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# Copyright 2014 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.
from __future__ import print_function
import argparse
import doctest
import itertools
import os
import plistlib
import re
import subprocess
import sys
# src directory
ROOT_SRC_DIR = os.path.dirname(
os.path.dirname(
os.path.dirname(os.path.dirname(os.path.realpath(__file__)))))
# This script prints information about the build system, the operating
# system and the iOS or Mac SDK (depending on the platform "iphonesimulator",
# "iphoneos" or "macosx" generally).
def SplitVersion(version):
"""Splits the Xcode version to 3 values.
>>> list(SplitVersion('8.2.1.1'))
['8', '2', '1']
>>> list(SplitVersion('9.3'))
['9', '3', '0']
>>> list(SplitVersion('10.0'))
['10', '0', '0']
"""
version = version.split('.')
return itertools.islice(itertools.chain(version, itertools.repeat('0')), 0, 3)
def FormatVersion(version):
"""Converts Xcode version to a format required for DTXcode in Info.plist
>>> FormatVersion('8.2.1')
'0821'
>>> FormatVersion('9.3')
'0930'
>>> FormatVersion('10.0')
'1000'
"""
major, minor, patch = SplitVersion(version)
return ('%2s%s%s' % (major, minor, patch)).replace(' ', '0')
def FillXcodeVersion(settings, developer_dir):
"""Fills the Xcode version and build number into |settings|."""
if developer_dir:
xcode_version_plist_path = os.path.join(
developer_dir, 'Contents/version.plist')
version_plist = plistlib.readPlist(xcode_version_plist_path)
settings['xcode_version'] = FormatVersion(
version_plist['CFBundleShortVersionString'])
settings['xcode_version_int'] = int(settings['xcode_version'], 10)
settings['xcode_build'] = version_plist['ProductBuildVersion']
return
lines = subprocess.check_output(['xcodebuild', '-version']).splitlines()
settings['xcode_version'] = FormatVersion(lines[0].split()[-1])
settings['xcode_version_int'] = int(settings['xcode_version'], 10)
settings['xcode_build'] = lines[-1].split()[-1]
def FillMachineOSBuild(settings):
"""Fills OS build number into |settings|."""
machine_os_build = subprocess.check_output(['sw_vers', '-buildVersion'],
universal_newlines=True).strip()
settings['machine_os_build'] = machine_os_build
# The reported build number is made up from the kernel major version number,
# a minor version represented as a letter, a build number, and an optional
# packaging version.
#
# For example, the macOS 10.15.3 GM build is 19D76.
# - 19 is the Darwin kernel that ships with 10.15.
# - D is minor version 4. 10.15.0 builds had minor version 1.
# - 76 is the build number. 75 other builds were stamped before GM came out.
#
# The macOS 10.15.4 beta 5 build is 19E258a. The trailing "a" means the same
# build output was packaged twice.
build_match = re.match(r'^(\d+)([A-Z])(\d+)([a-z]?)$', machine_os_build)
assert build_match, "Unexpected macOS build format: %r" % machine_os_build
settings['machine_os_build_major'] = int(build_match.group(1), 10)
def FillSDKPathAndVersion(settings, platform, xcode_version):
"""Fills the SDK path and version for |platform| into |settings|."""
settings['sdk_path'] = subprocess.check_output([
'xcrun', '-sdk', platform, '--show-sdk-path']).strip()
settings['sdk_version'] = subprocess.check_output([
'xcrun', '-sdk', platform, '--show-sdk-version']).strip()
settings['sdk_platform_path'] = subprocess.check_output([
'xcrun', '-sdk', platform, '--show-sdk-platform-path']).strip()
settings['sdk_build'] = subprocess.check_output(
['xcrun', '-sdk', platform, '--show-sdk-build-version']).strip()
def CreateXcodeSymlinkAt(src, dst):
"""Create symlink to Xcode directory at target location."""
if not os.path.isdir(dst):
os.makedirs(dst)
dst = os.path.join(dst, os.path.basename(src))
updated_value = '//' + os.path.relpath(dst, ROOT_SRC_DIR)
# Update the symlink only if it is different from the current destination.
if os.path.islink(dst):
current_src = os.readlink(dst)
if current_src == src:
return updated_value
os.unlink(dst)
sys.stderr.write('existing symlink %s points %s; want %s. Removed.' %
(dst, current_src, src))
os.symlink(src, dst)
return updated_value
if __name__ == '__main__':
doctest.testmod()
parser = argparse.ArgumentParser()
parser.add_argument("--developer_dir", dest="developer_dir", required=False)
parser.add_argument("--get_sdk_info",
action="store_true", dest="get_sdk_info", default=False,
help="Returns SDK info in addition to xcode/machine info.")
parser.add_argument(
"--create_symlink_at",
action="store",
dest="create_symlink_at",
help="Create symlink of SDK at given location and "
"returns the symlinked paths as SDK info instead "
"of the original location.")
args, unknownargs = parser.parse_known_args()
if args.developer_dir:
os.environ['DEVELOPER_DIR'] = args.developer_dir
if len(unknownargs) != 1:
sys.stderr.write(
'usage: %s [iphoneos|iphonesimulator|macosx]\n' %
os.path.basename(sys.argv[0]))
sys.exit(1)
settings = {}
FillMachineOSBuild(settings)
FillXcodeVersion(settings, args.developer_dir)
if args.get_sdk_info:
FillSDKPathAndVersion(settings, unknownargs[0], settings['xcode_version'])
for key in sorted(settings):
value = settings[key]
if args.create_symlink_at and '_path' in key:
value = CreateXcodeSymlinkAt(value, args.create_symlink_at)
if isinstance(value, str):
value = '"%s"' % value
print('%s=%s' % (key, value))
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