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59 lines
2.2 KiB
59 lines
2.2 KiB
# Copyright (C) 2019 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import("perfetto.gni")
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# A template to make host tools handier. The main problem it solves is that when
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# building host toolchain tools on an Android build, the executables end up in
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# out/xxx/gcc_like_host, which is an inconvenient location. Our developers
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# (and also some of our scripts) expect them to live in out/xxx/.
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# This template takes care takes care of building the target only on the host
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# toolchain and copy it over in the root build directory.
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template("perfetto_host_executable") {
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if (current_toolchain == host_toolchain) {
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executable(target_name) {
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if (defined(invoker.configs)) {
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configs += invoker.configs
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}
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forward_variables_from(invoker, "*", [ "configs" ])
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}
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} else {
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not_needed(invoker, "*", [ "testonly" ])
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_host_target = ":$target_name($host_toolchain)"
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_testonly = defined(invoker.testonly) && invoker.testonly
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if ((perfetto_build_with_embedder && !build_with_chromium) ||
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is_perfetto_build_generator) {
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# Don't copy anything in V8 and other GN embedder builds, just add a
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# dependency to the host target. This causes problems on some bots.
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# (See crbug.com/1002599).
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group(target_name) {
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testonly = _testonly
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deps = [ _host_target ]
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}
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} else {
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copy(target_name) {
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testonly = _testonly
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deps = [ _host_target ]
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_host_out_dir = get_label_info(_host_target, "root_out_dir")
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_extension = ""
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if (host_os == "win") {
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_extension = ".exe"
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}
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sources = [ "$_host_out_dir/$target_name${_extension}" ]
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outputs = [ "$root_out_dir/$target_name${_extension}" ]
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}
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}
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}
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}
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