diff --git a/bin/lutin b/bin/lutin
index 5234e13..7535fef 100755
--- a/bin/lutin
+++ b/bin/lutin
@@ -10,6 +10,7 @@
 # for path inspection:
 import sys
 import os
+import lutin
 import lutin.debug as debug
 import lutin.arg as arguments
 import lutin.host as host
@@ -18,6 +19,8 @@ import lutin.target as target
 import lutin.env as env
 import lutin.multiprocess as multiprocess
 import lutin.tools as tools
+import lutin.host as lutinHost
+import lutin.tools as lutinTools
 
 myArgs = arguments.LutinArg()
 myArgs.add(arguments.ArgDefine("h", "help", desc="Display this help"))
@@ -28,6 +31,7 @@ myArgs.add(arguments.ArgDefine("C", "color", desc="Display makefile output in co
 myArgs.add(arguments.ArgDefine("B", "force-build", desc="Force the rebuild without checking the dependency"))
 myArgs.add(arguments.ArgDefine("P", "pretty", desc="Print the debug has pretty display"))
 myArgs.add(arguments.ArgDefine("j", "jobs", haveParam=True, desc="Specifies the number of jobs (commands) to run simultaneously"))
+myArgs.add(arguments.ArgDefine("d", "depth", haveParam=True, desc="Depth of the search of sub element lutin_*.py (default=" + str(env.get_parse_depth()) + ")"))
 myArgs.add(arguments.ArgDefine("s", "force-strip", desc="Force the stripping of the compile elements"))
 myArgs.add(arguments.ArgDefine("w", "warning", desc="Store warning in a file build file"))
 
@@ -150,6 +154,7 @@ def usage(full=False):
 
 # preparse the argument to get the verbose element for debug mode
 def parseGenericArg(argument, active):
+	debug.extreme_verbose("parse arg : " + argument.get_option_name() + " " + argument.get_arg() + " active=" + str(active))
 	if argument.get_option_name() == "help":
 		if active==False:
 			usage()
@@ -184,13 +189,24 @@ def parseGenericArg(argument, active):
 		if active==True:
 			multiprocess.set_core_number(int(argument.get_arg()))
 		return True
+	elif argument.get_option_name()=="depth":
+		if active==True:
+			env.set_parse_depth(int(argument.get_arg()))
+		return True
 	elif argument.get_option_name() == "verbose":
 		if active==True:
 			debug.set_level(int(argument.get_arg()))
 		return True
 	elif argument.get_option_name() == "color":
 		if active==True:
-			debug.enable_color()
+			if    argument.get_arg() == "" \
+			   or argument.get_arg() == "1" \
+			   or argument.get_arg() == "true" \
+			   or argument.get_arg() == "True" \
+			   or argument.get_arg() == True:
+				debug.enable_color()
+			else:
+				debug.disable_color()
 		return True
 	elif argument.get_option_name() == "force-build":
 		if active==True:
@@ -198,28 +214,85 @@ def parseGenericArg(argument, active):
 		return True
 	elif argument.get_option_name() == "pretty":
 		if active==True:
-			env.set_print_pretty_mode(True)
+			if    argument.get_arg() == "" \
+			   or argument.get_arg() == "1" \
+			   or argument.get_arg() == "true" \
+			   or argument.get_arg() == "True" \
+			   or argument.get_arg() == True:
+				env.set_print_pretty_mode(True)
+			else:
+				env.set_print_pretty_mode(False)
 		return True
 	elif argument.get_option_name() == "force-strip":
 		if active==True:
-			env.set_force_strip_mode(True)
+			if    argument.get_arg() == "" \
+			   or argument.get_arg() == "1" \
+			   or argument.get_arg() == "true" \
+			   or argument.get_arg() == "True" \
+			   or argument.get_arg() == True:
+				env.set_force_strip_mode(True)
+			else:
+				env.set_force_strip_mode(False)
 		return True
 	elif argument.get_option_name() == "warning":
 		if active==True:
-			env.set_warning_mode(True)
+			if    argument.get_arg() == "" \
+			   or argument.get_arg() == "1" \
+			   or argument.get_arg() == "true" \
+			   or argument.get_arg() == "True" \
+			   or argument.get_arg() == True:
+				env.set_warning_mode(True)
+			else:
+				env.set_warning_mode(False)
 		return True
 	return False
 
+
+# open configuration of lutin:
+config_file_name = "lutinConfig.py"
+config_file = os.path.join(tools.get_run_path(), config_file_name)
+if os.path.isfile(config_file) == True:
+	sys.path.append(os.path.dirname(config_file))
+	debug.debug("Find basic configuration file: '" + config_file + "'")
+	# the file exist, we can open it and get the initial configuration:
+	configuration_file = __import__(config_file_name[:-3])
+	if "get_exclude_path" in dir(configuration_file):
+		data = configuration_file.get_exclude_path()
+		debug.debug(" get default config 'get_exclude_path' val='" + str(data) + "'")
+		env.set_exclude_search_path(data)
+	if "get_parsing_depth" in dir(configuration_file):
+		data = configuration_file.get_parsing_depth()
+		debug.debug(" get default config 'get_parsing_depth' val='" + str(data) + "'")
+		parseGenericArg(arguments.ArgElement("depth", str(data)), True)
+		
+	if "get_default_jobs" in dir(configuration_file):
+		data = configuration_file.get_default_jobs()
+		debug.debug(" get default config 'get_default_jobs' val='" + str(data) + "'")
+		parseGenericArg(arguments.ArgElement("jobs", str(data)), True)
+		
+	if "get_default_color" in dir(configuration_file):
+		data = configuration_file.get_default_color()
+		debug.debug(" get default config 'get_default_color' val='" + str(data) + "'")
+		parseGenericArg(arguments.ArgElement("color", str(data)), True)
+		
+	if "get_default_debug_level" in dir(configuration_file):
+		data = configuration_file.get_default_debug_level()
+		debug.debug(" get default config 'get_default_debug_level' val='" + str(data) + "'")
+		parseGenericArg(arguments.ArgElement("verbose", str(data)), True)
+		
+	if "get_default_print_pretty" in dir(configuration_file):
+		data = configuration_file.get_default_print_pretty()
+		debug.debug(" get default config 'get_default_print_pretty' val='" + str(data) + "'")
+		parseGenericArg(arguments.ArgElement("pretty", str(data)), True)
+		
+	
+
 # parse default unique argument:
 for argument in localArgument:
 	parseGenericArg(argument, True)
 
