chromium/base/tracing/perfetto_task_runner.cc

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/tracing/perfetto_task_runner.h"

#include <memory>
#include <utility>

#include "base/auto_reset.h"
#include "base/containers/contains.h"
#include "base/functional/bind.h"
#include "base/notreached.h"
#include "base/task/common/checked_lock_impl.h"
#include "base/task/common/scoped_defer_task_posting.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/thread_pool.h"
#include "base/task/thread_pool/thread_pool_instance.h"
#include "base/tracing/tracing_tls.h"
#include "build/build_config.h"

#include "base/debug/stack_trace.h"

namespace base {
namespace tracing {

PerfettoTaskRunner::PerfettoTaskRunner(
    scoped_refptr<base::SequencedTaskRunner> task_runner)
    : … { … }

PerfettoTaskRunner::~PerfettoTaskRunner() { … }

void PerfettoTaskRunner::PostTask(std::function<void()> task) { … }

void PerfettoTaskRunner::PostDelayedTask(std::function<void()> task,
                                         uint32_t delay_ms) { … }

bool PerfettoTaskRunner::RunsTasksOnCurrentThread() const { … }

// PlatformHandle is an int on POSIX, a HANDLE on Windows.
void PerfettoTaskRunner::AddFileDescriptorWatch(
    perfetto::base::PlatformHandle fd,
    std::function<void()> callback) { … }

void PerfettoTaskRunner::RemoveFileDescriptorWatch(
    perfetto::base::PlatformHandle fd) { … }

void PerfettoTaskRunner::ResetTaskRunnerForTesting(
    scoped_refptr<base::SequencedTaskRunner> task_runner) { … }

scoped_refptr<base::SequencedTaskRunner>
PerfettoTaskRunner::GetOrCreateTaskRunner() { … }

#if (BUILDFLAG(IS_POSIX) && !BUILDFLAG(IS_NACL)) || BUILDFLAG(IS_FUCHSIA)
PerfettoTaskRunner::FDControllerAndCallback::FDControllerAndCallback() =
    default;

PerfettoTaskRunner::FDControllerAndCallback::~FDControllerAndCallback() =
    default;
#endif  // (BUILDFLAG(IS_POSIX) && !BUILDFLAG(IS_NACL)) || BUILDFLAG(IS_FUCHSIA)

}  // namespace tracing
}  // namespace base