From 970d7e7869c700aed7b8fbdce13840cc9968ca3e Mon Sep 17 00:00:00 2001
From: Chris Thompson <chris.thompson@walkerart.org>
Date: Wed, 16 Jan 2013 18:46:47 -0600
Subject: [PATCH] try to account for dash in system call

---
 lib/image_optim/worker.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/image_optim/worker.rb b/lib/image_optim/worker.rb
index f64e75f9..5879b3fe 100644
--- a/lib/image_optim/worker.rb
+++ b/lib/image_optim/worker.rb
@@ -63,7 +63,7 @@ def execute(bin, *arguments)
       env_path = "#{@image_optim.resolve_dir}:#{ENV['PATH']}"
       start = Time.now
 
-      system "env PATH=#{env_path.shellescape} nice -n #{@image_optim.nice} #{command} >& /dev/null"
+      system "env PATH=#{env_path.shellescape} nice -n #{@image_optim.nice} #{command} > /dev/null 2>&1"
 
       raise SignalException.new($?.termsig) if $?.signaled?