From 604d99043e3760e98956770a1bf9943b2d45220e Mon Sep 17 00:00:00 2001
From: 0x001D <lanzm@thunderchild-2.local>
Date: Thu, 12 Jun 2014 00:22:14 +0200
Subject: [PATCH] detect file size modification for polling

polling did not work (at least for a win32 environment)
---
 watch/polling.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/watch/polling.go b/watch/polling.go
index b32bf9e..f1b3b55 100644
--- a/watch/polling.go
+++ b/watch/polling.go
@@ -84,6 +84,12 @@ func (fw *PollingFileWatcher) ChangeEvents(t *tomb.Tomb, origFi os.FileInfo) *Fi
 				prevSize = fw.Size
 				continue
 			}
+			// File got bigger?
+			if prevSize > 0 && prevSize < fw.Size {
+				changes.NotifyModified()
+				prevSize = fw.Size
+				continue
+			}
 			prevSize = fw.Size
 
 			// File was appended to (changed)?