mirror of
https://github.com/dart-lang/sdk
synced 2024-11-02 09:43:08 +00:00
55f81f2210
- Add `.style.yapf` with configuration to use Google style. - Run `yapf` on all `.py` files in this repo. - Manually fix one trailing space in a doc string. - Run `git cl format runtime` to satisfy presubmit. Change-Id: I7e6bd11e91f07926b9188362599af398551eed79 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/111600 Commit-Queue: Nate Bosch <nbosch@google.com> Reviewed-by: Alexander Thomas <athom@google.com>
90 lines
2.8 KiB
Python
Executable file
90 lines
2.8 KiB
Python
Executable file
#!/usr/bin/env python
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# Copyright 2016 The Dart project 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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# This script downloads the latest dev SDK from
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# http://gsdview.appspot.com/dart-archive/channels/dev/raw/latest/sdk/
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# into tools/sdks/. It is intended to be invoked from Jiri hooks in
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# a Fuchsia checkout.
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import os
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import sys
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import zipfile
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import urllib
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import utils
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HOST_OS = utils.GuessOS()
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HOST_ARCH = utils.GuessArchitecture()
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SCRIPT_DIR = os.path.dirname(sys.argv[0])
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DART_ROOT = os.path.realpath(os.path.join(SCRIPT_DIR, '..'))
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DEFAULT_DART_VERSION = 'latest'
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BASE_URL = 'http://gsdview.appspot.com/dart-archive/channels/dev/raw/%s/sdk/%s'
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def host_os_for_sdk(host_os):
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if host_os.startswith('macos'):
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return 'mac'
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if host_os.startswith('win'):
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return 'windows'
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return host_os
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# Python's zipfile doesn't preserve file permissions during extraction, so we
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# have to do it manually.
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def extract_file(zf, info, extract_dir):
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try:
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zf.extract(info.filename, path=extract_dir)
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out_path = os.path.join(extract_dir, info.filename)
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perm = info.external_attr >> 16L
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os.chmod(out_path, perm)
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except IOError as err:
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if 'dart-sdk/bin/dart' in err.filename:
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print(
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'Failed to extract the new Dart SDK dart binary. ' +
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'Kill stale instances (like the analyzer) and try the update again'
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)
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return False
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raise
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return True
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def main(argv):
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host_os = host_os_for_sdk(HOST_OS)
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zip_file = ('dartsdk-%s-x64-release.zip' % HOST_OS)
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sha_file = zip_file + '.sha256sum'
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sdk_path = os.path.join(DART_ROOT, 'tools', 'sdks')
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local_sha_path = os.path.join(sdk_path, sha_file)
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remote_sha_path = os.path.join(sdk_path, sha_file + '.remote')
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zip_path = os.path.join(sdk_path, zip_file)
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sdk_version = DEFAULT_DART_VERSION
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sha_url = (BASE_URL % (sdk_version, sha_file))
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zip_url = (BASE_URL % (sdk_version, zip_file))
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local_sha = ''
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if os.path.isfile(local_sha_path):
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with open(local_sha_path, 'r') as fp:
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local_sha = fp.read()
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remote_sha = ''
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urllib.urlretrieve(sha_url, remote_sha_path)
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with open(remote_sha_path, 'r') as fp:
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remote_sha = fp.read()
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os.remove(remote_sha_path)
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if local_sha == '' or local_sha != remote_sha:
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print 'Downloading prebuilt Dart SDK from: ' + zip_url
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urllib.urlretrieve(zip_url, zip_path)
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with zipfile.ZipFile(zip_path, 'r') as zf:
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for info in zf.infolist():
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if not extract_file(zf, info, sdk_path):
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return -1
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with open(local_sha_path, 'w') as fp:
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fp.write(remote_sha)
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return 0
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if __name__ == '__main__':
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sys.exit(main(sys.argv))
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