diff --git a/hdlmake/srcfile.py b/hdlmake/srcfile.py
index ae1dba7a1add36ef8f4a254cc062be68b72c211c..1d7e5983534942d2df00bd25519883a3c494013e 100644
--- a/hdlmake/srcfile.py
+++ b/hdlmake/srcfile.py
@@ -46,9 +46,9 @@ class SourceFile(DepFile):
                          include_paths=module.include_dirs[:])
 
 
-    def gen_index(self):
-        self.__class__.cur_index = self.__class__.cur_index+1
-        return self.__class__.cur_index
+    # def gen_index(self):
+    #     self.__class__.cur_index = self.__class__.cur_index+1
+    #     return self.__class__.cur_index
 
 
 class VHDLFile(SourceFile):
@@ -68,88 +68,88 @@ class VHDLFile(SourceFile):
         else:
             return False
 
-    def _create_deps_provides(self):
-        if self._check_encryption():
-            self.dep_index = SourceFile.gen_index(self)
-        else:
-            self.dep_provides = list(self._search_packages())
-        logging.debug(self.path + " provides " + str(self.dep_provides))
-
-    def _create_deps_requires(self):
-        if self._check_encryption():
-            self.dep_index = SourceFile.gen_index(self)
-        else:
-            self.dep_requires = list(self._search_use_clauses())
-        logging.debug(self.path + " provides " + str(self.dep_provides))
-
-    def _search_use_clauses(self):
-        """
-        Reads a file and looks for 'use' clause. For every 'use' with
-        non-standard library a tuple (lib, file) is returned in a list.
-
-        """
-        # Modification here! global_mod.top_module.action does not
-        # get set for top module in time. FIX this
-
-        std_libs = ['std', 'ieee']
-        if global_mod.top_module.action == "simulation":
-            try:
-                if global_mod.top_module.sim_tool == "isim":
-                    std_libs = ise.XilinxsiminiReader().get_libraries()
-                elif global_mod.top_module.sim_tool == "vsim" or global_mod.top_module.sim_tool == "modelsim":
-                    std_libs = modelsim.ModelsiminiReader().get_libraries()
-                elif global_mod.top_module.sim_tool == "iverilog":
-                    std_libs = modelsim.MODELSIM_STANDARD_LIBS
-                else:
-                    logging.warning("Could not determine simulation tool. Defaulting to Modelsim")
-                    std_libs = modelsim.MODELSIM_STANDARD_LIBS
-            except RuntimeError as e:
-                logging.error("I/O error: ({0})".format(e.message))
-                logging.error("Picking standard Modelsim simulation libraries. Try to fix the error.")
-                std_libs = modelsim.MODELSIM_STARDAND_LIBS
-        elif global_mod.top_module.action == "synthesis":
-            if global_mod.top_module.target == "xilinx":
-                std_libs = ise.ISE_STANDARD_LIBS
-            elif global_mod.top_module.target == "altera":
-                std_libs = quartus.QUARTUS_STANDARD_LIBS
-
-        import re
-        try:
-            f = open(self.path, "r")
-            text = f.readlines()
-        except UnicodeDecodeError:
-            return []
-
-        use_pattern = re.compile("^[ \t]*use[ \t]+([^; ]+)[ \t]*;.*$")
-        lib_pattern = re.compile("([^.]+)\.([^.]+)\.all")
-
-        use_lines = []
-        for line in text:
-            #identifiers and keywords are case-insensitive in VHDL
-            line_lower = line.lower()
-            m = re.match(use_pattern, line_lower)
-            if m is not None:
-                use_lines.append(m.group(1))
-
-        ret = set()
-        for line in use_lines:
-            m = re.match(lib_pattern, line)
-            if m is not None:
-                #omit standard libraries
-                if (m.group(1)).lower() in std_libs:
-                    continue
-                if self.library != "work":
-                    #if a file is put in a library, `work' points this library
-                    new = (self.library.lower(), m.group(2).lower())
-                else:
