Merge branch 'master' of ssh://opensimulator.org/var/git/opensim into v3_support

21 files changed, 276 insertions, 103 deletions

diff --git a/OpenSim/Framework/Servers/BaseOpenSimServer.cs b/OpenSim/Framework/Servers/BaseOpenSimServer.cs
index 0dd01af..6a3135e 100644
--- a/OpenSim/Framework/Servers/BaseOpenSimServer.cs
+++ b/OpenSim/Framework/Servers/BaseOpenSimServer.cs
@@ -247,7 +247,7 @@ namespace OpenSim.Framework.Servers
             string reportFormat = "{0,6}   {1,35}   {2,16}   {3,13}   {4,10}   {5,30}";
 
             StringBuilder sb = new StringBuilder();
-            Watchdog.ThreadWatchdogInfo[] threads = Watchdog.GetThreads();
+            Watchdog.ThreadWatchdogInfo[] threads = Watchdog.GetThreadsInfo();
 
             sb.Append(threads.Length + " threads are being tracked:" + Environment.NewLine);
 
diff --git a/OpenSim/Framework/Servers/HttpServer/PollServiceRequestManager.cs b/OpenSim/Framework/Servers/HttpServer/PollServiceRequestManager.cs
index 2206feb..0062d4e 100644
--- a/OpenSim/Framework/Servers/HttpServer/PollServiceRequestManager.cs
+++ b/OpenSim/Framework/Servers/HttpServer/PollServiceRequestManager.cs
@@ -65,6 +65,7 @@ namespace OpenSim.Framework.Servers.HttpServer
                         String.Format("PollServiceWorkerThread{0}", i),
                         ThreadPriority.Normal,
                         false,
+                        true,
                         int.MaxValue);
             }
 
@@ -73,6 +74,7 @@ namespace OpenSim.Framework.Servers.HttpServer
                 "PollServiceWatcherThread",
                 ThreadPriority.Normal,
                 false,
+                true,
                 1000 * 60 * 10);
         }
 
diff --git a/OpenSim/Framework/Watchdog.cs b/OpenSim/Framework/Watchdog.cs
index 2dd6ebe..e93e50e 100644
--- a/OpenSim/Framework/Watchdog.cs
+++ b/OpenSim/Framework/Watchdog.cs
@@ -72,6 +72,11 @@ namespace OpenSim.Framework
             /// </summary>
             public bool IsTimedOut { get; set; }
 
+            /// <summary>
+            /// Will this thread trigger the alarm function if it has timed out?
+            /// </summary>
+            public bool AlarmIfTimeout { get; set; }
+
             public ThreadWatchdogInfo(Thread thread, int timeout)
             {
                 Thread = thread;
@@ -112,12 +117,13 @@ namespace OpenSim.Framework
         /// <param name="start">The method that will be executed in a new thread</param>
         /// <param name="name">A name to give to the new thread</param>
         /// <param name="priority">Priority to run the thread at</param>
-        /// <param name="isBackground">True to run this thread as a background
-        /// thread, otherwise false</param>
+        /// <param name="isBackground">True to run this thread as a background thread, otherwise false</param>
+        /// <param name="alarmIfTimeout">Trigger an alarm function is we have timed out</param>
         /// <returns>The newly created Thread object</returns>
-        public static Thread StartThread(ThreadStart start, string name, ThreadPriority priority, bool isBackground)
+        public static Thread StartThread(
+            ThreadStart start, string name, ThreadPriority priority, bool isBackground, bool alarmIfTimeout)
         {
-            return StartThread(start, name, priority, isBackground, WATCHDOG_TIMEOUT_MS);
+            return StartThread(start, name, priority, isBackground, alarmIfTimeout, WATCHDOG_TIMEOUT_MS);
         }
 
         /// <summary>
@@ -128,21 +134,21 @@ namespace OpenSim.Framework
         /// <param name="priority">Priority to run the thread at</param>
         /// <param name="isBackground">True to run this thread as a background
         /// thread, otherwise false</param>
-        /// <param name="timeout">
-        /// Number of milliseconds to wait until we issue a warning about timeout.
-        /// </para>
+        /// <param name="alarmIfTimeout">Trigger an alarm function is we have timed out</param>
+        /// <param name="timeout">Number of milliseconds to wait until we issue a warning about timeout.</param>
         /// <returns>The newly created Thread object</returns>
         public static Thread StartThread(
-            ThreadStart start, string name, ThreadPriority priority, bool isBackground, int timeout)
+            ThreadStart start, string name, ThreadPriority priority, bool isBackground, bool alarmIfTimeout, int timeout)
         {
             Thread thread = new Thread(start);
             thread.Name = name;
             thread.Priority = priority;
             thread.IsBackground = isBackground;
             
-            ThreadWatchdogInfo twi = new ThreadWatchdogInfo(thread, timeout);
+            ThreadWatchdogInfo twi = new ThreadWatchdogInfo(thread, timeout) { AlarmIfTimeout = alarmIfTimeout };
 
