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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: Thread local storage is a bit tricky to get right. Please make | 5 // WARNING: Thread local storage is a bit tricky to get right. Please make |
6 // sure that this is really the proper solution for what you're trying to | 6 // sure that this is really the proper solution for what you're trying to |
7 // achieve. Don't prematurely optimize, most likely you can just use a Lock. | 7 // achieve. Don't prematurely optimize, most likely you can just use a Lock. |
8 // | 8 // |
9 // These classes implement a wrapper around the platform's TLS storage | 9 // These classes implement a wrapper around the platform's TLS storage |
10 // mechanism. On construction, they will allocate a TLS slot, and free the | 10 // mechanism. On construction, they will allocate a TLS slot, and free the |
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45 // // Return the current MyClass associated with the calling thread, can be | 45 // // Return the current MyClass associated with the calling thread, can be |
46 // // NULL if there isn't a MyClass associated. | 46 // // NULL if there isn't a MyClass associated. |
47 // MyClass* MyClass::current() { | 47 // MyClass* MyClass::current() { |
48 // return Singleton<ThreadLocalPointer<MyClass> >::get()->Get(); | 48 // return Singleton<ThreadLocalPointer<MyClass> >::get()->Get(); |
49 // } | 49 // } |
50 | 50 |
51 #ifndef BASE_THREADING_THREAD_LOCAL_H_ | 51 #ifndef BASE_THREADING_THREAD_LOCAL_H_ |
52 #define BASE_THREADING_THREAD_LOCAL_H_ | 52 #define BASE_THREADING_THREAD_LOCAL_H_ |
53 | 53 |
54 #include "base/base_export.h" | 54 #include "base/base_export.h" |
55 #include "base/basictypes.h" | 55 #include "base/macros.h" |
56 #include "base/threading/thread_local_storage.h" | 56 #include "base/threading/thread_local_storage.h" |
| 57 #include "build/build_config.h" |
57 | 58 |
58 #if defined(OS_POSIX) | 59 #if defined(OS_POSIX) |
59 #include <pthread.h> | 60 #include <pthread.h> |
60 #endif | 61 #endif |
61 | 62 |
62 namespace base { | 63 namespace base { |
63 namespace internal { | 64 namespace internal { |
64 | 65 |
65 // Helper functions that abstract the cross-platform APIs. Do not use directly. | 66 // Helper functions that abstract the cross-platform APIs. Do not use directly. |
66 struct BASE_EXPORT ThreadLocalPlatform { | 67 struct BASE_EXPORT ThreadLocalPlatform { |
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124 | 125 |
125 private: | 126 private: |
126 ThreadLocalPointer<void> tlp_; | 127 ThreadLocalPointer<void> tlp_; |
127 | 128 |
128 DISALLOW_COPY_AND_ASSIGN(ThreadLocalBoolean); | 129 DISALLOW_COPY_AND_ASSIGN(ThreadLocalBoolean); |
129 }; | 130 }; |
130 | 131 |
131 } // namespace base | 132 } // namespace base |
132 | 133 |
133 #endif // BASE_THREADING_THREAD_LOCAL_H_ | 134 #endif // BASE_THREADING_THREAD_LOCAL_H_ |
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