From 7580fa5c0aef318b32f7aa8bb8b0b011b08e1efa Mon Sep 17 00:00:00 2001
From: Charles Krinke
Date: Wed, 2 Jul 2008 13:31:39 +0000
Subject: Mantis#1648. Thank you, Melanie for a patch that: Fix a script
 Xengine deadlock/hang if llResetScript is used in changed()

---
 OpenSim/Region/ScriptEngine/XEngine/XEngine.cs | 27 ++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

(limited to 'OpenSim/Region/ScriptEngine/XEngine')

diff --git a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
index b6f7fbc..5e3b91a 100644
--- a/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
+++ b/OpenSim/Region/ScriptEngine/XEngine/XEngine.cs
@@ -779,6 +779,13 @@ namespace OpenSim.Region.ScriptEngine.XEngine
             return false;
         }
 
+        public void ApiResetScript(LLUUID itemID)
+        {
+            XScriptInstance instance = GetInstance(itemID);
+            if (instance != null)
+                instance.ApiResetScript();
+        }
+
         public void ResetScript(LLUUID itemID)
         {
             XScriptInstance instance = GetInstance(itemID);
@@ -1270,8 +1277,6 @@ namespace OpenSim.Region.ScriptEngine.XEngine
             }
             else
             {
-                m_CurrentEvent = data.EventName;
-//                m_Engine.Log.DebugFormat("[XEngine] Processed event {0}", data.EventName);
                 SceneObjectPart part = m_Engine.World.GetSceneObjectPart(
                     m_LocalID);
 //                m_Engine.Log.DebugFormat("[XEngine] Delivered event {2} in state {3} to {0}.{1}",
@@ -1279,10 +1284,14 @@ namespace OpenSim.Region.ScriptEngine.XEngine
 
                 try
                 {
+                    m_CurrentEvent = data.EventName;
                     m_EventStart = DateTime.Now;
                     m_InEvent = true;
+
                     m_Executor.ExecuteEvent(State, data.EventName, data.Params);
+
                     m_InEvent = false;
+                    m_CurrentEvent = String.Empty;
                 }
                 catch (Exception e)
                 {
@@ -1358,6 +1367,8 @@ namespace OpenSim.Region.ScriptEngine.XEngine
         {
             bool running = Running;
 
+            RemoveState();
+
             Stop(0);
             m_Engine.m_AsyncCommands.RemoveScript(m_LocalID, m_ItemID);
             m_EventQueue.Clear();
@@ -1365,6 +1376,18 @@ namespace OpenSim.Region.ScriptEngine.XEngine
             m_State = "default";
             if (running)
                 Start();
+            PostEvent(new EventParams("state_entry",
+                    new Object[0], new DetectParams[0]));
+        }
+
+        public void ApiResetScript()
+        {
+            bool running = Running;
+
+            RemoveState();
+
+            m_Script.ResetVars();
+            m_Engine.m_AsyncCommands.RemoveScript(m_LocalID, m_ItemID);
             if(m_CurrentEvent != "state_entry")
             {
                 PostEvent(new EventParams("state_entry",
-- 
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