-            m_log.Debug("[WATCHDOG]: Started tracking thread \"" + twi.Thread.Name + "\" (ID " + twi.Thread.ManagedThreadId + ")");
+            m_log.DebugFormat(
+                "[WATCHDOG]: Started tracking thread {0}, ID {1}", twi.Thread.Name, twi.Thread.ManagedThreadId);
 
             lock (m_threads)
                 m_threads.Add(twi.Thread.ManagedThreadId, twi);
@@ -224,19 +230,39 @@ namespace OpenSim.Framework
         /// Get currently watched threads for diagnostic purposes
         /// </summary>
         /// <returns></returns>
-        public static ThreadWatchdogInfo[] GetThreads()
+        public static ThreadWatchdogInfo[] GetThreadsInfo()
         {
             lock (m_threads)
                 return m_threads.Values.ToArray();
         }
 
+        /// <summary>
+        /// Return the current thread's watchdog info.
+        /// </summary>
+        /// <returns>The watchdog info.  null if the thread isn't being monitored.</returns>
+        public static ThreadWatchdogInfo GetCurrentThreadInfo()
+        {
+            lock (m_threads)
+            {
+                if (m_threads.ContainsKey(Thread.CurrentThread.ManagedThreadId))
+                    return m_threads[Thread.CurrentThread.ManagedThreadId];
+            }
+
+            return null;
+        }
+
+        /// <summary>
+        /// Check watched threads.  Fire alarm if appropriate.
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
         private static void WatchdogTimerElapsed(object sender, System.Timers.ElapsedEventArgs e)
         {
             WatchdogTimeout callback = OnWatchdogTimeout;
 
             if (callback != null)
             {
-                ThreadWatchdogInfo timedOut = null;
+                List<ThreadWatchdogInfo> callbackInfos = null;
 
                 lock (m_threads)
                 {
@@ -246,21 +272,31 @@ namespace OpenSim.Framework
                     {
                         if (threadInfo.Thread.ThreadState == ThreadState.Stopped)
                         {
-                            timedOut = threadInfo;
                             RemoveThread(threadInfo.Thread.ManagedThreadId);
-                            break;
+
+                            if (callbackInfos == null)
+                                callbackInfos = new List<ThreadWatchdogInfo>();
+
+                            callbackInfos.Add(threadInfo);
                         }
                         else if (!threadInfo.IsTimedOut && now - threadInfo.LastTick >= threadInfo.Timeout)
                         {
                             threadInfo.IsTimedOut = true;
-                            timedOut = threadInfo;
-                            break;
+
+                            if (threadInfo.AlarmIfTimeout)
+                            {
+                                if (callbackInfos == null)
+                                    callbackInfos = new List<ThreadWatchdogInfo>();
+
+                                callbackInfos.Add(threadInfo);
+                            }
                         }
                     }
                 }
 
-                if (timedOut != null)
-                    callback(timedOut.Thread, timedOut.LastTick);
+                if (callbackInfos != null)
+                    foreach (ThreadWatchdogInfo callbackInfo in callbackInfos)
+                        callback(callbackInfo.Thread, callbackInfo.LastTick);
             }
 
             m_watchdogTimer.Start();
diff --git a/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
index 1e22fcc..fb6b11e 100644
--- a/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
@@ -244,8 +244,11 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             base.Start(m_recvBufferSize, m_asyncPacketHandling);
 
             // Start the packet processing threads
-            Watchdog.StartThread(IncomingPacketHandler, "Incoming Packets (" + m_scene.RegionInfo.RegionName + ")", ThreadPriority.Normal, false);
-            Watchdog.StartThread(OutgoingPacketHandler, "Outgoing Packets (" + m_scene.RegionInfo.RegionName + ")", ThreadPriority.Normal, false);
+            Watchdog.StartThread(
+                IncomingPacketHandler, "Incoming Packets (" + m_scene.RegionInfo.RegionName + ")", ThreadPriority.Normal, false, true);
+            Watchdog.StartThread(
+                OutgoingPacketHandler, "Outgoing Packets (" + m_scene.RegionInfo.RegionName + ")", ThreadPriority.Normal, false, true);
+
             m_elapsedMSSinceLastStatReport = Environment.TickCount;
         }
 
diff --git a/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiverModule.cs b/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiverModule.cs
index a81f36c..650069a 100644
--- a/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiverModule.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiverModule.cs
@@ -349,8 +349,6 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver
         {
             try
             {
-                m_log.Info("[INVENTORY ARCHIVER]: PLEASE NOTE THAT THIS FACILITY IS EXPERIMENTAL.  BUG REPORTS WELCOME.");
-                
                 Dictionary<string, object> options = new Dictionary<string, object>();
                 OptionSet optionSet = new OptionSet().Add("m|merge", delegate (string v) { options["merge"] = v != null; });
                 
@@ -412,7 +410,6 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver
                     return;
                 }
     
