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1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/chrome_thread.h" | 5 #include "chrome/browser/chrome_thread.h" |
6 | 6 |
7 // Friendly names for the well-known threads. | 7 // Friendly names for the well-known threads. |
8 static const char* chrome_thread_names[ChromeThread::ID_COUNT] = { | 8 static const char* chrome_thread_names[ChromeThread::ID_COUNT] = { |
9 "", // UI (name assembled in browser_main.cc). | 9 "", // UI (name assembled in browser_main.cc). |
10 "Chrome_DBThread", // DB | 10 "Chrome_DBThread", // DB |
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47 // Double check that the threads are ordererd correctly in the enumeration. | 47 // Double check that the threads are ordererd correctly in the enumeration. |
48 for (int i = identifier_ + 1; i < ID_COUNT; ++i) { | 48 for (int i = identifier_ + 1; i < ID_COUNT; ++i) { |
49 DCHECK(!chrome_threads_[i]) << | 49 DCHECK(!chrome_threads_[i]) << |
50 "Threads must be listed in the reverse order that they die"; | 50 "Threads must be listed in the reverse order that they die"; |
51 } | 51 } |
52 #endif | 52 #endif |
53 } | 53 } |
54 | 54 |
55 // static | 55 // static |
56 bool ChromeThread::CurrentlyOn(ID identifier) { | 56 bool ChromeThread::CurrentlyOn(ID identifier) { |
57 // chrome_threads_[identifier] will be NULL if none is running. This is often | |
58 // true when running under unit tests. This behavior actually works out | |
59 // pretty conveniently but it's worth noting here. | |
60 AutoLock lock(lock_); | 57 AutoLock lock(lock_); |
61 DCHECK(identifier >= 0 && identifier < ID_COUNT); | 58 DCHECK(identifier >= 0 && identifier < ID_COUNT); |
62 return chrome_threads_[identifier] && | 59 return chrome_threads_[identifier] && |
63 chrome_threads_[identifier]->message_loop() == MessageLoop::current(); | 60 chrome_threads_[identifier]->message_loop() == MessageLoop::current(); |
64 } | 61 } |
65 | 62 |
66 // static | 63 // static |
67 bool ChromeThread::PostTask(ID identifier, | 64 bool ChromeThread::PostTask(ID identifier, |
68 const tracked_objects::Location& from_here, | 65 const tracked_objects::Location& from_here, |
69 Task* task) { | 66 Task* task) { |
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141 } | 138 } |
142 } else { | 139 } else { |
143 delete task; | 140 delete task; |
144 } | 141 } |
145 | 142 |
146 if (!guaranteed_to_outlive_target_thread) | 143 if (!guaranteed_to_outlive_target_thread) |
147 lock_.Release(); | 144 lock_.Release(); |
148 | 145 |
149 return !!message_loop; | 146 return !!message_loop; |
150 } | 147 } |
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