Do not allow BSD hosts to double-quote in exports

This is not allowed on *BSD

lib/vagrant/hosts/bsd.rb

@@ -24,6 +24,7 @@ module Vagrant
 
         @logger = Log4r::Logger.new("vagrant::hosts::bsd")
         @nfs_restart_command = "sudo nfsd restart"
+        @nfs_exports_template = "nfs/exports"
       end
 
       def nfs?
@@ -33,7 +34,7 @@ module Vagrant
       end
 
       def nfs_export(id, ip, folders)
-        output = TemplateRenderer.render('nfs/exports',
+        output = TemplateRenderer.render(@nfs_exports_template,
                                          :uuid => id,
                                          :ip => ip,
                                          :folders => folders)

lib/vagrant/hosts/freebsd.rb

@@ -4,6 +4,10 @@ module Vagrant
   module Hosts
     # Represents a FreeBSD host
     class FreeBSD < BSD
+      class FreeBSDHostError < Errors::VagrantError
+        error_namespace("vagrant.hosts.freebsd")
+      end
+
       include Util
       include Util::Retryable
 
@@ -16,10 +20,21 @@ module Vagrant
         5
       end
 
+      def nfs_export(id, ip, folders)
+        folders.each do |folder_name, folder_values|
+          if folder_values[:hostpath] =~ /\s+/
+            raise FreeBSDHostError, :_key => :nfs_whitespace
+          end
+        end
+
+        super
+      end
+
       def initialize(*args)
         super
 
         @nfs_restart_command = "sudo /etc/rc.d/mountd onereload"
+        @nfs_exports_template = "nfs/exports_freebsd"
       end
     end
   end

templates/locales/en.yml

@@ -554,6 +554,10 @@ en:
       arch:
         nfs_export:
           prepare: "Preparing to edit /etc/exports. Administrator privileges will be required..."
+      freebsd:
+        nfs_whitespace: |-
+          FreeBSD hosts do not support sharing directories with whitespace in
+          their path. Please adjust your path accordingly.
 
     provisioners:
       chef:

templates/nfs/exports_freebsd.erb

@@ -0,0 +1,5 @@
+# VAGRANT-BEGIN: <%= uuid %>
+<% folders.each do |name, opts| %>
+<%= opts[:hostpath] %> <%= ip %><% if opts[:map_uid] -%> -alldirs -mapall=<%= [opts[:map_uid],opts[:map_gid]].compact.join(":") %><% end -%>
+<% end %>
+# VAGRANT-END: <%= uuid %>