From 8a63b9424716af3d28960f68d2c7c58cfe7a0cbf Mon Sep 17 00:00:00 2001
From: Yann Lugrin <yann.lugrin@sans-savoir.net>
Date: Thu, 21 Oct 2010 16:04:57 +0800
Subject: [PATCH] waiting on file system event don't block process on linux now
 (guard can be stopped, spec run but don't pass)

---
 lib/guard/listeners/linux.rb | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/lib/guard/listeners/linux.rb b/lib/guard/listeners/linux.rb
index f19a8db..2876514 100644
--- a/lib/guard/listeners/linux.rb
+++ b/lib/guard/listeners/linux.rb
@@ -45,13 +45,16 @@ module Guard
 
     def watch_change
       while !@stop
-        inotify.process
-        unless files.empty?
-          files.map! { |file| file.gsub("#{Dir.pwd}/", '') }
-          callback.call(files)
-          files.clear
+        if IO.select([notifier.to_io], [], [], latency)
+          notifier.process
+
+          unless files.empty?
+            files.map! { |file| file.gsub("#{Dir.pwd}/", '') }
+            callback.call(files)
+            files.clear
+          end
+          sleep latency
         end
-        sleep latency
       end
     end