-
-import lutin
-
-
-import lutin.host as lutinHost
-import lutin.tools as lutinTools
+# initialize the system ...
+lutin.init()
 
 #available target : Linux / MacOs / Windows / Android ...
 targetName = host.OS
diff --git a/lutin/__init__.py b/lutin/__init__.py
index d821a10..919dbb5 100755
--- a/lutin/__init__.py
+++ b/lutin/__init__.py
@@ -8,6 +8,7 @@
 ##
 import os
 import sys
+import fnmatch
 # Local import
 from . import target
 from . import builder
@@ -16,32 +17,119 @@ from . import host
 from . import tools
 from . import debug
 from . import module
-
+from . import env
 is_init = False
 
-if is_init == False:
+
+def filter_name_and_file(root, list_files, filter):
+	# filter elements:
+	tmp_list = fnmatch.filter(list_files, filter)
+	out = []
+	for elem in tmp_list:
+		if os.path.isfile(os.path.join(root, elem)) == True:
+			out.append(elem);
+	return out;
+
+def filter_path(root, list_files):
+	out = []
+	for elem in list_files:
+		if    len(elem) == 0 \
+		   or elem[0] == '.':
+			continue
+		if os.path.isdir(os.path.join(root, elem)) == True:
+			out.append(elem);
+	return out;
+
+def import_path_local(path, limit_sub_folder, exclude_path = [], base_name = ""):
+	out = []
+	debug.verbose("lutin files: " + str(path) + " [START]")
+	if limit_sub_folder == 0:
+		debug.debug("Subparsing limitation append ...")
+		return []
+	try:
+		list_files = os.listdir(path)
+	except:
+		# an error occure, maybe read error ...
+		debug.warning("error when getting subdirectory of '" + str(path) + "'")
+		return []
+	if path in exclude_path:
+		debug.debug("find '" + str(path) + "' in exclude_path=" + str(exclude_path))
+		return []
+	# filter elements:
+	tmp_list_lutin_file = filter_name_and_file(path, list_files, base_name + "*.py")
+	debug.verbose("lutin files: " + str(path) + " : " + str(tmp_list_lutin_file))
+	# Import the module:
+	for filename in tmp_list_lutin_file:
+		out.append(os.path.join(path, filename))
+		debug.extreme_verbose("     Find a file : '" + str(out[-1]) + "'")
+	need_parse_sub_folder = True
+	rm_value = -1
+	# check if we need to parse sub_folder
+	if len(tmp_list_lutin_file) != 0:
+		need_parse_sub_folder = False
+	# check if the file "lutin_parse_sub.py" is present ==> parse SubFolder (force and add +1 in the resursing
+	if base_name + "parse_sub.py" in list_files:
+		need_parse_sub_folder = True
+		rm_value = 0
+	if need_parse_sub_folder == True:
+		list_folders = filter_path(path, list_files)
+		for folder in list_folders:
+			tmp_out = import_path_local(os.path.join(path, folder),
+			                            limit_sub_folder - rm_value,
+			                            exclude_path,
+			                            base_name)
+			# add all the elements:
+			for elem in tmp_out:
+				out.append(elem)
+	return out
+
+
+def init():
+	global is_init;
+	if is_init == True:
+		return
 	debug.verbose("Use Make as a make stadard")
 	sys.path.append(tools.get_run_path())
-	builder.import_path(tools.get_current_path(__file__))
-	module.import_path(tools.get_current_path(__file__))
-	system.import_path(tools.get_current_path(__file__))
-	target.import_path(tools.get_current_path(__file__))
-	
-	debug.debug("missing file lutinBase.py ==> loading subPath...");
+	# create the list of basic folder:
+	basic_folder_list = []
+	basic_folder_list.append([tools.get_current_path(__file__), True])
 	# Import all sub path without out and archive
-	for path in os.listdir("."):
-		if os.path.isdir(path)==True:
-			if     path.lower()!="android" \
-			   and path.lower()!="archive" \
-			   and path.lower()!="out" :
-				debug.debug("Automatic load path: '" + path + "'")
-				builder.import_path(path)
-				module.import_path(path)
-				system.import_path(path)
-				target.import_path(path)
+	for elem_path in os.listdir("."):
+		if os.path.isdir(elem_path) == False:
+			continue
+		if    elem_path.lower() == "android" \
+		   or elem_path == "out" :
+			continue
+		debug.debug("Automatic load path: '" + elem_path + "'")
+		basic_folder_list.append([elem_path, False])
+	
+	# create in a single path the basic list of lutin files  (all start with lutin and end with .py)
+	exclude_path = env.get_exclude_search_path()
+	limit_sub_folder = env.get_parse_depth()
+	list_of_lutin_files = []
+	for elem_path, is_system in basic_folder_list:
+		if is_system == True:
+			limit_sub_folder_tmp = 999999
+		else:
+			limit_sub_folder_tmp = limit_sub_folder
+		tmp_out = import_path_local(elem_path,
+		                            limit_sub_folder_tmp,
+		                            exclude_path,
+		                            env.get_build_system_base_name())
+		# add all the elements:
+		for elem in tmp_out:
+			list_of_lutin_files.append(elem)
+	
+	debug.debug("Files specific lutin: ")
+	for elem_path in list_of_lutin_files:
+		debug.debug("    " + elem_path)
+	# simply import element from the basic list of files (single parse ...)
+	builder.import_path(list_of_lutin_files)
+	module.import_path(list_of_lutin_files)
+	system.import_path(list_of_lutin_files)
+	target.import_path(list_of_lutin_files)
 	
