From 8cd74fee160e66cde31c435e29a915c3abc285ad Mon Sep 17 00:00:00 2001
From: JD Harrington <jd@jdharrington.net>
Date: Thu, 21 Mar 2013 21:16:07 -0400
Subject: [PATCH] Allow override of default_provider

Set the VAGRANT_DEFAULT_PROVIDER environment variable to override the
value of default_provider.
---
 lib/vagrant/environment.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/vagrant/environment.rb b/lib/vagrant/environment.rb
index ffffed50d..7027e9754 100644
--- a/lib/vagrant/environment.rb
+++ b/lib/vagrant/environment.rb
@@ -195,7 +195,7 @@ module Vagrant
     #
     # @return [Symbol] Name of the default provider.
     def default_provider
-      :virtualbox
+      (ENV['VAGRANT_DEFAULT_PROVIDER'] || :virtualbox).to_sym
     end
 
     # Returns the collection of boxes for the environment.