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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "base/threading/thread.h" | 5 #include "base/threading/thread.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/debug/alias.h" | |
9 #include "base/lazy_instance.h" | 8 #include "base/lazy_instance.h" |
10 #include "base/third_party/dynamic_annotations/dynamic_annotations.h" | 9 #include "base/third_party/dynamic_annotations/dynamic_annotations.h" |
11 #include "base/threading/thread_id_name_manager.h" | 10 #include "base/threading/thread_id_name_manager.h" |
12 #include "base/threading/thread_local.h" | 11 #include "base/threading/thread_local.h" |
13 #include "base/threading/thread_restrictions.h" | 12 #include "base/threading/thread_restrictions.h" |
14 #include "base/synchronization/waitable_event.h" | 13 #include "base/synchronization/waitable_event.h" |
15 | 14 |
16 #if defined(OS_WIN) | 15 #if defined(OS_WIN) |
17 #include "base/win/scoped_com_initializer.h" | 16 #include "base/win/scoped_com_initializer.h" |
18 #endif | 17 #endif |
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166 bool Thread::GetThreadWasQuitProperly() { | 165 bool Thread::GetThreadWasQuitProperly() { |
167 bool quit_properly = true; | 166 bool quit_properly = true; |
168 #ifndef NDEBUG | 167 #ifndef NDEBUG |
169 quit_properly = lazy_tls_bool.Pointer()->Get(); | 168 quit_properly = lazy_tls_bool.Pointer()->Get(); |
170 #endif | 169 #endif |
171 return quit_properly; | 170 return quit_properly; |
172 } | 171 } |
173 | 172 |
174 void Thread::ThreadMain() { | 173 void Thread::ThreadMain() { |
175 { | 174 { |
176 #if defined(OS_MACOSX) | |
177 // Store the thread name on the stack to debug <http://crbug.com/274705>. | |
178 // End with a byte sequence of <EOT><BEL><NUL> to make it easier to grep in | |
179 // the minidump stack dump. | |
180 const size_t kThreadNameSize = 50; | |
181 char thread_name[kThreadNameSize]; | |
182 strncpy(thread_name, name_.c_str(), kThreadNameSize); | |
183 thread_name[kThreadNameSize - 1] = '\0'; | |
184 thread_name[kThreadNameSize - 2] = '\7'; | |
185 thread_name[kThreadNameSize - 3] = '\3'; | |
186 base::debug::Alias(thread_name); | |
187 #endif | |
188 | |
189 // The message loop for this thread. | 175 // The message loop for this thread. |
190 // Allocated on the heap to centralize any leak reports at this line. | 176 // Allocated on the heap to centralize any leak reports at this line. |
191 scoped_ptr<MessageLoop> message_loop( | 177 scoped_ptr<MessageLoop> message_loop( |
192 new MessageLoop(startup_data_->options.message_loop_type)); | 178 new MessageLoop(startup_data_->options.message_loop_type)); |
193 | 179 |
194 // Complete the initialization of our Thread object. | 180 // Complete the initialization of our Thread object. |
195 thread_id_ = PlatformThread::CurrentId(); | 181 thread_id_ = PlatformThread::CurrentId(); |
196 PlatformThread::SetName(name_.c_str()); | 182 PlatformThread::SetName(name_.c_str()); |
197 ANNOTATE_THREAD_NAME(name_.c_str()); // Tell the name to race detector. | 183 ANNOTATE_THREAD_NAME(name_.c_str()); // Tell the name to race detector. |
198 message_loop->set_thread_name(name_); | 184 message_loop->set_thread_name(name_); |
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224 | 210 |
225 #if defined(OS_WIN) | 211 #if defined(OS_WIN) |
226 com_initializer.reset(); | 212 com_initializer.reset(); |
227 #endif | 213 #endif |
228 | 214 |
229 // Assert that MessageLoop::Quit was called by ThreadQuitHelper. | 215 // Assert that MessageLoop::Quit was called by ThreadQuitHelper. |
230 DCHECK(GetThreadWasQuitProperly()); | 216 DCHECK(GetThreadWasQuitProperly()); |
231 | 217 |
232 // We can't receive messages anymore. | 218 // We can't receive messages anymore. |
233 message_loop_ = NULL; | 219 message_loop_ = NULL; |
234 | |
235 #if defined(OS_MACOSX) | |
236 base::debug::Alias(thread_name); | |
237 #endif | |
238 } | 220 } |
239 } | 221 } |
240 | 222 |
241 } // namespace base | 223 } // namespace base |
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