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perfetto_cc_proto_descriptor.gni
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perfetto_cc_proto_descriptor.gni
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# 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
#
# 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("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" ]
metadata = {
perfetto_action_type_for_generator = [ "cc_proto_descriptor" ]
}
}
}