From a43706862c13944c92b3762ed8742415a0363275 Mon Sep 17 00:00:00 2001
From: Alan M Webb <alan_webb@us.ibm.com>
Date: Tue, 29 Sep 2009 07:10:54 -0400
Subject: [PATCH]   Given the perverse way that strided works, if   there is
 only one element in the range, it must   also coincide with the specified
 stride. The   existing code assumes that the stride starts at   start ( which
 is the expected and most useful   behavior).

Signed-off-by: dr scofield (aka dirk husemann) <drscofield@xyzzyxyzzy.net>
---
 .../ScriptEngine/Shared/Api/Implementation/LSL_Api.cs | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 1ebe24e2e1..0bd6546fc4 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -4999,6 +4999,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             if (end > src.Length)
                 end = src.Length;
 
+            if (stride == 0)
+                stride = 1;
+
             //  There may be one or two ranges to be considered
 
             if (start != end)
@@ -5025,9 +5028,6 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                 //  A negative stride reverses the direction of the
                 //  scan producing an inverted list as a result.
 
-                if (stride == 0)
-                    stride = 1;
-
                 if (stride > 0)
                 {
                     for (int i = 0; i < src.Length; i += stride)
@@ -5051,7 +5051,10 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
             else
             {
-                result.Add(src.Data[start]);
+                if (start%stride == 0)
+                {
+                    result.Add(src.Data[start]);
+                }
             }
 
             return result;