pw_toolchain/default/BUILD.gn

# Copyright 2021 The Pigweed Authors
#
# 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
#
#     https://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.

import("//build_overrides/pigweed.gni")

import("$dir_pw_toolchain/non_c_toolchain.gni")

# A toolchain that provides no C/C++ compiler for use as Pigweed's default
# toolchain. This toolchain cannot compile C/C++, and trying to use it to do so
# causes errors. The top-level BUILD.gn must explicitly specify the non-default
# toolchains to use for each build.
pw_non_c_toolchain("default") {
  # If the user tries to build a target with the default toolchain, run a script
  # printing out the error.
  command = "python " +
            rebase_path("$dir_pw_toolchain/py/pw_toolchain/bad_toolchain.py",
                        root_build_dir)
}