| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "base/threading/platform_thread.h" |
| |
| #include <pthread.h> |
| #include <sched.h> |
| |
| #include "base/threading/platform_thread_internal_posix.h" |
| |
| namespace base { |
| |
| namespace internal { |
| |
| const ThreadPriorityToNiceValuePair kThreadPriorityToNiceValueMap[4] = { |
| {ThreadPriority::BACKGROUND, 10}, |
| {ThreadPriority::NORMAL, 0}, |
| {ThreadPriority::DISPLAY, -8}, |
| {ThreadPriority::REALTIME_AUDIO, -10}, |
| }; |
| |
| bool SetCurrentThreadPriorityForPlatform(ThreadPriority priority) { |
| sched_param prio = {0}; |
| prio.sched_priority = ThreadPriorityToNiceValue(priority); |
| return pthread_setschedparam(pthread_self(), SCHED_OTHER, &prio) == 0; |
| } |
| |
| bool GetCurrentThreadPriorityForPlatform(ThreadPriority* priority) { |
| sched_param prio = {0}; |
| int policy; |
| if (pthread_getschedparam(pthread_self(), &policy, &prio) != 0) { |
| return false; |
| } |
| *priority = NiceValueToThreadPriority(prio.sched_priority); |
| return true; |
| } |
| |
| } // namespace internal |
| |
| void InitThreading() {} |
| |
| void TerminateOnThread() {} |
| |
| size_t GetDefaultThreadStackSize(const pthread_attr_t& attributes) { |
| return 0; |
| } |
| |
| // static |
| void PlatformThread::SetName(const std::string& name) { |
| // TODO(fuchsia): There's no available API at the moment to set the thread |
| // name. See https://crbug.com/725726. |
| } |
| |
| } // namespace base |