diff -r 750eeb7230a1 -r c02818d7e29f c_ext/c_ext.py
--- a/c_ext/c_ext.py	Mon Aug 14 22:23:17 2017 +0300
+++ b/c_ext/c_ext.py	Mon Aug 14 22:30:41 2017 +0300
@@ -47,13 +47,13 @@
         "retrieveFunction",
         "publishFunction"]
     EditorType = CFileEditor
-    
+
     def GetIconName(self):
         return "Cfile"
 
     def CodeFileName(self):
         return os.path.join(self.CTNPath(), "cfile.xml")
-    
+
     def CTNGenerate_C(self, buildpath, locations):
         """
         Generate C code
@@ -70,17 +70,17 @@
         current_location = self.GetCurrentLocation()
         # define a unique name for the generated C file
         location_str = "_".join(map(str, current_location))
-        
+
         text = "/* Code generated by Beremiz c_ext confnode */\n\n"
         text += "#include <stdio.h>\n\n"
-        
+
         # Adding includes
         text += "/* User includes */\n"
         text += self.CodeFile.includes.getanyText().strip()
         text += "\n"
-        
+
         text += '#include "iec_types_all.h"\n\n'
-        
+
         # Adding variables
         config = self.GetCTRoot().GetProjectConfigNames()[0]
         text += "/* User variables reference */\n"
@@ -93,36 +93,35 @@
             text += "extern %(type)s %(global)s;\n" % var_infos
             text += "#define %(name)s %(global)s.value\n" % var_infos
         text += "\n"
-        
+
         # Adding user global variables and routines
         text += "/* User internal user variables and routines */\n"
         text += self.CodeFile.globals.getanyText().strip()
         text += "\n"
-        
+
         # Adding Beremiz confnode functions
         text += "/* Beremiz confnode functions */\n"
         text += "int __init_%s(int argc,char **argv)\n{\n" % location_str
         text += self.CodeFile.initFunction.getanyText().strip()
         text += "  return 0;\n}\n\n"
-        
+
         text += "void __cleanup_%s(void)\n{\n" % location_str
         text += self.CodeFile.cleanUpFunction.getanyText().strip()
         text += "\n}\n\n"
-        
+
         text += "void __retrieve_%s(void)\n{\n" % location_str
         text += self.CodeFile.retrieveFunction.getanyText().strip()
         text += "\n}\n\n"
-        
+
         text += "void __publish_%s(void)\n{\n" % location_str
         text += self.CodeFile.publishFunction.getanyText().strip()
         text += "\n}\n\n"
-        
+
         Gen_Cfile_path = os.path.join(buildpath, "CFile_%s.c" % location_str)
         cfile = open(Gen_Cfile_path,'w')
         cfile.write(text)
         cfile.close()
-        
+
         matiec_CFLAGS = '"-I%s"' % os.path.abspath(self.GetCTRoot().GetIECLibPath())
-        
+
         return [(Gen_Cfile_path, str(self.CExtension.getCFLAGS() + matiec_CFLAGS))],str(self.CExtension.getLDFLAGS()),True
-