set the fallback logdevice with logdev=. This fixes issues with some …

…weird stdin / stderr hacks of some daemon libraries

lib/amqp_logging/log_device.rb

@@ -1,7 +1,7 @@
 class AMQPLogging::LogDevice
   RETRY_AFTER = 10.seconds
 
-  attr_reader :exchange, :configuration
+  attr_reader   :exchange, :configuration
   attr_accessor :logger
 
   def initialize(dev, opts = {})
@@ -24,9 +24,15 @@ def write(msg)
   end
 
   def close
+    reset_amqp # TODO: Test!
     @fallback_logdev.close
   end
 
+  def fallback_logdev=(io)
+    @fallback_logdev.close # TODO: Test!
+    @fallback_logdev = io
+  end
+
   private
     def pause_amqp_logging(exception)
       @paused = Time.now

lib/amqp_logging/logger.rb

@@ -20,4 +20,9 @@ def initialize(logdev, *args)
     @logdev = AMQPLogging::LogDevice.new(@logdev, options)
     @logdev.logger = self
   end
+  
+  def fallback_logdev=(io)
+    @logdev.fallback_logdev = io
+  end
+  alias :logdev= :fallback_logdev=
 end