 	builder.init()
-	
 	is_init = True
 
 
diff --git a/lutin/builder.py b/lutin/builder.py
index d59813c..a0a9402 100644
--- a/lutin/builder.py
+++ b/lutin/builder.py
@@ -14,6 +14,7 @@ import datetime
 # Local import
 from . import debug
 from . import heritage
+from . import env
 
 ##
 ## constitution of dictionnary:
@@ -23,26 +24,37 @@ from . import heritage
 ##     - "builder": pointer on the element
 ##
 builder_list=[]
-__start_builder_name="lutinBuilder_"
+__start_builder_name="Builder_"
 
 
-def import_path(path):
+def import_path(path_list):
 	global builder_list
-	matches = []
-	debug.debug('BUILDER: Start find sub File : "%s"' %path)
-	for root, dirnames, filenames in os.walk(path):
-		tmpList = fnmatch.filter(filenames, __start_builder_name + "*.py")
-		# Import the module :
-		for filename in tmpList:
-			debug.debug('BUILDER:     Find a file : "%s"' %os.path.join(root, filename))
-			#matches.append(os.path.join(root, filename))
-			sys.path.append(os.path.dirname(os.path.join(root, filename)) )
-			builder_name = filename.replace('.py', '')
-			the_builder = __import__(builder_name)
-			builder_list.append({"name":builder_name,
-			                     "element":the_builder
-			                    })
-			debug.debug('BUILDER:     type=' + the_builder.get_type() + " in=" + str(the_builder.get_input_type()) + " out=" + str(the_builder.get_output_type()))
+	global_base = env.get_build_system_base_name()
+	debug.debug("BUILDER: Init with Files list:")
+	for elem in path_list:
+		sys.path.append(os.path.dirname(elem))
+		# Get file name:
+		filename = os.path.basename(elem)
+		# Remove .py at the end:
+		filename = filename[:-3]
+		base_file_name = filename
+		# Remove global base name:
+		filename = filename[len(global_base):]
+		# Check if it start with the local patern:
+		if filename[:len(__start_builder_name)] != __start_builder_name:
+			debug.extreme_verbose("BUILDER:     Integrate: '" + filename + "' from '" + elem + "' ==> rejected")
+			continue
+		# Remove local patern
+		builder_name = filename[len(__start_builder_name):]
+		debug.verbose("BUILDER:     Integrate: '" + builder_name + "' from '" + elem + "'")
+		the_builder = __import__(base_file_name)
+		builder_list.append({"name":builder_name,
+		                     "element":the_builder
+		                    })
+		debug.debug('BUILDER:     type=' + the_builder.get_type() + " in=" + str(the_builder.get_input_type()) + " out=" + str(the_builder.get_output_type()))
+	debug.verbose("List of BUILDER: ")
+	for elem in builder_list:
+		debug.verbose("    " + str(elem["name"]))
 
 # we must have call all import before ...
 def init():
diff --git a/lutin/debug.py b/lutin/debug.py
index a6f8030..81229ec 100644
--- a/lutin/debug.py
+++ b/lutin/debug.py
@@ -52,6 +52,24 @@ def enable_color():
 	global color_cyan
 	color_cyan   = "\033[36m"
 
+def disable_color():
+	global debugColor
+	debugColor = True
+	global color_default
+	color_default= ""
+	global color_red
+	color_red    = ""
+	global color_green
+	color_green  = ""
+	global color_yellow
+	color_yellow = ""
+	global color_blue
+	color_blue   = ""
+	global color_purple
+	color_purple = ""
+	global color_cyan
+	color_cyan   = ""
+
 def extreme_verbose(input, force=False):
 	global debugLock
 	global debugLevel
@@ -106,7 +124,7 @@ def todo(input, force=False):
 		print(color_purple + "[TODO] " + input + color_default)
 		debugLock.release()
 
-def error(input, threadID=-1, force=False, crash=True):
+def error(input, thread_id=-1, force=False, crash=True):
 	global debugLock
 	global debugLevel
 	if    debugLevel >= 1 \
@@ -114,10 +132,10 @@ def error(input, threadID=-1, force=False, crash=True):
 		debugLock.acquire()
 		print(color_red + "[ERROR] " + input + color_default)
 		debugLock.release()
-	if crash==True:
+	if crash == True:
 		from . import multiprocess
-		multiprocess.error_occured()
-		if threadID != -1:
+		multiprocess.set_error_occured()
+		if thread_id != -1:
 			threading.interrupt_main()
 		exit(-1)
 		#os_exit(-1)
diff --git a/lutin/env.py b/lutin/env.py
index 2064a93..fccbd10 100644
--- a/lutin/env.py
+++ b/lutin/env.py
@@ -25,6 +25,40 @@ def get_force_mode():
 	global force_mode
 	return force_mode
 
