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39 lines
1.3 KiB
39 lines
1.3 KiB
/*
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* Copyright (C) 2017 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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*/
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#pragma once
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#include <backtrace/Backtrace.h>
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#include <log/log.h>
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#include <memory>
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class CallStack {
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public:
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// Create a callstack with the current thread's stack trace.
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// Immediately dump it to logcat using the given logtag.
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static void log(const char* logtag) noexcept {
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std::unique_ptr<Backtrace> backtrace(
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Backtrace::Create(BACKTRACE_CURRENT_PROCESS, BACKTRACE_CURRENT_THREAD));
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if (backtrace->Unwind(2)) {
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for (size_t i = 0, c = backtrace->NumFrames(); i < c; i++) {
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__android_log_print(ANDROID_LOG_DEBUG, logtag, "%s",
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backtrace->FormatFrameData(i).c_str());
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}
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}
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}
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};
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