SDKs < 10.6
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"""
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import os
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import re
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import subprocess
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import sys
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from optparse import OptionParser
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# sdk/build/xcode_links
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ROOT_SRC_DIR = os.path.join(
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os.path.dirname(
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os.path.dirname(os.path.dirname(os.path.realpath(__file__)))))
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def CreateSymlinkForSDKAt(src, dst):
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"""
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Create symlink to Xcode directory at target location, which can be absolute or
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relative to `ROOT_SRC_DIR`.
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"""
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# If `dst` is relative, it is assumed to be relative to src root.
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if not os.path.isabs(dst):
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dst = os.path.join(ROOT_SRC_DIR, dst)
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if not os.path.isdir(dst):
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os.makedirs(dst)
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dst = os.path.join(dst, os.path.basename(src))
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# Update the symlink if exists.
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if os.path.islink(dst):
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current_src = os.readlink(dst)
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if current_src == src:
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return dst
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os.unlink(dst)
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sys.stderr.write('existing symlink %s points %s; want %s. Removed.' %
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(dst, current_src, src))
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os.symlink(src, dst)
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return dst
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def parse_version(version_str):
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"""'10.6' => [10, 6]"""
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return list(map(int, re.findall(r'(\d+)', version_str)))
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def main():
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parser = OptionParser()
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parser.add_option(
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"--verify",
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action="store_true",
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dest="verify",
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default=False,
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help="return the sdk argument and warn if it doesn't exist")
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parser.add_option(
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"--sdk_path",
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action="store",
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type="string",
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dest="sdk_path",
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default="",
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help="user-specified SDK path; bypasses verification")
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parser.add_option(
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"--print_sdk_path",
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action="store_true",
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dest="print_sdk_path",
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default=False,
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help="Additionally print the path the SDK (appears first).")
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parser.add_option(
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"--create_symlink_at",
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action="store",
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dest="create_symlink_at",
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help=
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"Create symlink to SDK at given location and return symlink path as SDK "
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"info instead of the original location.")
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(options, args) = parser.parse_args()
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min_sdk_version = args[0]
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job = subprocess.Popen(['xcode-select', '-print-path'],
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stdout=subprocess.PIPE,
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stderr=subprocess.STDOUT,
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universal_newlines=True)
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out, err = job.communicate()
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if job.returncode != 0:
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print(out, file=sys.stderr)
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print(err, file=sys.stderr)
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raise Exception('Error %d running xcode-select' % job.returncode)
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sdk_dir = os.path.join(out.rstrip(),
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'Platforms/MacOSX.platform/Developer/SDKs')
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if not os.path.isdir(sdk_dir):
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raise Exception(
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'Install Xcode, launch it, accept the license ' +
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'agreement, and run `sudo xcode-select -s /path/to/Xcode.app` ' +
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'to continue.')
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sdks = [
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re.findall('^MacOSX(\d+\.\d+)\.sdk$', s) for s in os.listdir(sdk_dir)
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]
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sdks = [s[0] for s in sdks if s] # [['10.5'], ['10.6']] => ['10.5', '10.6']
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sdks = [
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s for s in sdks # ['10.5', '10.6'] => ['10.6']
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if parse_version(s) >= parse_version(min_sdk_version)
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]
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if not sdks:
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raise Exception('No %s+ SDK found' % min_sdk_version)
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best_sdk = sorted(sdks, key=parse_version)[0]
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if options.verify and best_sdk != min_sdk_version and not options.sdk_path:
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print('''
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vvvvvvv
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This build requires the %s SDK, but it was not found on your system.
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Either install it, or explicitly set mac_sdk in your GYP_DEFINES.
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^^^^^^^'
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''' % min_sdk_version,
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file=sys.stderr)
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return min_sdk_version
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if options.print_sdk_path:
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sdk_path = subprocess.check_output(
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['xcodebuild', '-version', '-sdk', 'macosx' + best_sdk, 'Path'],
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universal_newlines=True).strip()
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if options.create_symlink_at:
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print(CreateSymlinkForSDKAt(sdk_path, options.create_symlink_at))
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else:
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print(sdk_path)
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return best_sdk
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if __name__ == '__main__':
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if sys.platform != 'darwin':
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raise Exception("This script only runs on Mac")
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print(main())
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