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| 1 /* | |
| 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions | |
| 6 * are met: | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | |
| 10 * notice, this list of conditions and the following disclaimer in the | |
| 11 * documentation and/or other materials provided with the distribution. | |
| 12 * | |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 * | |
| 25 */ | |
| 26 | |
| 27 #ifndef WTFThreadData_h | |
| 28 #define WTFThreadData_h | |
| 29 | |
| 30 #include <wtf/HashMap.h> | |
| 31 #include <wtf/HashSet.h> | |
| 32 #include <wtf/Noncopyable.h> | |
| 33 #include <wtf/StackBounds.h> | |
| 34 #include <wtf/StackStats.h> | |
| 35 #include <wtf/text/StringHash.h> | |
| 36 #include <wtf/ThreadSpecific.h> | |
| 37 #include <wtf/Threading.h> | |
| 38 | |
| 39 namespace WTF { | |
| 40 | |
| 41 class AtomicStringTable; | |
| 42 | |
| 43 typedef void (*AtomicStringTableDestructor)(AtomicStringTable*); | |
| 44 | |
| 45 class WTFThreadData { | |
| 46 WTF_MAKE_NONCOPYABLE(WTFThreadData); | |
| 47 public: | |
| 48 WTF_EXPORT_PRIVATE WTFThreadData(); | |
| 49 WTF_EXPORT_PRIVATE ~WTFThreadData(); | |
| 50 | |
| 51 AtomicStringTable* atomicStringTable() | |
| 52 { | |
| 53 return m_atomicStringTable; | |
| 54 } | |
| 55 | |
| 56 void* m_apiData; | |
| 57 | |
| 58 private: | |
| 59 AtomicStringTable* m_atomicStringTable; | |
| 60 AtomicStringTableDestructor m_atomicStringTableDestructor; | |
| 61 | |
| 62 static WTF_EXPORTDATA ThreadSpecific<WTFThreadData>* staticData; | |
| 63 friend WTFThreadData& wtfThreadData(); | |
| 64 friend class AtomicStringTable; | |
| 65 }; | |
| 66 | |
| 67 inline WTFThreadData& wtfThreadData() | |
| 68 { | |
| 69 // WRT WebCore: | |
| 70 // WTFThreadData is used on main thread before it could possibly be used | |
| 71 // on secondary ones, so there is no need for synchronization here. | |
| 72 // WRT JavaScriptCore: | |
| 73 // wtfThreadData() is initially called from initializeThreading(), ensuri
ng | |
| 74 // this is initially called in a pthread_once locked context. | |
| 75 if (!WTFThreadData::staticData) | |
| 76 WTFThreadData::staticData = new ThreadSpecific<WTFThreadData>; | |
| 77 return **WTFThreadData::staticData; | |
| 78 } | |
| 79 | |
| 80 } // namespace WTF | |
| 81 | |
| 82 using WTF::WTFThreadData; | |
| 83 using WTF::wtfThreadData; | |
| 84 | |
| 85 #endif // WTFThreadData_h | |
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Chromium Code Reviews
Issue 14238015:
Move Source/WTF/wtf to Source/wtf (Closed)
Base URL: svn://svn.chromium.org/blink/trunk