| #!/usr/bin/env python |
| # Copyright 2017 Google Inc. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| ################################################################################ |
| |
| from __future__ import print_function |
| |
| import contextlib |
| import os |
| import subprocess |
| |
| |
| def DpkgHostArchitecture(): |
| """Return the host architecture.""" |
| return subprocess.check_output( |
| ['dpkg-architecture', '-qDEB_HOST_GNU_TYPE']).strip() |
| |
| |
| def InstallWrapper(bin_dir, name, contents, extra_names=None): |
| """Install a custom wrapper script into |bin_dir|.""" |
| path = os.path.join(bin_dir, name) |
| with open(path, 'w') as f: |
| f.write(contents) |
| |
| os.chmod(path, 0755) |
| |
| if extra_names: |
| CreateSymlinks(path, bin_dir, extra_names) |
| |
| |
| def CreateSymlinks(original_path, bin_dir, extra_names): |
| """Create symlinks.""" |
| for extra_name in extra_names: |
| extra_path = os.path.join(bin_dir, extra_name) |
| os.symlink(original_path, extra_path) |