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Diffstat (limited to 'src/3rdparty/javascriptcore/JavaScriptCore/wtf/ThreadIdentifierDataPthreads.h')
-rw-r--r-- | src/3rdparty/javascriptcore/JavaScriptCore/wtf/ThreadIdentifierDataPthreads.h | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/wtf/ThreadIdentifierDataPthreads.h b/src/3rdparty/javascriptcore/JavaScriptCore/wtf/ThreadIdentifierDataPthreads.h deleted file mode 100644 index 3af87a8..0000000 --- a/src/3rdparty/javascriptcore/JavaScriptCore/wtf/ThreadIdentifierDataPthreads.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * Copyright (C) 2009 Google Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following disclaimer - * in the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef ThreadIdentifierDataPthreads_h -#define ThreadIdentifierDataPthreads_h - -#include <wtf/Noncopyable.h> -#include <wtf/Threading.h> - -namespace WTF { - -// Holds ThreadIdentifier in the thread-specific storage and employs pthreads-specific 2-pass destruction to reliably remove -// ThreadIdentifier from threadMap. It assumes regular ThreadSpecific types don't use multiple-pass destruction. -class ThreadIdentifierData : public Noncopyable { -public: - ~ThreadIdentifierData(); - - // Creates and puts an instance of ThreadIdentifierData into thread-specific storage. - static void initialize(ThreadIdentifier identifier); - - // Returns 0 if thread-specific storage was not initialized. - static ThreadIdentifier identifier(); - -private: - ThreadIdentifierData(ThreadIdentifier identifier) - : m_identifier(identifier) - , m_isDestroyedOnce(false) - { - } - - // This thread-specific destructor is called 2 times when thread terminates: - // - first, when all the other thread-specific destructors are called, it simply remembers it was 'destroyed once' - // and re-sets itself into the thread-specific slot to make Pthreads to call it again later. - // - second, after all thread-specific destructors were invoked, it gets called again - this time, we remove the - // ThreadIdentifier from the threadMap, completing the cleanup. - static void destruct(void* data); - - static void initializeKeyOnceHelper(); - static void initializeKeyOnce(); - - ThreadIdentifier m_identifier; - bool m_isDestroyedOnce; - static pthread_key_t m_key; -}; - -} // namespace WTF - -#endif // ThreadIdentifierDataPthreads_h - - |