+parse_depth = 9999999
+
+def set_parse_depth(val):
+	global parse_depth
+	parse_depth = val
+	debug.debug("Set depth search element: " + str(parse_depth))
+
+def get_parse_depth():
+	global parse_depth
+	return parse_depth
+
+exclude_search_path = []
+
+def set_exclude_search_path(val):
+	global exclude_search_path
+	exclude_search_path = val
+	debug.debug("Set depth search element: " + str(exclude_search_path))
+
+def get_exclude_search_path():
+	global exclude_search_path
+	return exclude_search_path
+
+
+build_system_base_name = "lutin"
+
+def set_build_system_base_name(val):
+	global build_system_base_name
+	build_system_base_name = val
+	debug.debug("Set basename: '" + str(build_system_base_name) + "'")
+
+def get_build_system_base_name():
+	global build_system_base_name
+	return build_system_base_name
+
 
 print_pretty_mode=False
 
diff --git a/lutin/module.py b/lutin/module.py
index f16aa63..5366367 100644
--- a/lutin/module.py
+++ b/lutin/module.py
@@ -20,6 +20,7 @@ from . import builder
 from . import multiprocess
 from . import image
 from . import license
+from . import env
 
 class Module:
 	
@@ -926,29 +927,32 @@ class Module:
 		self.ext_project_add_module(target, projectMng)
 		projectMng.generate_project_file()
 
-
-
 module_list=[]
-__start_module_name="lutin_"
+__start_module_name="_"
 
-def import_path(path):
+def import_path(path_list):
 	global module_list
-	matches = []
-	debug.debug('MODULE: Start find sub File : "%s"' %path)
-	for root, dirnames, filenames in os.walk(path):
-		tmpList = fnmatch.filter(filenames, __start_module_name + "*.py")
-		# Import the module :
-		for filename in tmpList:
-			debug.debug('Module:     Find a file : "%s"' %os.path.join(root, filename))
-			#matches.append(os.path.join(root, filename))
-			sys.path.append(os.path.dirname(os.path.join(root, filename)) )
-			module_name = filename.replace('.py', '')
-			module_name = module_name.replace(__start_module_name, '')
-			debug.debug("MODULE:     Integrate module: '" + module_name + "' from '" + os.path.join(root, filename) + "'")
-			module_list.append([module_name, os.path.join(root, filename)])
+	global_base = env.get_build_system_base_name()
+	debug.debug("MODULE: Init with Files list:")
+	for elem in path_list:
+		sys.path.append(os.path.dirname(elem))
+		# Get file name:
+		filename = os.path.basename(elem)
+		# Remove .py at the end:
+		filename = filename[:-3]
+		# Remove global base name:
+		filename = filename[len(global_base):]
+		# Check if it start with the local patern:
+		if filename[:len(__start_module_name)] != __start_module_name:
+			debug.extreme_verbose("MODULE:     NOT-Integrate: '" + filename + "' from '" + elem + "' ==> rejected")
+			continue
+		# Remove local patern
+		module_name = filename[len(__start_module_name):]
+		debug.verbose("MODULE:     Integrate: '" + module_name + "' from '" + elem + "'")
+		module_list.append([module_name, elem])
 	debug.verbose("New list module: ")
-	for mod in module_list:
-		debug.verbose("    " + str(mod[0]))
+	for elem in module_list:
+		debug.verbose("    " + str(elem[0]))
 
 def exist(target, name):
 	global module_list
@@ -962,9 +966,9 @@ def load_module(target, name):
 	for mod in module_list:
 		if mod[0] == name:
 			sys.path.append(os.path.dirname(mod[1]))
-			debug.verbose("import module : '" + __start_module_name + name + "'")
+			debug.verbose("import module : '" + env.get_build_system_base_name() + __start_module_name + name + "'")
 			the_module_file = mod[1]
-			the_module = __import__(__start_module_name + name)
+			the_module = __import__(env.get_build_system_base_name() + __start_module_name + name)
 			# get basic module properties:
 			property = get_module_option(the_module, name)
 			# configure the module:
@@ -1022,7 +1026,7 @@ def list_all_module_with_desc():
 	tmpList = []
 	for mod in module_list:
 		sys.path.append(os.path.dirname(mod[1]))
-		the_module = __import__("lutin_" + mod[0])
+		the_module = __import__(env.get_build_system_base_name() + __start_module_name + mod[0])
 		tmpList.append(get_module_option(the_module, mod[0]))
 	return tmpList
 
@@ -1036,22 +1040,25 @@ def get_module_option(the_module, name):
 	compagny_name = None
 	maintainer = None
 	version = None
+	version_id = None
 	
-	if "get_type" in dir(the_module):
+	list_of_function_in_factory = dir(the_module)
+	
+	if "get_type" in list_of_function_in_factory:
 		type = the_module.get_type()
 	else:
 		debug.debug(" function get_type() must be provided in the module: " + name)
 	
-	if "get_sub_type" in dir(the_module):
+	if "get_sub_type" in list_of_function_in_factory:
 		sub_type = the_module.get_sub_type()
 	
-	if "get_desc" in dir(the_module):
+	if "get_desc" in list_of_function_in_factory:
 		description = the_module.get_desc()
 	
-	if "get_licence" in dir(the_module):
+	if "get_licence" in list_of_function_in_factory:
 		license = the_module.get_licence()
 	
