# Copyright (C) 2023 The Android Open Source Project
#
# 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.

"""For Android kernel builds, configure CC toolchain for host binaries."""

load(
    "@bazel_tools//tools/cpp:cc_toolchain_config_lib.bzl",
    "feature",
)

# From _setup_env.sh, HOSTCFLAGS / HOSTLDFLAGS
# Note: openssl (via boringssl) and elfutils should be added explicitly
# via //prebuilts/kernel-build-tools:linux_x86_imported_libs
# Hence not listed here.
# See example in //build/kernel/kleaf/tests/cc_testing:openssl_client

def _linux_ldflags():
    # From _setup_env.sh
    # HOSTLDFLAGS
    return feature(
        name = "kleaf-host-ldflags",
        enabled = True,
        implies = [
            "kleaf-lld-compiler-rt",
        ],
    )

def _linux_features(_ctx):
    return [
        _linux_ldflags(),
    ]

linux = struct(
    features = _linux_features,
)