| # Copyright (C) 2021 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. |
| |
| import("perfetto.gni") |
| |
| template("perfetto_cc_proto_descriptor") { |
| is_target = defined(invoker.descriptor_target) |
| is_path = defined(invoker.descriptor_path) |
| |
| # You must define exactly one of: |
| # descriptor_target |
| # descriptor_path |
| assert((is_target || is_path) && !(is_target && is_path)) |
| |
| config("${target_name}_config") { |
| include_dirs = [ "${root_gen_dir}/${perfetto_root_path}" ] |
| } |
| |
| action(target_name) { |
| generated_header = "${target_gen_dir}/${invoker.descriptor_name}.h" |
| if (is_target) { |
| descriptor_file_path = |
| get_label_info(invoker.descriptor_target, "target_gen_dir") + |
| "/${invoker.descriptor_name}" |
| deps = [ invoker.descriptor_target ] |
| } else { |
| descriptor_file_path = invoker.descriptor_path |
| deps = [] |
| } |
| |
| script = "$perfetto_root_path/tools/gen_cc_proto_descriptor.py" |
| args = [ |
| "--gen_dir", |
| rebase_path(root_gen_dir, root_build_dir), |
| "--cpp_out", |
| rebase_path(generated_header, root_build_dir), |
| rebase_path(descriptor_file_path, root_build_dir), |
| ] |
| inputs = [ descriptor_file_path ] |
| outputs = [ generated_header ] |
| public_configs = [ ":${target_name}_config" ] |
| } |
| } |