patch 7.4.2011

Problem:    It is not easy to get a list of command arguments.
Solution:   Add getcompletion(). (Yegappan Lakshmanan)

src/ex_docmd.c

@@ -7049,6 +7049,18 @@ parse_compl_arg(
 # endif
     return OK;
 }
+
+    int
+cmdcomplete_str_to_type(char_u *complete_str)
+{
+    int i;
+
+    for (i = 0; command_complete[i].expand != 0; ++i)
+	if (STRCMP(complete_str, command_complete[i].name) == 0)
+	    return command_complete[i].expand;
+
+    return EXPAND_NOTHING;
+}
 #endif
 
     static void