From 60acc370fcd98d8553fa19c5c866727d9fac25c7 Mon Sep 17 00:00:00 2001
From: Mike Mazur
Date: Fri, 15 Aug 2008 00:55:16 +0000
Subject: Thanks, krtaylor, for a patch that fixes llListSort() and
 llListRandomize() failing with stride less than 1. Fix issue 1893.

---
 OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands.cs       | 9 ++++++++-
 OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs | 9 ++++++++-
 2 files changed, 16 insertions(+), 2 deletions(-)

diff --git a/OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands.cs b/OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands.cs
index 9d05526..e1a4648 100644
--- a/OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands.cs
+++ b/OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands.cs
@@ -3541,6 +3541,11 @@ namespace OpenSim.Region.ScriptEngine.Common
         public LSL_Types.list llListSort(LSL_Types.list src, int stride, int ascending)
         {
             m_host.AddScriptLPS(1);
+
+            if (stride <= 0)
+            {
+                stride = 1;
+            }
             return src.Sort(stride, ascending);
         }
 
@@ -3855,8 +3860,10 @@ namespace OpenSim.Region.ScriptEngine.Common
 
             m_host.AddScriptLPS(1);
 
-            if (stride == 0)
+            if (stride <= 0)
+            {
                 stride = 1;
+            }
 
             // Stride MUST be a factor of the list length
             // If not, then return the src list. This also
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index e0614da..6c4f34a 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -3454,6 +3454,11 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
         public LSL_Types.list llListSort(LSL_Types.list src, int stride, int ascending)
         {
             m_host.AddScriptLPS(1);
+
+            if (stride <= 0)
+            {
+                stride = 1;
+            }
             return src.Sort(stride, ascending);
         }
 
@@ -3766,8 +3771,10 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
 
             m_host.AddScriptLPS(1);
 
-            if (stride == 0)
+            if (stride <= 0)
+            {
                 stride = 1;
+            }
 
             // Stride MUST be a factor of the list length
             // If not, then return the src list. This also
-- 
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