lib/spf/util.rb in spf-0.0.5 vs lib/spf/util.rb in spf-0.0.6

@@ -43,9 +43,11 @@
     /^::ffff:([0-9a-f]{1,4}):([0-9a-f]{1,4})/i
   end
 
   def self.hostname
     return @hostname ||= Socket.gethostbyname(Socket.gethostname).first
+  rescue SocketError
+    return @hostname ||= Socket.gethostname
   end
 
   def self.ipv4_address_to_ipv6(ipv4_address)
     unless IP::V4 === ipv4_address
       raise SPF::InvalidOptionValueError.new('IP::V4 address expected')