-                m_log.Info("[INVENTORY ARCHIVER]: PLEASE NOTE THAT THIS FACILITY IS EXPERIMENTAL.  BUG REPORTS WELCOME.");
                 if (options.ContainsKey("home"))
                     m_log.WarnFormat("[INVENTORY ARCHIVER]: Please be aware that inventory archives with creator information are not compatible with OpenSim 0.7.0.2 and earlier.  Do not use the -home option if you want to produce a compatible IAR");
 
diff --git a/OpenSim/Region/CoreModules/InterGrid/OpenGridProtocolModule.cs b/OpenSim/Region/CoreModules/InterGrid/OpenGridProtocolModule.cs
index f367739..a6e2548 100644
--- a/OpenSim/Region/CoreModules/InterGrid/OpenGridProtocolModule.cs
+++ b/OpenSim/Region/CoreModules/InterGrid/OpenGridProtocolModule.cs
@@ -1210,7 +1210,7 @@ namespace OpenSim.Region.CoreModules.InterGrid
             if (homeScene.TryGetScenePresence(avatarId,out avatar))
             {
                 KillAUser ku = new KillAUser(avatar,mod);
-                Watchdog.StartThread(ku.ShutdownNoLogout, "OGPShutdown", ThreadPriority.Normal, true);
+                Watchdog.StartThread(ku.ShutdownNoLogout, "OGPShutdown", ThreadPriority.Normal, true, true);
             }
         }
 
diff --git a/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs b/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs
index 1c503aa..f6d4b40 100644
--- a/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs
+++ b/OpenSim/Region/CoreModules/World/Land/LandManagementModule.cs
@@ -94,8 +94,11 @@ namespace OpenSim.Region.CoreModules.World.Land
 
         // caches ExtendedLandData
         private Cache parcelInfoCache;
-        private Dictionary<UUID, Vector3> forcedPosition =
-                new Dictionary<UUID, Vector3>();
+
+        /// <summary>
+        /// Record positions that avatar's are currently being forced to move to due to parcel entry restrictions.
+        /// </summary>
+        private Dictionary<UUID, Vector3> forcedPosition = new Dictionary<UUID, Vector3>();
 
         #region INonSharedRegionModule Members
 
@@ -224,22 +227,34 @@ namespace OpenSim.Region.CoreModules.World.Land
                 //When the avatar walks into a ban line on the ground, it prevents getting stuck
                 agentData.ControlFlags = (uint)AgentManager.ControlFlags.AGENT_CONTROL_FLY;
 
-
                 //Make sure we stop if they get about to the right place to prevent yoyo and prevents getting stuck on banlines
                 if (Vector3.Distance(clientAvatar.AbsolutePosition, forcedPosition[remoteClient.AgentId]) < .2)
                 {
-                    Debug.WriteLine(string.Format("Stopping force position because {0} is close enough to position {1}", forcedPosition[remoteClient.AgentId], clientAvatar.AbsolutePosition));
+//                    m_log.DebugFormat(
+//                        "[LAND MANAGEMENT MODULE]: Stopping force position of {0} because {1} is close enough to {2}",
+//                        clientAvatar.Name, clientAvatar.AbsolutePosition, forcedPosition[remoteClient.AgentId]);
+
                     forcedPosition.Remove(remoteClient.AgentId);
                 }
                 //if we are far away, teleport
                 else if (Vector3.Distance(clientAvatar.AbsolutePosition, forcedPosition[remoteClient.AgentId]) > 3)
                 {
-                    Debug.WriteLine(string.Format("Teleporting out because {0} is too far from avatar position {1}", forcedPosition[remoteClient.AgentId], clientAvatar.AbsolutePosition));
-                    clientAvatar.Teleport(forcedPosition[remoteClient.AgentId]);
+                    Vector3 forcePosition = forcedPosition[remoteClient.AgentId];
+//                    m_log.DebugFormat(
+//                        "[LAND MANAGEMENT MODULE]: Teleporting out {0} because {1} is too far from avatar position {2}",
+//                        clientAvatar.Name, clientAvatar.AbsolutePosition, forcePosition);
+
+                    m_scene.RequestTeleportLocation(remoteClient, m_scene.RegionInfo.RegionHandle,
+                        forcePosition, clientAvatar.Lookat, (uint)Constants.TeleportFlags.ForceRedirect);
+
                     forcedPosition.Remove(remoteClient.AgentId);
                 }
                 else
                 {
+//                    m_log.DebugFormat(
+//                        "[LAND MANAGEMENT MODULE]: Forcing {0} from {1} to {2}",
+//                        clientAvatar.Name, clientAvatar.AbsolutePosition, forcedPosition[remoteClient.AgentId]);
+
                     //Forces them toward the forced position we want if they aren't there yet
                     agentData.UseClientAgentPosition = true;
                     agentData.ClientAgentPosition = forcedPosition[remoteClient.AgentId];
diff --git a/OpenSim/Region/CoreModules/World/WorldMap/WorldMapModule.cs b/OpenSim/Region/CoreModules/World/WorldMap/WorldMapModule.cs
index b315d2c..74b047b 100644
--- a/OpenSim/Region/CoreModules/World/WorldMap/WorldMapModule.cs
+++ b/OpenSim/Region/CoreModules/World/WorldMap/WorldMapModule.cs
@@ -351,6 +351,7 @@ namespace OpenSim.Region.CoreModules.World.WorldMap
                 process,
                 string.Format("MapItemRequestThread ({0})", m_scene.RegionInfo.RegionName),
                 ThreadPriority.BelowNormal,
+                true,
                 true);
         }
 
diff --git a/OpenSim/Region/Framework/Scenes/Scene.cs b/OpenSim/Region/Framework/Scenes/Scene.cs
index 6187803..9bca654 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.cs
@@ -1140,7 +1140,7 @@ namespace OpenSim.Region.Framework.Scenes
 
