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-rw-r--r--indra/llcommon/llthreadlocalstorage.cpp119
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diff --git a/indra/llcommon/llthreadlocalstorage.cpp b/indra/llcommon/llthreadlocalstorage.cpp
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+/**
+ * @file llthreadlocalstorage.cpp
+ * @author Richard
+ * @date 2013-1-11
+ * @brief implementation of thread local storage utility classes
+ *
+ * $LicenseInfo:firstyear=2013&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+#include "llthreadlocalstorage.h"
+#include "llapr.h"
+
+//
+//LLThreadLocalPointerBase
+//
+bool LLThreadLocalPointerBase::sInitialized = false;
+
+void LLThreadLocalPointerBase::set( void* value )
+{
+ llassert(sInitialized && mThreadKey);
+
+ apr_status_t result = apr_threadkey_private_set((void*)value, mThreadKey);
+ if (result != APR_SUCCESS)
+ {
+ ll_apr_warn_status(result);
+ LL_ERRS() << "Failed to set thread local data" << LL_ENDL;
+ }
+}
+
+void* LLThreadLocalPointerBase::get() const
+{
+ // llassert(sInitialized);
+ void* ptr;
+ apr_status_t result =
+ apr_threadkey_private_get(&ptr, mThreadKey);
+ if (result != APR_SUCCESS)
+ {
+ ll_apr_warn_status(result);
+ LL_ERRS() << "Failed to get thread local data" << LL_ENDL;
+ }
+ return ptr;
+}
+
+
+void LLThreadLocalPointerBase::initStorage( )
+{
+ apr_status_t result = apr_threadkey_private_create(&mThreadKey, NULL, gAPRPoolp);
+ if (result != APR_SUCCESS)
+ {
+ ll_apr_warn_status(result);
+ LL_ERRS() << "Failed to allocate thread local data" << LL_ENDL;
+ }
+}
+
+void LLThreadLocalPointerBase::destroyStorage()
+{
+ if (sInitialized)
+ {
+ if (mThreadKey)
+ {
+ apr_status_t result = apr_threadkey_private_delete(mThreadKey);
+ if (result != APR_SUCCESS)
+ {
+ ll_apr_warn_status(result);
+ LL_ERRS() << "Failed to delete thread local data" << LL_ENDL;
+ }
+ }
+ }
+}
+
+//static
+void LLThreadLocalPointerBase::initAllThreadLocalStorage()
+{
+ if (!sInitialized)
+ {
+ for (LLInstanceTracker<LLThreadLocalPointerBase>::instance_iter it = beginInstances(), end_it = endInstances();
+ it != end_it;
+ ++it)
+ {
+ (*it).initStorage();
+ }
+ sInitialized = true;
+ }
+}
+
+//static
+void LLThreadLocalPointerBase::destroyAllThreadLocalStorage()
+{
+ if (sInitialized)
+ {
+ //for (LLInstanceTracker<LLThreadLocalPointerBase>::instance_iter it = beginInstances(), end_it = endInstances();
+ // it != end_it;
+ // ++it)
+ //{
+ // (*it).destroyStorage();
+ //}
+ sInitialized = false;
+ }
+}