-	if "get_compagny_type" in dir(the_module):
+	if "get_compagny_type" in list_of_function_in_factory:
 		compagny_type = the_module.get_compagny_type()
 		#	com : Commercial
 		#	net : Network??
@@ -1065,15 +1072,18 @@ def get_module_option(the_module, name):
 		if compagny_type not in compagny_type_list:
 			debug.warning("[" + name + "] type of the company not normal: " + compagny_type + " not in " + str(compagny_type_list))
 	
-	if "get_compagny_name" in dir(the_module):
+	if "get_compagny_name" in list_of_function_in_factory:
 		compagny_name = the_module.get_compagny_name()
 	
-	if "get_maintainer" in dir(the_module):
+	if "get_maintainer" in list_of_function_in_factory:
 		maintainer = the_module.get_maintainer()
 	
-	if "get_version" in dir(the_module):
+	if "get_version" in list_of_function_in_factory:
 		version = the_module.get_version()
 	
+	if "get_version_id" in list_of_function_in_factory:
+		version_id = the_module.get_version_id()
+	
 	return {
 	       "name":name,
 	       "description":description,
@@ -1083,7 +1093,8 @@ def get_module_option(the_module, name):
 	       "compagny-type":compagny_type,
 	       "compagny-name":compagny_name,
 	       "maintainer":maintainer,
-	       "version":version
+	       "version":version,
+	       "version-id":version_id
 	       }
 
 
diff --git a/lutin/multiprocess.py b/lutin/multiprocess.py
index a945991..c518a40 100644
--- a/lutin/multiprocess.py
+++ b/lutin/multiprocess.py
@@ -24,13 +24,13 @@ from . import tools
 from . import env
 from . import depend
 
-queueLock = threading.Lock()
-workQueue = queue.Queue()
-currentThreadWorking = 0
+queue_lock = threading.Lock()
+work_queue = queue.Queue()
+current_thread_working = 0
 threads = []
 # To know the first error arrive in the pool ==> to display all the time the same error file when multiple compilation
-currentIdExecution = 0
-errorExecution = {
+current_id_execution = 0
+error_execution = {
 	"id":-1,
 	"cmd":"",
 	"return":0,
@@ -38,10 +38,10 @@ errorExecution = {
 	"out":"",
 }
 
-exitFlag = False # resuest stop of the thread
-isinit = False # the thread are initialized
-errorOccured = False # a thread have an error
-processorAvaillable = 1 # number of CPU core availlable
+exit_flag = False # resuest stop of the thread
+is_init = False # the thread are initialized
+error_occured = False # a thread have an error
+processor_availlable = 1 # number of CPU core availlable
 
 ##
 ## @brief Execute the command and ruturn generate data
@@ -72,9 +72,10 @@ def run_command_direct(cmd_line):
 
 
 def run_command(cmd_line, store_cmd_line="", build_id=-1, file="", store_output_file="", depend_data=None):
-	global errorOccured
-	global exitFlag
-	global currentIdExecution
+	global error_occured
+	global exit_flag
+	global current_id_execution
+	global error_execution
 	# prepare command line:
 	args = shlex.split(cmd_line)
 	debug.verbose("cmd = " + str(args))
@@ -95,7 +96,7 @@ def run_command(cmd_line, store_cmd_line="", build_id=-1, file="", store_output_
 	# Check error :
 	if p.returncode == 0:
 		debug.debug(env.print_pretty(cmd_line))
-		queueLock.acquire()
+		queue_lock.acquire()
 		if depend_data != None:
 			depend.create_dependency_file(depend_data['file'], depend_data['data'])
 		# TODO : Print the output all the time .... ==> to show warnings ...
@@ -105,10 +106,10 @@ def run_command(cmd_line, store_cmd_line="", build_id=-1, file="", store_output_
 			debug.print_compilator(output)
 		if err != "":
 			debug.print_compilator(err)
-		queueLock.release()
+		queue_lock.release()
 	else:
-		errorOccured = True
-		exitFlag = True
+		error_occured = True
+		exit_flag = True
 		# if No ID : Not in a multiprocess mode ==> just stop here
 		if build_id < 0:
 			debug.debug(env.print_pretty(cmd_line), force=True)
@@ -120,18 +121,18 @@ def run_command(cmd_line, store_cmd_line="", build_id=-1, file="", store_output_
 				debug.error("can not compile file ... ret : " + str(p.returncode))
 		else:
 			# in multiprocess interface
-			queueLock.acquire()
+			queue_lock.acquire()
 			# if an other write an error before, check if the current process is started before ==> then is the first error
-			if errorExecution["id"] >= build_id:
+			if error_execution["id"] >= build_id:
 				# nothing to do ...
-				queueLock.release()
+				queue_lock.release()
 				return;
-			errorExecution["id"] = build_id
-			errorExecution["cmd"] = cmd_line
-			errorExecution["return"] = p.returncode
-			errorExecution["err"] = err,
-			errorExecution["out"] = output,
-			queueLock.release()
+			error_execution["id"] = build_id
+			error_execution["cmd"] = cmd_line
+			error_execution["return"] = p.returncode
+			error_execution["err"] = err,
+			error_execution["out"] = output,
+			queue_lock.release()
 		# not write the command file...
 		return
 	debug.verbose("done 3")
@@ -141,38 +142,46 @@ def run_command(cmd_line, store_cmd_line="", build_id=-1, file="", store_output_
 
