| # Copyright 2016 The Bazel Authors. All rights reserved. |
| # |
| # 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. |
| |
| """Calls proto_lang_toolchain(), but only if it's already been released.""" |
| |
| # TODO(carmi): Delete this after proto_lang_toolchain() is released in Bazel. |
| def proto_lang_toolchain(**kwargs): |
| """Calls proto_lang_toolchain(), but only if it's already been released.""" |
| if hasattr(native, 'proto_lang_toolchain'): |
| native.proto_lang_toolchain(**kwargs) |
| else: |
| native.filegroup(name = kwargs['name']) |
| |
