From 12ba0a541c552bd6d836be0c4256f9aea2bb9cff Mon Sep 17 00:00:00 2001
From: Dmitry Chestnykh <dmitry@codingrobots.com>
Date: Fri, 18 Oct 2013 11:04:54 +0200
Subject: [PATCH] Update listen to ~> 2.0.

---
 jekyll.gemspec               | 2 +-
 lib/jekyll/commands/build.rb | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/jekyll.gemspec b/jekyll.gemspec
index f9b46f73..4923aed2 100644
--- a/jekyll.gemspec
+++ b/jekyll.gemspec
@@ -25,7 +25,7 @@ Gem::Specification.new do |s|
 
   s.add_runtime_dependency('liquid', "~> 2.5.2")
   s.add_runtime_dependency('classifier', "~> 1.3")
-  s.add_runtime_dependency('listen', "~> 1.3.1")
+  s.add_runtime_dependency('listen', "~> 2.0")
   s.add_runtime_dependency('maruku', "~> 0.5")
   s.add_runtime_dependency('pygments.rb', "~> 0.5.0")
   s.add_runtime_dependency('commander', "~> 4.1.3")
diff --git a/lib/jekyll/commands/build.rb b/lib/jekyll/commands/build.rb
index dd5fc967..56fe90e6 100644
--- a/lib/jekyll/commands/build.rb
+++ b/lib/jekyll/commands/build.rb
@@ -47,16 +47,18 @@ module Jekyll
 
         Jekyll.logger.info "Auto-regeneration:", "enabled"
 
-        Listen.to(source, :ignore => ignored) do |modified, added, removed|
+        listener = Listen.to(source, ignore: ignored) do |modified, added, removed|
           t = Time.now.strftime("%Y-%m-%d %H:%M:%S")
           n = modified.length + added.length + removed.length
           print Jekyll.logger.formatted_topic("Regenerating:") + "#{n} files at #{t} "
           self.process_site(site)
           puts  "...done."
         end
+        listener.start
 
         unless options['serving']
           trap("INT") do
+            listener.stop
             puts "     Halting auto-regeneration."
             exit 0
           end