 
 class myThread(threading.Thread):
-	def __init__(self, threadID, lock, queue):
+	def __init__(self, thread_id, lock, queue):
 		threading.Thread.__init__(self)
-		self.thread_id = threadID
-		self.name = "Thread " + str(threadID)
+		self.thread_id = thread_id
+		self.name = "Thread " + str(thread_id)
 		self.queue = queue
 		self.lock = lock
 	def run(self):
 		debug.verbose("Starting " + self.name)
-		global exitFlag
-		global currentThreadWorking
-		workingSet = False
-		while exitFlag == False:
+		global exit_flag
+		global current_thread_working
+		working_set = False
+		while exit_flag == False:
 			self.lock.acquire()
 			if not self.queue.empty():
-				if workingSet==False:
-					currentThreadWorking += 1
-					workingSet = True
+				if working_set == False:
+					current_thread_working += 1
+					working_set = True
 				data = self.queue.get()
 				self.lock.release()
 				debug.verbose(self.name + " processing '" + data[0] + "'")
-				if data[0]=="cmdLine":
+				if data[0]=="cmd_line":
 					comment = data[2]
-					cmdLine = data[1]
-					cmdStoreFile = data[3]
-					debug.print_element( "[" + str(data[4]) + "][" + str(self.thread_id) + "] " + comment[0], comment[1], comment[2], comment[3])
-					run_command(cmdLine, cmdStoreFile, build_id=data[4], file=comment[3], store_output_file=data[5], depend_data=data[6])
+					cmd_line = data[1]
+					cmd_store_file = data[3]
+					debug.print_element("[" + str(data[4]) + "][" + str(self.thread_id) + "] " + comment[0],
+					                    comment[1],
+					                    comment[2],
+					                    comment[3])
+					run_command(cmd_line,
+					            cmd_store_file,
+					            build_id=data[4],
+					            file=comment[3],
+					            store_output_file=data[5],
+					            depend_data=data[6])
 				else:
 					debug.warning("unknow request command : " + data[0])
 			else:
-				if workingSet==True:
-					currentThreadWorking -= 1
-					workingSet=False
+				if working_set==True:
+					current_thread_working -= 1
+					working_set=False
 				# no element to parse, just wait ...
 				self.lock.release()
 				time.sleep(0.2)
@@ -180,39 +189,41 @@ class myThread(threading.Thread):
 		debug.verbose("Exiting " + self.name)
 
 
-def error_occured():
-	global exitFlag
-	exitFlag = True
+def set_error_occured():
+	global exit_flag
+	exit_flag = True
 
-def set_core_number(numberOfcore):
-	global processorAvaillable
-	processorAvaillable = numberOfcore
-	debug.debug(" set number of core for multi process compilation : " + str(processorAvaillable))
+def set_core_number(number_of_core):
+	global processor_availlable
+	processor_availlable = number_of_core
+	debug.debug(" set number of core for multi process compilation : " + str(processor_availlable))
 	# nothing else to do
 
 def init():
-	global exitFlag
-	global isinit
-	if isinit==False:
-		isinit=True
+	global error_occured
+	global exit_flag
+	global is_init
+	if is_init == False:
+		is_init = True
+		error_occured = False
 		global threads
-		global queueLock
-		global workQueue
+		global queue_lock
+		global work_queue
 		# Create all the new threads
-		threadID = 0
-		while threadID < processorAvaillable:
-			thread = myThread(threadID, queueLock, workQueue)
+		thread_id = 0
+		while thread_id < processor_availlable:
+			thread = myThread(thread_id, queue_lock, work_queue)
 			thread.start()
 			threads.append(thread)
-			threadID += 1
+			thread_id += 1
 		
 
 
 def un_init():
-	global exitFlag
+	global exit_flag
 	# Notify threads it's time to exit
-	exitFlag = True
-	if processorAvaillable > 1:
+	exit_flag = True
+	if processor_availlable > 1:
 		# Wait for all threads to complete
 		for tmp in threads:
 			debug.verbose("join thread ...")
@@ -222,53 +233,53 @@ def un_init():
 
 
 def run_in_pool(cmd_line, comment, store_cmd_line="", store_output_file="", depend_data=None):
-	global currentIdExecution
-	if processorAvaillable <= 1:
+	global current_id_execution
+	if processor_availlable <= 1:
 		debug.print_element(comment[0], comment[1], comment[2], comment[3])
 		run_command(cmd_line, store_cmd_line, file=comment[3], store_output_file=store_output_file, depend_data=depend_data)
 		return
 	# multithreaded mode
 	init()
 	# Fill the queue
-	queueLock.acquire()
-	debug.verbose("add : in pool cmdLine")
-	workQueue.put(["cmdLine", cmd_line, comment, store_cmd_line, currentIdExecution, store_output_file, depend_data])
-	currentIdExecution +=1;
-	queueLock.release()
+	queue_lock.acquire()
+	debug.verbose("add : in pool cmd_line")
+	work_queue.put(["cmd_line", cmd_line, comment, store_cmd_line, current_id_execution, store_output_file, depend_data])
+	current_id_execution +=1;
+	queue_lock.release()
 	
 
 def pool_synchrosize():
-	global errorOccured
-	global errorExecution
-	if processorAvaillable <= 1:
+	global error_occured
+	global error_execution
+	if processor_availlable <= 1:
 		#in this case : nothing to synchronise
 		return
 	
