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/*
* Copyright (C) 2004, 2005, 2006, 2007, 2008, 2013 Apple Inc. All rights reserved.
* Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
* Copyright (C) 2012 Google Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include "config.h"
#include "AtomicStringTable.h"
#include <wtf/HashSet.h>
#include <wtf/MainThread.h>
#include <wtf/WTFThreadData.h>
namespace WTF {
void AtomicStringTable::create(WTFThreadData& data)
{
#if USE(WEB_THREAD)
// On iOS, one AtomicStringTable is shared between the main UI thread and the WebThread.
static AtomicStringTable* sharedStringTable = new AtomicStringTable;
bool currentThreadIsWebThread = isWebThread();
if (currentThreadIsWebThread || isUIThread())
data.m_atomicStringTable = sharedStringTable;
else
data.m_atomicStringTable = new AtomicStringTable;
// We do the following so that its destruction happens only
// once - on the main UI thread.
if (!currentThreadIsWebThread)
data.m_atomicStringTableDestructor = AtomicStringTable::destroy;
#else
data.m_atomicStringTable = new AtomicStringTable;
data.m_atomicStringTableDestructor = AtomicStringTable::destroy;
#endif // USE(WEB_THREAD)
}
void AtomicStringTable::destroy(AtomicStringTable* table)
{
HashSet<StringImpl*>::iterator end = table->m_table.end();
for (HashSet<StringImpl*>::iterator iter = table->m_table.begin(); iter != end; ++iter)
(*iter)->setIsAtomic(false);
delete table;
}
}
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