             HeartbeatThread
                 = Watchdog.StartThread(
-                    Heartbeat, string.Format("Heartbeat ({0})", RegionInfo.RegionName), ThreadPriority.Normal, false);
+                    Heartbeat, string.Format("Heartbeat ({0})", RegionInfo.RegionName), ThreadPriority.Normal, false, false);
         }
 
         /// <summary>
@@ -1178,6 +1178,13 @@ namespace OpenSim.Region.Framework.Scenes
             try
             {
                 m_eventManager.TriggerOnRegionStarted(this);
+
+                // The first frame can take a very long time due to physics actors being added on startup.  Therefore,
+                // don't turn on the watchdog alarm for this thread until the second frame, in order to prevent false
+                // alarms for scenes with many objects.
+                Update();
+                Watchdog.GetCurrentThreadInfo().AlarmIfTimeout = true;
+
                 while (!shuttingdown)
                     Update();
 
@@ -1206,7 +1213,7 @@ namespace OpenSim.Region.Framework.Scenes
 
             ++Frame;
 
-//            m_log.DebugFormat("[SCENE]: Processing frame {0}", Frame);
+//            m_log.DebugFormat("[SCENE]: Processing frame {0} in {1}", Frame, RegionInfo.RegionName);
 
             try
             {
@@ -1361,26 +1368,10 @@ namespace OpenSim.Region.Framework.Scenes
             {
                 throw;
             }
-            catch (AccessViolationException e)
-            {
-                m_log.ErrorFormat(
-                    "[REGION]: Failed on region {0} with exception {1}{2}",
-                    RegionInfo.RegionName, e.Message, e.StackTrace);
-            }
-            //catch (NullReferenceException e)
-            //{
-            //   m_log.Error("[REGION]: Failed with exception " + e.ToString() + " On Region: " + RegionInfo.RegionName);
-            //}
-            catch (InvalidOperationException e)
-            {
-                m_log.ErrorFormat(
-                    "[REGION]: Failed on region {0} with exception {1}{2}",
-                    RegionInfo.RegionName, e.Message, e.StackTrace);
-            }
             catch (Exception e)
             {
                 m_log.ErrorFormat(
-                    "[REGION]: Failed on region {0} with exception {1}{2}",
+                    "[SCENE]: Failed on region {0} with exception {1}{2}",
                     RegionInfo.RegionName, e.Message, e.StackTrace);
             }
 
@@ -1418,7 +1409,6 @@ namespace OpenSim.Region.Framework.Scenes
                 entry.checkAtTargets();
         }
 
-
         /// <summary>
         /// Send out simstats data to all clients
         /// </summary>
@@ -4699,7 +4689,10 @@ namespace OpenSim.Region.Framework.Scenes
                 Vector3? nearestPoint = GetNearestPointInParcelAlongDirectionFromPoint(avatar.AbsolutePosition, dir, nearestParcel);
                 if (nearestPoint != null)
                 {
-                    Debug.WriteLine("Found a sane previous position based on velocity, sending them to: " + nearestPoint.ToString());
+//                    m_log.DebugFormat(
+//                        "[SCENE]: Found a sane previous position based on velocity for {0}, sending them to {1} in {2}",
+//                        avatar.Name, nearestPoint, nearestParcel.LandData.Name);
+
                     return nearestPoint.Value;
                 }
 
@@ -4709,12 +4702,16 @@ namespace OpenSim.Region.Framework.Scenes
                 nearestPoint = GetNearestPointInParcelAlongDirectionFromPoint(avatar.AbsolutePosition, dir, nearestParcel);
                 if (nearestPoint != null)
                 {
-                    Debug.WriteLine("They had a zero velocity, sending them to: " + nearestPoint.ToString());
+//                    m_log.DebugFormat(
+//                        "[SCENE]: {0} had a zero velocity, sending them to {1}", avatar.Name, nearestPoint);
+
                     return nearestPoint.Value;
                 }
 
-                //Ultimate backup if we have no idea where they are 
-                Debug.WriteLine("Have no idea where they are, sending them to: " + avatar.lastKnownAllowedPosition.ToString());
+                //Ultimate backup if we have no idea where they are
+//                m_log.DebugFormat(
+//                    "[SCENE]: No idea where {0} is, sending them to {1}", avatar.Name, avatar.lastKnownAllowedPosition);
+
                 return avatar.lastKnownAllowedPosition;
             }
 
@@ -5120,7 +5117,7 @@ namespace OpenSim.Region.Framework.Scenes
 //                            presence.Name, presence.AbsolutePosition, presence.MoveToPositionTarget);
 
                     Vector3 agent_control_v3 = new Vector3();
-                    presence.HandleMoveToTargetUpdate(ref agent_control_v3);
+                    presence.HandleMoveToTargetUpdate(1, ref agent_control_v3);
                     presence.AddNewMovement(agent_control_v3);
                 }
             }
diff --git a/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs b/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
index 19c9745..4d98f00 100644
--- a/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneCommunicationService.cs
@@ -156,8 +156,8 @@ namespace OpenSim.Region.Framework.Scenes
                         // that the region position is cached or performance will degrade
                         Utils.LongToUInts(regionHandle, out x, out y);
                         GridRegion dest = m_scene.GridService.GetRegionByPosition(UUID.Zero, (int)x, (int)y);
-                        bool v = true;
-                        if (! simulatorList.Contains(dest.ServerURI))
+//                        bool v = true;
+                        if (!simulatorList.Contains(dest.ServerURI))
                         {
                             // we havent seen this simulator before, add it to the list
                             // and send it an update
diff --git a/OpenSim/Region/Framework/Scenes/ScenePresence.cs b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
index 9cfdf9f..40c8d06 100644
--- a/OpenSim/Region/Framework/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Framework/Scenes/ScenePresence.cs
@@ -1048,7 +1048,7 @@ namespace OpenSim.Region.Framework.Scenes
         }
 