 	debug.verbose("wait queue process ended\n")
 	# Wait for queue to empty
-	while not workQueue.empty() \
-	      and False==errorOccured:
+	while not work_queue.empty() \
+	      and error_occured == False:
 		time.sleep(0.2)
 		pass
 	# Wait all thread have ended their current process
-	while currentThreadWorking != 0 \
-	      and False==errorOccured:
+	while current_thread_working != 0 \
+	      and error_occured == False:
 		time.sleep(0.2)
 		pass
-	if False==errorOccured:
+	if error_occured == False:
 		debug.verbose("queue is empty")
 	else:
 		un_init()
 		debug.debug("Thread return with error ... ==> stop all the pool")
-		if errorExecution["id"] == -1:
+		if error_execution["id"] == -1:
 			debug.error("Pool error occured ... (No return information on Pool)")
 			return
-		debug.error("Error in an pool element : [" + str(errorExecution["id"]) + "]", crash=False)
-		debug.debug(env.print_pretty(errorExecution["cmd"]), force=True)
-		debug.print_compilator(str(errorExecution["out"][0]))
-		debug.print_compilator(str(errorExecution["err"][0]))
-		if errorExecution["return"] == 2:
+		debug.error("Error in an pool element : [" + str(error_execution["id"]) + "]", crash=False)
+		debug.debug(env.print_pretty(error_execution["cmd"]), force=True)
+		debug.print_compilator(str(error_execution["out"][0]))
+		debug.print_compilator(str(error_execution["err"][0]))
+		if error_execution["return"] == 2:
 			debug.error("can not compile file ... [keyboard interrrupt]")
 		else:
-			debug.error("can not compile file ... return value : " + str(errorExecution["return"]))
+			debug.error("can not compile file ... return value : " + str(error_execution["return"]))
 	
diff --git a/lutin/system.py b/lutin/system.py
index 3d241a4..9dcbce3 100644
--- a/lutin/system.py
+++ b/lutin/system.py
@@ -16,6 +16,7 @@ import datetime
 from . import debug
 from . import module
 from . import tools
+from . import env
 
 class System:
 	def __init__(self):
@@ -73,61 +74,70 @@ def create_module_from_system(target, dict):
 
 # Dictionnaire of Target name
 #   inside table of ["Name of the lib", "path of the lib", boolean loaded, module loaded]
-systemList={}
-__start_system_name="lutinSystem_"
+system_list={}
+__start_system_name="System_"
 
+def import_path(path_list):
+	global system_list
+	global_base = env.get_build_system_base_name()
+	debug.debug("SYSTEM: Init with Files list:")
+	for elem in path_list:
+		sys.path.append(os.path.dirname(elem))
+		# Get file name:
+		filename = os.path.basename(elem)
+		# Remove .py at the end:
+		filename = filename[:-3]
+		# Remove global base name:
+		filename = filename[len(global_base):]
+		# Check if it start with the local patern:
+		if filename[:len(__start_system_name)] != __start_system_name:
+			debug.extreme_verbose("SYSTEM:     NOT-Integrate: '" + filename + "' from '" + elem + "' ==> rejected")
+			continue
+		# Remove local patern
+		system_name = filename[len(__start_system_name):]
+		system_type, system_name = system_name.split('_')
+		debug.verbose("SYSTEM:     Integrate: '" + system_type + "':'" + system_name + "' from '" + elem + "'")
+		if system_type in system_list:
+			system_list[system_type].append({"name":system_name,
+			                               "path":elem,
+			                               "system":None,
+			                               "loaded":False,
+			                               "exist":False,
+			                               "module":None})
+		else:
+			system_list[system_type] = [{"name":system_name,
+			                           "path":elem,
+			                           "system":None,
+			                           "loaded":False,
+			                           "exist":False,
+			                           "module":None}]
+	debug.verbose("New list system: ")
+	for elem in system_list:
+		debug.verbose("    " + str(elem))
+		for val in system_list[elem]:
+			debug.verbose("        " + str(val["name"]))
 
-def import_path(path):
-	global targetList
-	matches = []
-	debug.debug('Start find sub File : "%s"' %path)
-	for root, dirnames, filenames in os.walk(path):
-		tmpList = fnmatch.filter(filenames, __start_system_name + "*.py")
-		# Import the module :
-		for filename in tmpList:
-			debug.verbose('    Find a file : "%s"' %os.path.join(root, filename))
-			sys.path.append(os.path.dirname(os.path.join(root, filename)) )
-			systemName = filename.replace('.py', '')
-			systemName = systemName.replace(__start_system_name, '')
-			targetType, systemName = systemName.split('_')
-			debug.debug("integrate system: '" + targetType + "':'" + systemName + "' from '" + os.path.join(root, filename) + "'")
-			if targetType in systemList:
-				systemList[targetType].append({"name":systemName,
-				                               "path":os.path.join(root, filename),
-				                               "system":None,
-				                               "loaded":False,
-				                               "exist":False,
-				                               "module":None})
-			else:
-				systemList[targetType] = [{"name":systemName,
-				                           "path":os.path.join(root, filename),
-				                           "system":None,
-				                           "loaded":False,
-				                           "exist":False,
-				                           "module":None}]
-	debug.debug("list system=" + str(systemList))
 
 def display():
-	global systemList
-	for elementName in systemList:
-		debug.info("integrate system: '" + elementName +"'")
-		for data in systemList[elementName]:
-			debug.info("    '" + data["name"] +"' in " + data["path"])
-
+	global system_list
+	for elementName in system_list:
+		debug.info("SYSTEM:     Integrate system: '" + elementName +"'")
+		for data in system_list[elementName]:
+			debug.info("SYSTEM:    '" + data["name"] +"' in " + data["path"])
 
