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97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of Beast: https://github.com/vinniefalco/Beast
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Copyright 2013, Vinnie Falco <vinnie.falco@gmail.com>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef BEAST_CORE_THREAD_DETAIL_TRACKEDMUTEX_H_INCLUDED
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#define BEAST_CORE_THREAD_DETAIL_TRACKEDMUTEX_H_INCLUDED
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class TrackedMutex;
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namespace detail
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{
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struct TrackedMutexBasics
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{
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struct PerThreadData;
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typedef List <TrackedMutex> ThreadLockList;
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typedef List <PerThreadData> GlobalThreadList;
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// Retrieve an atomic counter unique to class Object
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template <typename Object>
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static Atomic <int>& getCounter () noexcept
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{
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static Atomic <int> counter;
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return counter;
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}
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template <typename Object>
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inline static String createName (String name,
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char const* fileName, int lineNumber)
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{
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return createName (name, fileName, lineNumber,
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++getCounter <Object> ());
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}
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static String createName (String name,
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char const* fileName, int lineNumber, int instanceNumber = 0);
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struct PerThreadData
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: GlobalThreadList::Node
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{
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PerThreadData ();
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int id;
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int refCount;
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ThreadLockList list;
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CriticalSection mutex;
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TrackedMutex const* blocked;
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String threadName; // at the time of the block
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String sourceLocation; // at the time of the block
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};
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// This turns the thread local into a POD which will be
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// initialized to all zeroes. We use the 'id' flag to
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// know to initialize.
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//
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struct PerThreadDataStorage
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{
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BEAST_ALIGN(8)
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unsigned char bytes [sizeof (PerThreadData)];
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};
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static Atomic <int> lastThreadId;
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static ThreadLocalValue <PerThreadDataStorage> threadLocal;
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static PerThreadData& getPerThreadData ();
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struct Lists
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{
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GlobalThreadList allThreads;
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};
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static CriticalSection& getGlobalMutex ();
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static Lists& getLists ();
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};
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} // namespace detail
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#endif
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