         /// <summary>
-        ///
+        /// Do not call this directly.  Call Scene.RequestTeleportLocation() instead.
         /// </summary>
         /// <param name="pos"></param>
         public void Teleport(Vector3 pos)
@@ -1522,7 +1522,10 @@ namespace OpenSim.Region.Framework.Scenes
                         }
                         else if (bAllowUpdateMoveToPosition)
                         {
-                            if (HandleMoveToTargetUpdate(ref agent_control_v3))
+                            // The UseClientAgentPosition is set if parcel ban is forcing the avatar to move to a
+                            // certain position.  It's only check for tolerance on returning to that position is 0.2
+                            // rather than 1, at which point it removes its force target.
+                            if (HandleMoveToTargetUpdate(agentData.UseClientAgentPosition ? 0.2 : 1, ref agent_control_v3))
                                 update_movementflag = true;
                         }
                     }
@@ -1584,7 +1587,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// </remarks>
         /// <param value="agent_control_v3">Cumulative agent movement that this method will update.</param>
         /// <returns>True if movement has been updated in some way.  False otherwise.</returns>
-        public bool HandleMoveToTargetUpdate(ref Vector3 agent_control_v3)
+        public bool HandleMoveToTargetUpdate(double tolerance, ref Vector3 agent_control_v3)
         {
 //            m_log.DebugFormat("[SCENE PRESENCE]: Called HandleMoveToTargetUpdate() for {0}", Name);
 
@@ -1601,7 +1604,7 @@ namespace OpenSim.Region.Framework.Scenes
 //                            Name, AbsolutePosition, MoveToPositionTarget, distanceToTarget);
 
             // Check the error term of the current position in relation to the target position
-            if (distanceToTarget <= 1)
+            if (distanceToTarget <= tolerance)
             {
                 // We are close enough to the target
                 AbsolutePosition = MoveToPositionTarget;
@@ -1777,7 +1780,7 @@ namespace OpenSim.Region.Framework.Scenes
 //            m_log.DebugFormat("[SCENE PRESENCE]: Body rot for {0} set to {1}", Name, Rotation);
             
             Vector3 agent_control_v3 = new Vector3();
-            HandleMoveToTargetUpdate(ref agent_control_v3);
+            HandleMoveToTargetUpdate(1, ref agent_control_v3);
             AddNewMovement(agent_control_v3);
         }
 
diff --git a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
index c928af7..d3c96e2 100644
--- a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
+++ b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs
@@ -70,7 +70,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
             m_client = client;
             m_scene = scene;
 
-            Watchdog.StartThread(InternalLoop, "IRCClientView", ThreadPriority.Normal, false);
+            Watchdog.StartThread(InternalLoop, "IRCClientView", ThreadPriority.Normal, false, true);
         }
 
         private void SendServerCommand(string command)
diff --git a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCServer.cs b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCServer.cs
index eb39026..a7c5020 100644
--- a/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCServer.cs
+++ b/OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCServer.cs
@@ -57,7 +57,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
 
             m_listener.Start(50);
 
-            Watchdog.StartThread(ListenLoop, "IRCServer", ThreadPriority.Normal, false);
+            Watchdog.StartThread(ListenLoop, "IRCServer", ThreadPriority.Normal, false, true);
             m_baseScene = baseScene;
         }
 
diff --git a/OpenSim/Region/Physics/OdePlugin/ODEPrim.cs b/OpenSim/Region/Physics/OdePlugin/ODEPrim.cs
index 75364b7..97890ee 100644
--- a/OpenSim/Region/Physics/OdePlugin/ODEPrim.cs
+++ b/OpenSim/Region/Physics/OdePlugin/ODEPrim.cs
@@ -1474,6 +1474,8 @@ Console.WriteLine("CreateGeom:");
         /// </summary>
         private void changeadd()
         {
+//            m_log.DebugFormat("[ODE PRIM]: Adding prim {0}", Name);
+            
             int[] iprimspaceArrItem = _parent_scene.calculateSpaceArrayItemFromPos(_position);
             IntPtr targetspace = _parent_scene.calculateSpaceForGeom(_position);
 
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs
index ee32755..14edde4 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/AsyncCommandManager.cs
@@ -137,7 +137,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             if (cmdHandlerThread == null)
             {
                 // Start the thread that will be doing the work
-                cmdHandlerThread = Watchdog.StartThread(CmdHandlerThreadLoop, "AsyncLSLCmdHandlerThread", ThreadPriority.Normal, true);
+                cmdHandlerThread
+                    = Watchdog.StartThread(
+                        CmdHandlerThreadLoop, "AsyncLSLCmdHandlerThread", ThreadPriority.Normal, true, true);
             }
         }
 
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 61a6907..c5392b5 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -6376,16 +6376,38 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
         }
 
