When saving an oar/iar, don't attempt to write out the data byte array if it's empty

On Mono 2.6 (and probably before) this causes a non-obvious IOException
2010-03-31 19:51:17 +01:00 · 2010-03-31 19:51:17 +01:00 · 2bf1761ad8
parent 8cb81bdc9b
commit 2bf1761ad8
1 changed files with 3 additions and 1 deletions
--- a/OpenSim/Framework/Serialization/TarArchiveWriter.cs
+++ b/OpenSim/Framework/Serialization/TarArchiveWriter.cs
@ -208,7 +208,9 @@ namespace OpenSim.Framework.Serialization
                m_bw.Write(header);
    
                // Write out data
-                m_bw.Write(data);
+                // An IOException occurs if we try to write out an empty array in Mono 2.6
+                if (data.Length > 0)
+                    m_bw.Write(data);
    
                if (data.Length % 512 != 0)
                {