From 40736c5763bf61337c8c14e16d8587db021a87d4 Mon Sep 17 00:00:00 2001
From: Simon Hausmann <simon.hausmann@nokia.com>
Date: Fri, 6 Jan 2012 14:44:00 +0100
Subject: Imported WebKit commit 2ea9d364d0f6efa8fa64acf19f451504c59be0e4
 (http://svn.webkit.org/repository/webkit/trunk@104285)

---
 Source/JavaScriptCore/wtf/ThreadSpecificWin.cpp | 53 +++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 Source/JavaScriptCore/wtf/ThreadSpecificWin.cpp

(limited to 'Source/JavaScriptCore/wtf/ThreadSpecificWin.cpp')

diff --git a/Source/JavaScriptCore/wtf/ThreadSpecificWin.cpp b/Source/JavaScriptCore/wtf/ThreadSpecificWin.cpp
new file mode 100644
index 000000000..d72996a7a
--- /dev/null
+++ b/Source/JavaScriptCore/wtf/ThreadSpecificWin.cpp
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2009 Jian Li <jianli@chromium.org>
+ *
+ * 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 "ThreadSpecific.h"
+
+#if USE(PTHREADS)
+#error This file should not be compiled by ports that do not use Windows native ThreadSpecific implementation.
+#endif
+
+namespace WTF {
+
+long& tlsKeyCount()
+{
+    static long count;
+    return count;
+}
+
+DWORD* tlsKeys()
+{
+    static DWORD keys[kMaxTlsKeySize];
+    return keys;
+}
+
+void ThreadSpecificThreadExit()
+{
+    for (long i = 0; i < tlsKeyCount(); i++) {
+        // The layout of ThreadSpecific<T>::Data does not depend on T. So we are safe to do the static cast to ThreadSpecific<int> in order to access its data member.
+        ThreadSpecific<int>::Data* data = static_cast<ThreadSpecific<int>::Data*>(TlsGetValue(tlsKeys()[i]));
+        if (data)
+            data->destructor(data);
+    }
+}
+
+} // namespace WTF
-- 
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