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Side by Side Diff: base/threading/simple_thread.h

Issue 1550503002: Switch to standard integer types in base/threading/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 12 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 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 // WARNING: You should probably be using Thread (thread.h) instead. Thread is 5 // WARNING: You should probably be using Thread (thread.h) instead. Thread is
6 // Chrome's message-loop based Thread abstraction, and if you are a 6 // Chrome's message-loop based Thread abstraction, and if you are a
7 // thread running in the browser, there will likely be assumptions 7 // thread running in the browser, there will likely be assumptions
8 // that your thread will have an associated message loop. 8 // that your thread will have an associated message loop.
9 // 9 //
10 // This is a simple thread interface that backs to a native operating system 10 // This is a simple thread interface that backs to a native operating system
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33 // // Start will return after the Thread has been successfully started and 33 // // Start will return after the Thread has been successfully started and
34 // // initialized. The newly created thread will invoke runner->Run(), and 34 // // initialized. The newly created thread will invoke runner->Run(), and
35 // // run until it returns. 35 // // run until it returns.
36 // thread.Join(); // Wait until the thread has exited. You *MUST* Join! 36 // thread.Join(); // Wait until the thread has exited. You *MUST* Join!
37 // // The SimpleThread object is still valid, however you may not call Join 37 // // The SimpleThread object is still valid, however you may not call Join
38 // // or Start again. 38 // // or Start again.
39 39
40 #ifndef BASE_THREADING_SIMPLE_THREAD_H_ 40 #ifndef BASE_THREADING_SIMPLE_THREAD_H_
41 #define BASE_THREADING_SIMPLE_THREAD_H_ 41 #define BASE_THREADING_SIMPLE_THREAD_H_
42 42
43 #include <stddef.h>
44
45 #include <queue>
43 #include <string> 46 #include <string>
44 #include <queue>
45 #include <vector> 47 #include <vector>
46 48
47 #include "base/base_export.h" 49 #include "base/base_export.h"
48 #include "base/basictypes.h"
49 #include "base/compiler_specific.h" 50 #include "base/compiler_specific.h"
50 #include "base/threading/platform_thread.h"
51 #include "base/synchronization/lock.h" 51 #include "base/synchronization/lock.h"
52 #include "base/synchronization/waitable_event.h" 52 #include "base/synchronization/waitable_event.h"
53 #include "base/threading/platform_thread.h"
53 54
54 namespace base { 55 namespace base {
55 56
56 // This is the base SimpleThread. You can derive from it and implement the 57 // This is the base SimpleThread. You can derive from it and implement the
57 // virtual Run method, or you can use the DelegateSimpleThread interface. 58 // virtual Run method, or you can use the DelegateSimpleThread interface.
58 class BASE_EXPORT SimpleThread : public PlatformThread::Delegate { 59 class BASE_EXPORT SimpleThread : public PlatformThread::Delegate {
59 public: 60 public:
60 class BASE_EXPORT Options { 61 class BASE_EXPORT Options {
61 public: 62 public:
62 Options() : stack_size_(0), priority_(ThreadPriority::NORMAL) {} 63 Options() : stack_size_(0), priority_(ThreadPriority::NORMAL) {}
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183 int num_threads_; 184 int num_threads_;
184 std::vector<DelegateSimpleThread*> threads_; 185 std::vector<DelegateSimpleThread*> threads_;
185 std::queue<Delegate*> delegates_; 186 std::queue<Delegate*> delegates_;
186 base::Lock lock_; // Locks delegates_ 187 base::Lock lock_; // Locks delegates_
187 WaitableEvent dry_; // Not signaled when there is no work to do. 188 WaitableEvent dry_; // Not signaled when there is no work to do.
188 }; 189 };
189 190
190 } // namespace base 191 } // namespace base
191 192
192 #endif // BASE_THREADING_SIMPLE_THREAD_H_ 193 #endif // BASE_THREADING_SIMPLE_THREAD_H_
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