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1 /* | 1 /* |
2 * Copyright 2016 The WebRTC Project Authors. All rights reserved. | 2 * Copyright 2016 The WebRTC Project Authors. All rights reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #include "webrtc/base/task_queue_posix.h" | 11 #include "webrtc/rtc_base/task_queue_posix.h" |
12 | 12 |
13 #include "webrtc/base/checks.h" | 13 #include "webrtc/rtc_base/checks.h" |
14 #include "webrtc/base/task_queue.h" | 14 #include "webrtc/rtc_base/task_queue.h" |
15 | 15 |
16 namespace rtc { | 16 namespace rtc { |
17 namespace internal { | 17 namespace internal { |
18 pthread_key_t g_queue_ptr_tls = 0; | 18 pthread_key_t g_queue_ptr_tls = 0; |
19 | 19 |
20 void InitializeTls() { | 20 void InitializeTls() { |
21 RTC_CHECK(pthread_key_create(&g_queue_ptr_tls, nullptr) == 0); | 21 RTC_CHECK(pthread_key_create(&g_queue_ptr_tls, nullptr) == 0); |
22 } | 22 } |
23 | 23 |
24 pthread_key_t GetQueuePtrTls() { | 24 pthread_key_t GetQueuePtrTls() { |
25 static pthread_once_t init_once = PTHREAD_ONCE_INIT; | 25 static pthread_once_t init_once = PTHREAD_ONCE_INIT; |
26 RTC_CHECK(pthread_once(&init_once, &InitializeTls) == 0); | 26 RTC_CHECK(pthread_once(&init_once, &InitializeTls) == 0); |
27 return g_queue_ptr_tls; | 27 return g_queue_ptr_tls; |
28 } | 28 } |
29 | 29 |
30 AutoSetCurrentQueuePtr::AutoSetCurrentQueuePtr(TaskQueue* q) | 30 AutoSetCurrentQueuePtr::AutoSetCurrentQueuePtr(TaskQueue* q) |
31 : prev_(TaskQueue::Current()) { | 31 : prev_(TaskQueue::Current()) { |
32 pthread_setspecific(GetQueuePtrTls(), q); | 32 pthread_setspecific(GetQueuePtrTls(), q); |
33 } | 33 } |
34 | 34 |
35 AutoSetCurrentQueuePtr::~AutoSetCurrentQueuePtr() { | 35 AutoSetCurrentQueuePtr::~AutoSetCurrentQueuePtr() { |
36 pthread_setspecific(GetQueuePtrTls(), prev_); | 36 pthread_setspecific(GetQueuePtrTls(), prev_); |
37 } | 37 } |
38 | 38 |
39 } // namespace internal | 39 } // namespace internal |
40 } // namespace rtc | 40 } // namespace rtc |
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