-        public void llSitTarget(LSL_Vector offset, LSL_Rotation rot)
+        protected void SitTarget(SceneObjectPart part, LSL_Vector offset, LSL_Rotation rot)
         {
-            m_host.AddScriptLPS(1);
             // LSL quaternions can normalize to 0, normal Quaternions can't.
             if (rot.s == 0 && rot.x == 0 && rot.y == 0 && rot.z == 0)
                 rot.z = 1; // ZERO_ROTATION = 0,0,0,1
 
-            m_host.SitTargetPosition = new Vector3((float)offset.x, (float)offset.y, (float)offset.z);
-            m_host.SitTargetOrientation = Rot2Quaternion(rot);
-            m_host.ParentGroup.HasGroupChanged = true;
+            part.SitTargetPosition = new Vector3((float)offset.x, (float)offset.y, (float)offset.z);
+            part.SitTargetOrientation = Rot2Quaternion(rot);
+            part.ParentGroup.HasGroupChanged = true;
+        }
+
+        public void llSitTarget(LSL_Vector offset, LSL_Rotation rot)
+        {
+            m_host.AddScriptLPS(1);
+            SitTarget(m_host, offset, rot);
+        }
+
+        public void llLinkSitTarget(LSL_Integer link, LSL_Vector offset, LSL_Rotation rot)
+        {
+            m_host.AddScriptLPS(1);
+            if (link == ScriptBaseClass.LINK_ROOT)
+                SitTarget(m_host.ParentGroup.RootPart, offset, rot);
+            else if (link == ScriptBaseClass.LINK_THIS)
+                SitTarget(m_host, offset, rot);
+            else
+            {
+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
+                if (null != part)
+                {
+                    SitTarget(part, offset, rot);
+                }
+            }
         }
 
         public LSL_String llAvatarOnSitTarget()
@@ -7047,10 +7069,12 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             shapeBlock.PathScaleX = 100;
             shapeBlock.PathScaleY = 150;
 
-            if (type != (int)ScriptBaseClass.PRIM_SCULPT_TYPE_CYLINDER &&
-                type != (int)ScriptBaseClass.PRIM_SCULPT_TYPE_PLANE &&
-                type != (int)ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE &&
-                type != (int)ScriptBaseClass.PRIM_SCULPT_TYPE_TORUS)
+            int flag = type & (ScriptBaseClass.PRIM_SCULPT_FLAG_INVERT | ScriptBaseClass.PRIM_SCULPT_FLAG_MIRROR);
+
+            if (type != (ScriptBaseClass.PRIM_SCULPT_TYPE_CYLINDER | flag) &&
+                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_PLANE | flag) &&
+                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE | flag) &&
+                type != (ScriptBaseClass.PRIM_SCULPT_TYPE_TORUS | flag))
             {
                 // default
                 type = (int)ScriptBaseClass.PRIM_SCULPT_TYPE_SPHERE;
@@ -8151,23 +8175,40 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         {
             m_host.AddScriptLPS(1);
             ScriptSleep(1000);
+            return GetPrimMediaParams(m_host, face, rules);
+        }
 
+        public LSL_List llGetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
+        {
+            m_host.AddScriptLPS(1);
+            ScriptSleep(1000);
+            if (link == ScriptBaseClass.LINK_ROOT)
+                return GetPrimMediaParams(m_host.ParentGroup.RootPart, face, rules);
+            else if (link == ScriptBaseClass.LINK_THIS)
+                return GetPrimMediaParams(m_host, face, rules);
+            else
+            {
+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
+                if (null != part)
+                    return GetPrimMediaParams(part, face, rules);
+            }
+
+            return new LSL_List();
+        }
+
+        private LSL_List GetPrimMediaParams(SceneObjectPart part, int face, LSL_List rules)
+        {
             // LSL Spec http://wiki.secondlife.com/wiki/LlGetPrimMediaParams says to fail silently if face is invalid
             // TODO: Need to correctly handle case where a face has no media (which gives back an empty list).
             // Assuming silently fail means give back an empty list.  Ideally, need to check this.
-            if (face < 0 || face > m_host.GetNumberOfSides() - 1)
+            if (face < 0 || face > part.GetNumberOfSides() - 1)
                 return new LSL_List();
 
-            return GetPrimMediaParams(face, rules);
-        }
-
-        private LSL_List GetPrimMediaParams(int face, LSL_List rules)
-        {
             IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();
             if (null == module)
-                throw new Exception("Media on a prim functions not available");
+                return new LSL_List();
 
-            MediaEntry me = module.GetMediaEntry(m_host, face);
+            MediaEntry me = module.GetMediaEntry(part, face);
 
             // As per http://wiki.secondlife.com/wiki/LlGetPrimMediaParams
             if (null == me)
@@ -8249,33 +8290,52 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                     case ScriptBaseClass.PRIM_MEDIA_PERMS_CONTROL:
                         res.Add(new LSL_Integer((int)me.ControlPermissions));
                         break;
+
+                    default: return ScriptBaseClass.LSL_STATUS_MALFORMED_PARAMS;
                 }
             }
 
             return res;
         }
 
-        public LSL_Integer llSetPrimMediaParams(int face, LSL_List rules)
+        public LSL_Integer llSetPrimMediaParams(LSL_Integer face, LSL_List rules)
         {
             m_host.AddScriptLPS(1);
             ScriptSleep(1000);
+            return SetPrimMediaParams(m_host, face, rules);
+        }
 
