--- a/meta_connector/meta_connector.py	Sat Oct 31 17:43:39 2015 +0900
+++ b/meta_connector/meta_connector.py	Sun Nov 01 04:33:51 2015 +0900
@@ -41,23 +41,25 @@
     for i,l in enumerate(lines):
 
         regexed_l = re.search(r"[a-zA-Z0-9_]+ *\(",l)
-
         # get caller code segment name
-        if re.search(r"^ *__code",l) is not None:
+        if re.search(r"^ *__code",l) is not None: # code segment declarations.
             isMetaOrStub = False
             caller_name = regexed_l.group(0).rstrip('(')
+            args = get_args_from_line(l)
             if caller_name == 'meta':
                 defaultMetaIsNotExist = False
-            if re.search(r"^ *meta_*|stub$",caller_name) is not None: # meta code segment or stub
+            if re.search(r"^ *meta_*|stub$",caller_name) is not None: # meta code segments or stubs
                 isMetaOrStub = True
-                file.write(l)
-            elif re.search(r"struct Context\* context",l) is None:
+            elif not cs_search(lines, caller_name+'_stub'): # normal code segments which do not have a stub.
+                create_stub(file, caller_name, args.strip(','))
+
+            if re.search(r"struct Context\* context",l) is None: # add context to arguments list if it didn't have.
                 file.write("/*-- generated by script */\n")
                 file.write('// '+l)
-                file.write('__code {0:s}(struct Context* context{1:s}) {{\n'.format(caller_name,get_args_from_line(l)))
+                file.write('__code {0:s}(struct Context* context{1:s}) {{\n'.format(caller_name, args))
             else:
                 file.write(l)
-        elif not isMetaOrStub and regexed_l is not None and re.search(r"^ *goto",l):
+        elif not isMetaOrStub and regexed_l is not None and re.search(r"^ *goto",l): # code segment transition.
             callee_name = regexed_l.group(0).rstrip('(')
             if callee_name == 'start_code' or re.match('meta_|meta$',callee_name):
                 file.write(l)
@@ -65,7 +67,7 @@
                 file.write("/*-- connected by script */\n")
                 file.write('// '+l)
                 meta_name = 'meta_'+caller_name if cs_search(lines, 'meta_'+callee_name) else 'meta'
-                file.write("goto {0:s}(context{1:s}, {2:s});\n".format(meta_name, get_args_from_line(l),\
+                file.write("goto {0:s}(context{1:s}, {2:s});\n".format(meta_name, args,\
                                                                         callee_name.capitalize()))
             else:
                 file.write(l)
@@ -87,13 +89,25 @@
     return args
     
 
-def create_stub(file,name):
+def create_stub(file, name, args):
     file.write('''__code {0:s}_stub(struct Context* context) {{
     goto {0:s}(context'''.format(name))
-
+    for arg in args_str2args_list(args):
+        file.write(', &context->data['+arg.capitalize()+']->'+arg)
     file.write(');\n}\n')
 
+def args_str2args_list(args_str):
+    args_list = []
+    temporary_list = args_str.split()
+    for i,arg in enumerate(temporary_list):
+        if re.search(r"context,*", arg) is not None:
+            continue
+        if arg.endswith(',') or i == len(temporary_list)-1:
+            args_list.append(arg.strip(','))
+    return args_list
+    
 # search meta code segment.
+# It returns true when cs was found.
 # Find it :  __code meta_'name'
 def cs_search(lines, name):
     for l in lines: