1 files changed, 44 insertions, 42 deletions

diff --git a/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs b/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs
index 329e361..1c59d45 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs
@@ -27,6 +27,7 @@
 
 using System;
 using System.IO;
+using System.Diagnostics; //for [DebuggerNonUserCode]
 using System.Runtime.Remoting;
 using System.Runtime.Remoting.Lifetime;
 using System.Threading;
@@ -218,13 +219,12 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
 
             if (part != null)
             {
-                lock (part.TaskInventory)
+                part.TaskInventory.LockItemsForRead(true);
+                if (part.TaskInventory.ContainsKey(ItemID))
                 {
-                    if (part.TaskInventory.ContainsKey(ItemID))
-                    {
-                        ScriptTask = part.TaskInventory[ItemID];
-                    }
+                    ScriptTask = part.TaskInventory[ItemID];
                 }
+                part.TaskInventory.LockItemsForRead(false);
             }
 
             ApiManager am = new ApiManager();
@@ -416,14 +416,15 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
             {
                 int permsMask;
                 UUID permsGranter;
-                lock (part.TaskInventory)
+                part.TaskInventory.LockItemsForRead(true);
+                if (!part.TaskInventory.ContainsKey(ItemID))
                 {
-                    if (!part.TaskInventory.ContainsKey(ItemID))
-                        return;
-
-                    permsGranter = part.TaskInventory[ItemID].PermsGranter;
-                    permsMask = part.TaskInventory[ItemID].PermsMask;
+                    part.TaskInventory.LockItemsForRead(false);
+                    return;
                 }
+                permsGranter = part.TaskInventory[ItemID].PermsGranter;
+                permsMask = part.TaskInventory[ItemID].PermsMask;
+                part.TaskInventory.LockItemsForRead(false);
 
                 if ((permsMask & ScriptBaseClass.PERMISSION_TAKE_CONTROLS) != 0)
                 {
@@ -551,6 +552,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
             return true;
         }
 
+        [DebuggerNonUserCode] //Prevents the debugger from farting in this function
         public void SetState(string state)
         {
             if (state == State)
@@ -562,7 +564,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
                                        new DetectParams[0]));
             PostEvent(new EventParams("state_entry", new Object[0],
                                        new DetectParams[0]));
-
+            
             throw new EventAbortException();
         }
 
@@ -652,45 +654,45 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
         /// <returns></returns>
         public object EventProcessor()
         {
+            EventParams data = null;
             // We check here as the thread stopping this instance from running may itself hold the m_Script lock.
             if (!Running)
                 return 0;
 
-            lock (m_Script)
-            {
 //                m_log.DebugFormat("[XEngine]: EventProcessor() invoked for {0}.{1}", PrimName, ScriptName);
 
-                if (Suspended)
-                    return 0;
-
-                EventParams data = null;
+            if (Suspended)
+                return 0;
 
-                lock (EventQueue)
+            lock (EventQueue)
+            {
+                data = (EventParams) EventQueue.Dequeue();
+                if (data == null) // Shouldn't happen
                 {
-                    data = (EventParams)EventQueue.Dequeue();
-                    if (data == null) // Shouldn't happen
+                    if (EventQueue.Count > 0 && Running && !ShuttingDown)
                     {
-                        if (EventQueue.Count > 0 && Running && !ShuttingDown)
-                        {
-                            m_CurrentWorkItem = Engine.QueueEventHandler(this);
-                        }
-                        else
-                        {
-                            m_CurrentWorkItem = null;
-                        }
-                        return 0;
+                        m_CurrentWorkItem = Engine.QueueEventHandler(this);
                     }
-
-                    if (data.EventName == "timer")
-                        m_TimerQueued = false;
-                    if (data.EventName == "control")
+                    else
                     {
-                        if (m_ControlEventsInQueue > 0)
-                            m_ControlEventsInQueue--;
+                        m_CurrentWorkItem = null;
                     }
-                    if (data.EventName == "collision")
-                        m_CollisionInQueue = false;
+                    return 0;
                 }
+
+                if (data.EventName == "timer")
+                    m_TimerQueued = false;
+                if (data.EventName == "control")
+                {
+                    if (m_ControlEventsInQueue > 0)
+                        m_ControlEventsInQueue--;
+                }
+                if (data.EventName == "collision")
+                    m_CollisionInQueue = false;
+            }
+
+            lock(m_Script)
+            {
                 
 //                m_log.DebugFormat("[XEngine]: Processing event {0} for {1}", data.EventName, this);
 
@@ -845,6 +847,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
             SceneObjectPart part = Engine.World.GetSceneObjectPart(LocalID);
             part.Inventory.GetInventoryItem(ItemID).PermsMask = 0;
             part.Inventory.GetInventoryItem(ItemID).PermsGranter = UUID.Zero;
+            part.CollisionSound = UUID.Zero;
             AsyncCommandManager.RemoveScript(Engine, LocalID, ItemID);
             EventQueue.Clear();
             m_Script.ResetVars();
@@ -859,6 +862,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
                     new Object[0], new DetectParams[0]));
         }
 
+        [DebuggerNonUserCode] //Stops the VS debugger from farting in this function
         public void ApiResetScript()
         {
             // bool running = Running;
@@ -870,6 +874,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
             SceneObjectPart part = Engine.World.GetSceneObjectPart(LocalID);
             part.Inventory.GetInventoryItem(ItemID).PermsMask = 0;
             part.Inventory.GetInventoryItem(ItemID).PermsGranter = UUID.Zero;
+            part.CollisionSound = UUID.Zero;
             AsyncCommandManager.RemoveScript(Engine, LocalID, ItemID);
 
             EventQueue.Clear();
@@ -890,10 +895,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
 
         public Dictionary<string, object> GetVars()
         {
-            if (m_Script != null)
-                return m_Script.GetVars();
-            else
-                return new Dictionary<string, object>();
+            return m_Script.GetVars();
         }
 
         public void SetVars(Dictionary<string, object> vars)