emu_plc.rb in ladder_drive-0.6.1

- old
+ new

@@ -61,10 +61,11 @@
       SUFFIXES.each do |k|
         eval "@#{k}_devices = []"
       end
       @lock = Mutex.new
       @config = config
+      @pending_save = nil
       reset
       load_plugins
     end
 
     def device_by_name name
@@ -339,15 +340,15 @@
         end
         values = []
         (SIZE_OF_BIT_STACK - 1).downto 0 do |i|
           values << stack_device(i).word
         end
-        v = values.pop
+        value = values.pop
         values.each_with_index do |v, i|
           stack_device(i).word = v
         end
         stack_count_device.word -= 1
-        v
+        value
       end
       # ----------------
 
       def sync_input
         @lock.synchronize {