 def exist(lib_name, target_name, target) :
-	global systemList
+	global system_list
 	debug.verbose("exist= " + lib_name + " in " + target_name)
-	if target_name not in systemList:
+	if target_name not in system_list:
 		return False
-	for data in systemList[target_name]:
+	for data in system_list[target_name]:
 		if data["name"] == lib_name:
 			# we find it in the List ==> need to check if it is present in the system :
 			if data["loaded"] == False:
 				debug.verbose("add to path: '" + os.path.dirname(data["path"]) + "'")
 				sys.path.append(os.path.dirname(data["path"]))
 				debug.verbose("import system : '" + data["name"] + "'")
-				theSystem = __import__(__start_system_name + target_name + "_" + data["name"])
+				theSystem = __import__(env.get_build_system_base_name() + __start_system_name + target_name + "_" + data["name"])
 				#create the system module
 				try:
 					debug.info("call : " + data["name"])
@@ -139,10 +149,10 @@ def exist(lib_name, target_name, target) :
 	return False
 
 def load(target, lib_name, target_name):
-	global systemList
-	if target_name not in systemList:
+	global system_list
+	if target_name not in system_list:
 		debug.error("you must call this function after checking of the system exist() !1!")
-	for data in systemList[target_name]:
+	for data in system_list[target_name]:
 		if data["name"] == lib_name:
 			if data["exist"] == False:
 				debug.error("you must call this function after checking of the system exist() !2!")
diff --git a/lutin/target.py b/lutin/target.py
index a93d1c6..7731db0 100644
--- a/lutin/target.py
+++ b/lutin/target.py
@@ -19,6 +19,7 @@ from . import tools
 from . import module
 from . import system
 from . import multiprocess
+from . import env
 
 class Target:
 	def __init__(self, name, config, arch):
@@ -746,25 +747,32 @@ class Target:
 
 
 target_list=[]
-__start_target_name="lutinTarget_"
+__start_target_name="Target_"
 
 
-def import_path(path):
+def import_path(path_list):
 	global target_list
-	matches = []
-	debug.debug('TARGET: Start find sub File : "%s"' %path)
-	for root, dirnames, filenames in os.walk(path):
-		tmpList = fnmatch.filter(filenames, __start_target_name + "*.py")
-		# Import the module :
-		for filename in tmpList:
-			debug.debug('TARGET:     Find a file : "%s"' %os.path.join(root, filename))
-			#matches.append(os.path.join(root, filename))
-			sys.path.append(os.path.dirname(os.path.join(root, filename)) )
-			targetName = filename.replace('.py', '')
-			targetName = targetName.replace(__start_target_name, '')
-			debug.debug("TARGET:     integrate module: '" + targetName + "' from '" + os.path.join(root, filename) + "'")
-			target_list.append([targetName,os.path.join(root, filename)])
-
+	global_base = env.get_build_system_base_name()
+	debug.debug("TARGET: Init with Files list:")
+	for elem in path_list:
+		sys.path.append(os.path.dirname(elem))
+		# Get file name:
+		filename = os.path.basename(elem)
+		# Remove .py at the end:
+		filename = filename[:-3]
+		# Remove global base name:
+		filename = filename[len(global_base):]
+		# Check if it start with the local patern:
+		if filename[:len(__start_target_name)] != __start_target_name:
+			debug.extreme_verbose("TARGET:     NOT-Integrate: '" + filename + "' from '" + elem + "' ==> rejected")
+			continue
+		# Remove local patern
+		target_name = filename[len(__start_target_name):]
+		debug.verbose("TARGET:     Integrate: '" + target_name + "' from '" + elem + "'")
+		target_list.append([target_name, elem])
+	debug.verbose("New list TARGET: ")
+	for elem in target_list:
+		debug.verbose("    " + str(elem[0]))
 
 def load_target(name, config):
 	global target_list
@@ -776,8 +784,8 @@ def load_target(name, config):
 		if mod[0] == name:
 			debug.verbose("add to path: '" + os.path.dirname(mod[1]) + "'")
 			sys.path.append(os.path.dirname(mod[1]))
-			debug.verbose("import target : '" + __start_target_name + name + "'")
-			theTarget = __import__(__start_target_name + name)
+			debug.verbose("import target : '" + env.get_build_system_base_name() + __start_target_name + name + "'")
+			theTarget = __import__(env.get_build_system_base_name() + __start_target_name + name)
 			#create the target
 			tmpTarget = theTarget.Target(config)
 			return tmpTarget
@@ -795,7 +803,7 @@ def list_all_target_with_desc():
 	tmpList = []
 	for mod in target_list:
 		sys.path.append(os.path.dirname(mod[1]))
-		theTarget = __import__(__start_target_name + mod[0])
+		theTarget = __import__(env.get_build_system_base_name() + __start_target_name + mod[0])
 		try:
 			tmpdesc = theTarget.get_desc()
 			tmpList.append([mod[0], tmpdesc])
diff --git a/lutin/z_target/lutinTarget_IOs.py b/lutin/z_target/lutinTarget_IOs.py
index 300c370..3822897 100644
--- a/lutin/z_target/lutinTarget_IOs.py
+++ b/lutin/z_target/lutinTarget_IOs.py
@@ -74,8 +74,8 @@ class Target(target.Target):
 		    "-fobjc-link-runtime"
 		    ])
 		
-		self.add_flag("m", ["-fobjc-arc")
-		#self.add_flag("m", ["-fmodules")
+		self.add_flag("m", ["-fobjc-arc"])
+		#self.add_flag("m", ["-fmodules"])
 		
 		self.pkg_path_data = "share"
 		self.pkg_path_bin = ""