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authorDebi King (Dessie) <dessie@lindenlab.com>2011-10-06 14:00:26 -0400
committerDebi King (Dessie) <dessie@lindenlab.com>2011-10-06 14:00:26 -0400
commit0a4b187301e1d5521dda7d2f157a94f02d597365 (patch)
tree92cee20619bc5406670689bfa06bf9dc45c23bc4 /indra/llcommon/llscopedvolatileaprpool.h
parenta7076142429eb604e4f756223b70ff85a5ea3490 (diff)
parent6095127468f91770abe276b7d55754bbec228df3 (diff)
merged .hgtags
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+/**
+ * @file llscopedvolatileaprpool.h
+ * @brief Implementation of LLScopedVolatileAPRPool
+ *
+ * $LicenseInfo:firstyear=2010&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2011, 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
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLSCOPEDVOLATILEAPRPOOL_H
+#define LL_LLSCOPEDVOLATILEAPRPOOL_H
+
+#include "llthread.h"
+
+/** Scoped volatile memory pool.
+ *
+ * As the LLVolatileAPRPool should never keep allocations very
+ * long, its most common use is for allocations with a lifetime
+ * equal to it's scope.
+ *
+ * This is a convenience class that makes just a little easier to type.
+ */
+class LL_COMMON_API LLScopedVolatileAPRPool
+{
+private:
+ LLVolatileAPRPool& mPool;
+ apr_pool_t* mScopedAPRpool; // The use of apr_pool_t is OK here.
+public:
+ LLScopedVolatileAPRPool() : mPool(LLThreadLocalData::tldata().mVolatileAPRPool), mScopedAPRpool(mPool.getVolatileAPRPool()) { }
+ ~LLScopedVolatileAPRPool() { mPool.clearVolatileAPRPool(); }
+ //! @attention Only use this to pass the underlaying pointer to a libapr-1 function that requires it.
+ operator apr_pool_t*() const { return mScopedAPRpool; } // The use of apr_pool_t is OK here.
+};
+
+#endif