-                    new = (m.group(1).lower(), m.group(2).lower())
-                #dont add if the tuple is already in the list
-                if new in self.dep_provides:
-                    continue
-                ret.add(new)
-
-        f.close()
-        return ret
+    # def _create_deps_provides(self):
+    #     if self._check_encryption():
+    #         self.dep_index = SourceFile.gen_index(self)
+    #     else:
+    #         self.dep_provides = list(self._search_packages())
+    #     logging.debug(self.path + " provides " + str(self.dep_provides))
+
+    # def _create_deps_requires(self):
+    #     if self._check_encryption():
+    #         self.dep_index = SourceFile.gen_index(self)
+    #     else:
+    #         self.dep_requires = list(self._search_use_clauses())
+    #     logging.debug(self.path + " provides " + str(self.dep_provides))
+
+    # def _search_use_clauses(self):
+    #     """
+    #     Reads a file and looks for 'use' clause. For every 'use' with
+    #     non-standard library a tuple (lib, file) is returned in a list.
+
+    #     """
+    #     # Modification here! global_mod.top_module.action does not
+    #     # get set for top module in time. FIX this
+
+    #     std_libs = ['std', 'ieee']
+    #     if global_mod.top_module.action == "simulation":
+    #         try:
+    #             if global_mod.top_module.sim_tool == "isim":
+    #                 std_libs = ise.XilinxsiminiReader().get_libraries()
+    #             elif global_mod.top_module.sim_tool == "vsim" or global_mod.top_module.sim_tool == "modelsim":
+    #                 std_libs = modelsim.ModelsiminiReader().get_libraries()
+    #             elif global_mod.top_module.sim_tool == "iverilog":
+    #                 std_libs = modelsim.MODELSIM_STANDARD_LIBS
+    #             else:
+    #                 logging.warning("Could not determine simulation tool. Defaulting to Modelsim")
+    #                 std_libs = modelsim.MODELSIM_STANDARD_LIBS
+    #         except RuntimeError as e:
+    #             logging.error("I/O error: ({0})".format(e.message))
+    #             logging.error("Picking standard Modelsim simulation libraries. Try to fix the error.")
+    #             std_libs = modelsim.MODELSIM_STARDAND_LIBS
+    #     elif global_mod.top_module.action == "synthesis":
+    #         if global_mod.top_module.target == "xilinx":
+    #             std_libs = ise.ISE_STANDARD_LIBS
+    #         elif global_mod.top_module.target == "altera":
+    #             std_libs = quartus.QUARTUS_STANDARD_LIBS
+
+    #     import re
+    #     try:
+    #         f = open(self.path, "r")
+    #         text = f.readlines()
+    #     except UnicodeDecodeError:
+    #         return []
+
+    #     use_pattern = re.compile("^[ \t]*use[ \t]+([^; ]+)[ \t]*;.*$")
+    #     lib_pattern = re.compile("([^.]+)\.([^.]+)\.all")
+
+    #     use_lines = []
+    #     for line in text:
+    #         #identifiers and keywords are case-insensitive in VHDL
+    #         line_lower = line.lower()
+    #         m = re.match(use_pattern, line_lower)
+    #         if m is not None:
+    #             use_lines.append(m.group(1))
+
+    #     ret = set()
+    #     for line in use_lines:
+    #         m = re.match(lib_pattern, line)
+    #         if m is not None:
+    #             #omit standard libraries
+    #             if (m.group(1)).lower() in std_libs:
+    #                 continue
+    #             if self.library != "work":
+    #                 #if a file is put in a library, `work' points this library
+    #                 new = (self.library.lower(), m.group(2).lower())
+    #             else:
+    #                 new = (m.group(1).lower(), m.group(2).lower())
+    #             #dont add if the tuple is already in the list
+    #             if new in self.dep_provides:
+    #                 continue
+    #             ret.add(new)
+
+    #     f.close()
+    #     return ret
 