-            // LSL Spec http://wiki.secondlife.com/wiki/LlSetPrimMediaParams says to fail silently if face is invalid
-            // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.
-            // Don't perform the media check directly
-            if (face < 0 || face > m_host.GetNumberOfSides() - 1)
-                return ScriptBaseClass.LSL_STATUS_OK;
+        public LSL_Integer llSetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
+        {
+            m_host.AddScriptLPS(1);
+            ScriptSleep(1000);
+            if (link == ScriptBaseClass.LINK_ROOT)
+                return SetPrimMediaParams(m_host.ParentGroup.RootPart, face, rules);
+            else if (link == ScriptBaseClass.LINK_THIS)
+                return SetPrimMediaParams(m_host, face, rules);
+            else
+            {
+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
+                if (null != part)
+                    return SetPrimMediaParams(part, face, rules);
+            }
 
-            return SetPrimMediaParams(face, rules);
+            return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
         }
 
-        private LSL_Integer SetPrimMediaParams(int face, LSL_List rules)
+        private LSL_Integer SetPrimMediaParams(SceneObjectPart part, LSL_Integer face, LSL_List rules)
         {
+            // LSL Spec http://wiki.secondlife.com/wiki/LlSetPrimMediaParams says to fail silently if face is invalid
+            // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.
+            // Don't perform the media check directly
+            if (face < 0 || face > part.GetNumberOfSides() - 1)
+                return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
+
             IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();
             if (null == module)
-                throw new Exception("Media on a prim functions not available");
+                return ScriptBaseClass.LSL_STATUS_NOT_SUPPORTED;
 
-            MediaEntry me = module.GetMediaEntry(m_host, face);
+            MediaEntry me = module.GetMediaEntry(part, face);
             if (null == me)
                 me = new MediaEntry();
 
@@ -8354,10 +8414,12 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                     case ScriptBaseClass.PRIM_MEDIA_PERMS_CONTROL:
                         me.ControlPermissions = (MediaPermission)(byte)(int)rules.GetLSLIntegerItem(i++);
                         break;
+
+                    default: return ScriptBaseClass.LSL_STATUS_MALFORMED_PARAMS;
                 }
             }
 
-            module.SetMediaEntry(m_host, face, me);
+            module.SetMediaEntry(part, face, me);
 
             return ScriptBaseClass.LSL_STATUS_OK;
         }
@@ -8366,18 +8428,40 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         {
             m_host.AddScriptLPS(1);
             ScriptSleep(1000);
+            return ClearPrimMedia(m_host, face);
+        }
 
+        public LSL_Integer llClearLinkMedia(LSL_Integer link, LSL_Integer face)
+        {
+            m_host.AddScriptLPS(1);
+            ScriptSleep(1000);
+            if (link == ScriptBaseClass.LINK_ROOT)
+                return ClearPrimMedia(m_host.ParentGroup.RootPart, face);
+            else if (link == ScriptBaseClass.LINK_THIS)
+                return ClearPrimMedia(m_host, face);
+            else
+            {
+                SceneObjectPart part = m_host.ParentGroup.GetLinkNumPart(link);
+                if (null != part)
+                    return ClearPrimMedia(part, face);
+            }
+
+            return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
+        }
+
+        private LSL_Integer ClearPrimMedia(SceneObjectPart part, LSL_Integer face)
+        {
             // LSL Spec http://wiki.secondlife.com/wiki/LlClearPrimMedia says to fail silently if face is invalid
             // Assuming silently fail means sending back LSL_STATUS_OK.  Ideally, need to check this.
             // FIXME: Don't perform the media check directly
-            if (face < 0 || face > m_host.GetNumberOfSides() - 1)
-                return ScriptBaseClass.LSL_STATUS_OK;
+            if (face < 0 || face > part.GetNumberOfSides() - 1)
+                return ScriptBaseClass.LSL_STATUS_NOT_FOUND;
 
             IMoapModule module = m_ScriptEngine.World.RequestModuleInterface<IMoapModule>();
             if (null == module)
-                throw new Exception("Media on a prim functions not available");
+                return ScriptBaseClass.LSL_STATUS_NOT_SUPPORTED;
 
-            module.ClearMediaEntry(m_host, face);
+            module.ClearMediaEntry(part, face);
 
             return ScriptBaseClass.LSL_STATUS_OK;
         }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index c55e2ae..ff1f5fd 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -2740,7 +2740,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             CheckThreatLevel(ThreatLevel.Moderate, "osSetSpeed");
             m_host.AddScriptLPS(1);
             ScenePresence avatar = World.GetScenePresence(new UUID(UUID));
-            avatar.SpeedModifier = (float)SpeedModifier;
+
+            if (avatar != null)
+                avatar.SpeedModifier = (float)SpeedModifier;
         }
         
