From 3f80755a3b6984993b50e6c329a37b2eab301cf2 Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Wed, 25 May 2016 00:03:02 -0700
Subject: [PATCH] Don't write out unless we need to

---
 Filter/Filter.cs | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/Filter/Filter.cs b/Filter/Filter.cs
index 8fe287e6..2425b919 100644
--- a/Filter/Filter.cs
+++ b/Filter/Filter.cs
@@ -383,8 +383,14 @@ namespace SabreTools
 			datdata.Description += " (Filtered)";
 			datdata.Roms = dict;
 
-			// Now write the file out and return
-			return Output.WriteDatfile(datdata, _outdir, _logger);
+			// Now write the file out if anything is there and return
+			if (datdata.Roms.Count > 0)
+			{
+				return Output.WriteDatfile(datdata, _outdir, _logger);
+			}
+
+			// Otherwise, we return true because we did all we could
+			return true;
 		}
 	}
 }