 
 class VerilogFile(SourceFile):
@@ -166,77 +166,77 @@ class VerilogFile(SourceFile):
             self.include_dirs.extend(include_dirs)
         self.include_dirs.append(path_mod.relpath(self.dirname))
 
-    def _create_deps_provides(self):
-#        self.dep_requires = self.__search_includes()
-#        self.dep_provides = self.name
-        self.dep_provides = self.name
-
-    def _create_deps_requires(self):
-#        self.dep_requires = self.__search_includes()
-#        self.dep_provides = self.name
-        if global_mod.top_module.sim_tool == "iverilog":
-            deps = self._get_iverilog_dependencies()
-            self.dep_requires = deps
-        else:
-            self.dep_requires = self._search_includes()
-
-    def _get_iverilog_dependencies(self):
-           #TODO: Check to see dependencies.list doesn't exist already
-        if self.path.endswith(".vh") and global_mod.top_module.sim_tool == "iverilog":
-            return []
-        inc_dirs = []
-        #inc_dirs = global_mod.top_module.include_dirs
-        inc_dirs = self.include_dirs
-        if global_mod.mod_pool:
-            inc_dirs.extend([os.path.relpath(m.path) for m in global_mod.mod_pool])
-        inc_dirs = list(set(inc_dirs))
-        vlog_opt = global_mod.top_module.vlog_opt
-        depFileName = "dependencies.list"
-        command = "iverilog -DSIMULATE -Wno-timescale -t null -M" + depFileName
-        command += "".join(map(lambda x: " -y"+x, inc_dirs))
-        command += "".join(map(lambda x: " -I"+x, inc_dirs))
-        # TODO: Have to find a way to handle this cleanly
-        if self.rel_path().find("config_romx_llrf4") > -1:
-            command += " " + vlog_opt
-        else:
-            command += " " + vlog_opt + " " + self.rel_path()
-            logging.debug("running %s" % command)
-            retcode = os.system(command)
-            # iverilog_cmd = Popen(command, shell=True, stdin=PIPE,
-            #                      stdout=PIPE, close_fds=True)
-            # iverilog_cmd.stdout.readlines()
-            # iverilog_cmd.wait()
-            # retcode = iverilog_cmd.returncode
-            print("retcode", retcode)
-
-        if retcode and retcode != 256:
-            logging.error("Dependencies not met for %s" % str(self.path))
-            logging.debug(command, self.include_dirs, inc_dirs, global_mod.mod_pool)
-            quit()
-        elif retcode == 256:
-            #dependencies met
-            pass
-        depFile = open(depFileName, "r")
-        depFiles = list(set([l.strip() for l in depFile.readlines()]))
-        depFile.close()
-        return depFiles
-
-    def _search_includes(self):
-        import re
-        f = open(self.path, "r")
-        try:
-            text = f.readlines()
-        except UnicodeDecodeError:
-            return []
-        include_pattern = re.compile("^[ \t]*`include[ \t]+\"([^ \"]+)\".*$")
-        ret = []
-        for line in text:
-            #in Verilog and SV identifiers are case-sensitive
-            m = re.match(include_pattern, line)
-            if m is not None:
-                ret.append(m.group(1))
-        f.close()
-        return ret
+#     def _create_deps_provides(self):
+# #        self.dep_requires = self.__search_includes()
+# #        self.dep_provides = self.name
+#         self.dep_provides = self.name
+
+#     def _create_deps_requires(self):
+# #        self.dep_requires = self.__search_includes()
+# #        self.dep_provides = self.name
+#         if global_mod.top_module.sim_tool == "iverilog":
+#             deps = self._get_iverilog_dependencies()
+#             self.dep_requires = deps
+#         else:
+#             self.dep_requires = self._search_includes()
+
+#     def _get_iverilog_dependencies(self):
+#            #todo: check to see dependencies.list doesn't exist already
+#         if self.path.endswith(".vh") and global_mod.top_module.sim_tool == "iverilog":
+#             return []
+#         inc_dirs = []
+#         #inc_dirs = global_mod.top_module.include_dirs
+#         inc_dirs = self.include_dirs
+#         if global_mod.mod_pool:
+#             inc_dirs.extend([os.path.relpath(m.path) for m in global_mod.mod_pool])
+#         inc_dirs = list(set(inc_dirs))
+#         vlog_opt = global_mod.top_module.vlog_opt
+#         depfilename = "dependencies.list"
+#         command = "iverilog -dsimulate -wno-timescale -t null -m" + depfilename
+#         command += "".join(map(lambda x: " -y"+x, inc_dirs))
+#         command += "".join(map(lambda x: " -i"+x, inc_dirs))
+#         # todo: have to find a way to handle this cleanly
+#         if self.rel_path().find("config_romx_llrf4") > -1:
+#             command += " " + vlog_opt
+#         else:
+#             command += " " + vlog_opt + " " + self.rel_path()
+#             logging.debug("running %s" % command)
+#             retcode = os.system(command)
+#             # iverilog_cmd = popen(command, shell=true, stdin=pipe,
+#             #                      stdout=pipe, close_fds=true)
+#             # iverilog_cmd.stdout.readlines()
+#             # iverilog_cmd.wait()
+#             # retcode = iverilog_cmd.returncode
+#             print("retcode", retcode)
+
+#         if retcode and retcode != 256:
+#             logging.error("dependencies not met for %s" % str(self.path))
+#             logging.debug(command, self.include_dirs, inc_dirs, global_mod.mod_pool)
+#             quit()
+#         elif retcode == 256:
+#             #dependencies met
+#             pass
+#         depfile = open(depfilename, "r")
+#         depfiles = list(set([l.strip() for l in depfile.readlines()]))
+#         depfile.close()
+#         return depfiles
+
+#     def _search_includes(self):
+#         import re
+#         f = open(self.path, "r")
+#         try:
+#             text = f.readlines()
+#         except unicodedecodeerror:
+#             return []
+#         include_pattern = re.compile("^[ \t]*`include[ \t]+\"([^ \"]+)\".*$")
+#         ret = []
+#         for line in text:
+#             #in verilog and sv identifiers are case-sensitive
+#             m = re.match(include_pattern, line)
+#             if m is not none:
+#                 ret.append(m.group(1))
+#         f.close()
+#         return ret
 
 
 class SVFile(VerilogFile):