         public void osKickAvatar(string FirstName,string SurName,string alert)
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs
index 6106a65..0f53bc3 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/ILSL_Api.cs
@@ -64,6 +64,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
           LSL_List llCastRay(LSL_Vector start, LSL_Vector end, LSL_List options);
        LSL_Integer llCeil(double f);
               void llClearCameraParams();
+       LSL_Integer llClearLinkMedia(LSL_Integer link, LSL_Integer face);
        LSL_Integer llClearPrimMedia(LSL_Integer face);
               void llCloseRemoteDataChannel(string channel);
          LSL_Float llCloud(LSL_Vector offset);
@@ -139,7 +140,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         LSL_String llGetLinkName(int linknum);
        LSL_Integer llGetLinkNumber();
        LSL_Integer llGetLinkNumberOfSides(int link);
-       LSL_List    llGetLinkPrimitiveParams(int linknum, LSL_List rules);
+          LSL_List llGetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules);
+          LSL_List llGetLinkPrimitiveParams(int linknum, LSL_List rules);
        LSL_Integer llGetListEntryType(LSL_List src, int index);
        LSL_Integer llGetListLength(LSL_List src);
         LSL_Vector llGetLocalPos();
@@ -218,6 +220,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         LSL_String llGetDisplayName(string id);
         LSL_String llRequestDisplayName(string id);
         void llLinkParticleSystem(int linknum, LSL_List rules);
+        void llLinkSitTarget(LSL_Integer link, LSL_Vector offset, LSL_Rotation rot);
         LSL_String llList2CSV(LSL_List src);
          LSL_Float llList2Float(LSL_List src, int index);
        LSL_Integer llList2Integer(LSL_List src, int index);
@@ -334,6 +337,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
               void llSetInventoryPermMask(string item, int mask, int value);
               void llSetLinkAlpha(int linknumber, double alpha, int face);
               void llSetLinkColor(int linknumber, LSL_Vector color, int face);
+       LSL_Integer llSetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules);
               void llSetLinkPrimitiveParams(int linknumber, LSL_List rules);
               void llSetLinkTexture(int linknumber, string texture, int face);
               void llSetLinkTextureAnim(int linknum, int mode, int face, int sizex, int sizey, double start, double length, double rate);
@@ -344,7 +348,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
               void llSetParcelMusicURL(string url);
               void llSetPayPrice(int price, LSL_List quick_pay_buttons);
               void llSetPos(LSL_Vector pos);
-       LSL_Integer llSetPrimMediaParams(int face, LSL_List rules);
+       LSL_Integer llSetPrimMediaParams(LSL_Integer face, LSL_List rules);
               void llSetPrimitiveParams(LSL_List rules);
               void llSetLinkPrimitiveParamsFast(int linknum, LSL_List rules);
               void llSetPrimURL(string url);
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Constants.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Constants.cs
index bb498b5..5a53e15 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Constants.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Constants.cs
@@ -378,6 +378,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
         public const int PRIM_SCULPT_TYPE_TORUS = 2;
         public const int PRIM_SCULPT_TYPE_PLANE = 3;
         public const int PRIM_SCULPT_TYPE_CYLINDER = 4;
+        public const int PRIM_SCULPT_FLAG_INVERT = 64;
+        public const int PRIM_SCULPT_FLAG_MIRROR = 128;
 
         public const int MASK_BASE = 0;
         public const int MASK_OWNER = 1;
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs
index 83550a5..f8e3c36 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/LSL_Stub.cs
@@ -1688,6 +1688,11 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
             m_LSL_Functions.llSitTarget(offset, rot);
         }
 
+        public void llLinkSitTarget(LSL_Integer link, LSL_Vector offset, LSL_Rotation rot)
+        {
+            m_LSL_Functions.llLinkSitTarget(link, offset, rot);
+        }
+
         public void llSleep(double sec)
         {
             m_LSL_Functions.llSleep(sec);
@@ -1882,17 +1887,32 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
         {
             return m_LSL_Functions.llGetPrimMediaParams(face, rules);
         }
-        
+
+        public LSL_List llGetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
+        {
+            return m_LSL_Functions.llGetLinkMedia(link, face, rules);
+        }
+
         public LSL_Integer llSetPrimMediaParams(int face, LSL_List rules)
         {
             return m_LSL_Functions.llSetPrimMediaParams(face, rules);
         }
-        
+
+        public LSL_Integer llSetLinkMedia(LSL_Integer link, LSL_Integer face, LSL_List rules)
+        {
+            return m_LSL_Functions.llSetLinkMedia(link, face, rules);
+        }
+
         public LSL_Integer llClearPrimMedia(LSL_Integer face)
         {
             return m_LSL_Functions.llClearPrimMedia(face);
         }
 
+        public LSL_Integer llClearLinkMedia(LSL_Integer link, LSL_Integer face)
+        {
+            return m_LSL_Functions.llClearLinkMedia(link, face);
+        }
+
         public void print(string str)
         {
             m_LSL_Functions.print(str);
diff --git a/OpenSim/Region/UserStatistics/WebStatsModule.cs b/OpenSim/Region/UserStatistics/WebStatsModule.cs
index f627e37..ad272f7 100644
--- a/OpenSim/Region/UserStatistics/WebStatsModule.cs
+++ b/OpenSim/Region/UserStatistics/WebStatsModule.cs
@@ -83,6 +83,9 @@ namespace OpenSim.Region.UserStatistics
             {
                 if (m_scenes.Count == 0)
                 {
+                    if (Util.IsWindows())
+                        Util.LoadArchSpecificWindowsDll("sqlite3.dll");
+                    
                     //IConfig startupConfig = config.Configs["Startup"];
 
                     dbConn = new SqliteConnection("URI=file:LocalUserStatistics.db,version=3");