--- a/runtime/PLCObject.py	Thu Dec 10 17:36:37 2009 +0100
+++ b/runtime/PLCObject.py	Fri Dec 11 08:49:32 2009 +0100
@@ -362,7 +362,9 @@
             self._ResetDebugVariables()
             for idx,iectype,force in idxs:
                 if force !=None:
-                    c_type,unpack_func, pack_func = self.TypeTranslator.get(iectype, (None,None,None))
+                    c_type,unpack_func, pack_func = \
+                        self.TypeTranslator.get(iectype,
+                                                (None,None,None))
                     force = ctypes.byref(pack_func(c_type,force)) 
                 self._RegisterDebugVariable(idx, force)
             self._resumeDebug()
@@ -381,18 +383,24 @@
             buffer = ctypes.c_void_p()
             offset = 0
             if self.PLClibraryLock.acquire(False) and \
-               self._GetDebugData(ctypes.byref(tick),ctypes.byref(size),ctypes.byref(buffer)) == 0 :
+               self._GetDebugData(ctypes.byref(tick),
+                                  ctypes.byref(size),
+                                  ctypes.byref(buffer)) == 0 :
                 if size.value:
                     for idx, iectype, forced in self._Idxs:
                         cursor = ctypes.c_void_p(buffer.value + offset)
-                        c_type,unpack_func, pack_func = self.TypeTranslator.get(iectype, (None,None,None))
+                        c_type,unpack_func, pack_func = \
+                            self.TypeTranslator.get(iectype,
+                                                    (None,None,None))
                         if c_type is not None and offset < size:
-                            res.append(unpack_func(ctypes.cast(cursor,
-                                                               ctypes.POINTER(c_type)).contents))
+                            res.append(unpack_func(
+                                        ctypes.cast(cursor,
+                                         ctypes.POINTER(c_type)).contents))
                             offset += ctypes.sizeof(c_type)
                         else:
                             if c_type is None:
-                                PLCprint("Debug error - " + iectype + " not supported !")
+                                PLCprint("Debug error - " + iectype +
+                                         " not supported !")
                             if offset >= size:
                                 PLCprint("Debug error - buffer too small !")
                             break

--- a/targets/plc_debug.c	Thu Dec 10 17:36:37 2009 +0100
+++ b/targets/plc_debug.c	Fri Dec 11 08:49:32 2009 +0100
@@ -278,11 +278,11 @@
 int WaitDebugData(unsigned long *tick);
 /* Wait until debug data ready and return pointer to it */
 int GetDebugData(unsigned long *tick, unsigned long *size, void **buffer){
-    int res = WaitDebugData(tick);
-    if(res){
+    int wait_error = WaitDebugData(tick);
+    if(!wait_error){
         *size = buffer_cursor - debug_buffer;
         *buffer = debug_buffer;
     }
-    return res;
-}
-
+    return wait_error;
+}
+