| # Copyright 2022 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. |
| |
| """Macro encapsulating cc_binary rule implementation. |
| |
| This is to avoid propagating aspect on certain attributes in case |
| dynamic_deps attribute is not specified. |
| """ |
| |
| load(":common/cc/cc_binary_with_aspects.bzl", cc_binary_with_aspects = "cc_binary") |
| load(":common/cc/cc_binary_without_aspects.bzl", cc_binary_without_aspects = "cc_binary") |
| |
| def _is_non_empty_list_or_select(value, attr): |
| if type(value) == "list": |
| return len(value) > 0 |
| elif type(value) == "select": |
| return True |
| else: |
| fail("Only select or list is valid for {} attr".format(attr)) |
| |
| def cc_binary(**kwargs): |
| # Propagate an aspect if dynamic_deps attribute is specified. |
| if "dynamic_deps" in kwargs and _is_non_empty_list_or_select(kwargs["dynamic_deps"], "dynamic_deps"): |
| cc_binary_with_aspects(**kwargs) |
| else: |
| cc_binary_without_aspects(**kwargs) |
