| #!/usr/bin/env python3 |
| |
| # Copyright 2017 Google Inc. |
| # |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import hashlib |
| import os |
| import shutil |
| import stat |
| import sys |
| |
| if sys.version_info[0] < 3: |
| from urllib2 import urlopen |
| else: |
| from urllib.request import urlopen |
| |
| os.chdir(os.path.join(os.path.dirname(__file__), os.pardir)) |
| |
| def fetch(target): |
| target_path = 'buildtools/linux64/' + target if 'linux' in sys.platform else \ |
| 'buildtools/mac/' + target if 'darwin' in sys.platform else \ |
| 'buildtools/win/'+ target + '.exe' |
| |
| sha1_path = target_path + '.sha1' |
| if not os.path.exists(sha1_path): |
| print(sha1_path, 'is missing. Did you run `tools/git-sync-deps`?') |
| exit(1) |
| sha1 = open(sha1_path).read().strip() |
| |
| def sha1_of_file(path): |
| h = hashlib.sha1() |
| if os.path.isfile(path): |
| with open(path, 'rb') as f: |
| h.update(f.read()) |
| return h.hexdigest() |
| |
| if sha1_of_file(target_path) != sha1: |
| with open(target_path, 'wb') as f: |
| url = 'https://chromium-%s.storage-download.googleapis.com/%s' % (target, sha1) |
| f.write(urlopen(url).read()) |
| |
| os.chmod(target_path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR | |
| stat.S_IRGRP | stat.S_IXGRP | |
| stat.S_IROTH | stat.S_IXOTH ) |
| |
| target_copy_path = os.path.join('bin', os.path.basename(target_path)) |
| if sha1_of_file(target_copy_path) != sha1: |
| shutil.copy(target_path, target_copy_path) |
| |
| fetch('clang-format') |