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Diffstat (limited to 'cc/private/rules_impl/compiler_flag.bzl')
-rw-r--r-- | cc/private/rules_impl/compiler_flag.bzl | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/cc/private/rules_impl/compiler_flag.bzl b/cc/private/rules_impl/compiler_flag.bzl new file mode 100644 index 0000000..ebbac94 --- /dev/null +++ b/cc/private/rules_impl/compiler_flag.bzl @@ -0,0 +1,29 @@ +# Copyright 2018 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. + +"""Rule that allows select() to differentiate between compilers.""" + +load("@bazel_tools//tools/cpp:toolchain_utils.bzl", "find_cpp_toolchain", "use_cpp_toolchain") + +def _compiler_flag_impl(ctx): + toolchain = find_cpp_toolchain(ctx) + return [config_common.FeatureFlagInfo(value = toolchain.compiler)] + +compiler_flag = rule( + implementation = _compiler_flag_impl, + attrs = { + "_cc_toolchain": attr.label(default = Label("@bazel_tools//tools/cpp:current_cc_toolchain")), + }, + toolchains = use_cpp_toolchain(), +) |