diff --git a/CMakeLists.txt b/CMakeLists.txt
index a2678b0..2f54d44 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,7 @@
 cmake_minimum_required(VERSION 3.5.1)
+
+unset(CLANG_TIDY_EXE  CACHE)
+set(CMAKE_SOURCE_DIR_IPCSDK     "${CMAKE_CURRENT_SOURCE_DIR}"  CACHE STRING INTERNAL)
 include(build/global_config.cmake)
 
 project(fancycode)
diff --git a/build/global_config.cmake b/build/global_config.cmake
index 1390e4a..1dbbefc 100755
--- a/build/global_config.cmake
+++ b/build/global_config.cmake
@@ -1,6 +1,6 @@
 set(DEFINE_LINUX                "linux")
-set(CMAKE_SOURCE_DIR_IPCSDK     "${CMAKE_SOURCE_DIR}")
-set(CMAKE_SOURCE_DIR_IPCSDK     "${CMAKE_SOURCE_DIR_IPCSDK}${SUBMODULE_PATH_OF_IPC_SDK}")
+# set(CMAKE_SOURCE_DIR_IPCSDK     "${CMAKE_SOURCE_DIR}")
+# set(CMAKE_SOURCE_DIR_IPCSDK     "${CMAKE_SOURCE_DIR_IPCSDK}${SUBMODULE_PATH_OF_IPC_SDK}")
 set(EXEC_OUTPUT_PATH            "${PLATFORM_PATH}/${PROJECT_OUTPUT_FOLDER}/bin")
 set(LIBS_OUTPUT_PATH            "${PLATFORM_PATH}/${PROJECT_OUTPUT_FOLDER}/libs")
 set(EXTERNAL_LIBS_OUTPUT_PATH   "${PLATFORM_PATH}/${PROJECT_OUTPUT_FOLDER}/libs/external")
diff --git a/build/sdk_config.cmake b/build/sdk_config.cmake
index acde768..16db45b 100755
--- a/build/sdk_config.cmake
+++ b/build/sdk_config.cmake
@@ -1,4 +1,4 @@
-include(${CMAKE_SOURCE_DIR}${SUBMODULE_PATH_OF_IPC_SDK}/build/global_config.cmake)
+include(${CMAKE_SOURCE_DIR_IPCSDK}/build/global_config.cmake)
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
diff --git a/external/httpserver.h-master/src/CMakeLists.txt b/external/httpserver.h-master/src/CMakeLists.txt
index 07b9240..382c717 100644
--- a/external/httpserver.h-master/src/CMakeLists.txt
+++ b/external/httpserver.h-master/src/CMakeLists.txt
@@ -67,7 +67,7 @@ if(EPOLL)
   target_compile_definitions(httpsrv PRIVATE EPOLL)
 endif()
 
-message("${PLATFORM_PATH}/cmake-shell/external${SUBMODULE_PATH_OF_IPC_SDK}/httpserver.h-master/src/libhttpsrv.a")
+message("${PLATFORM_PATH}/cmake-shell${SUBMODULE_PATH_OF_IPC_SDK}/httpserver.h-master/src/libhttpsrv.a")
 add_custom_command(
     TARGET httpsrv
     POST_BUILD