luajit-cmake: build: Avoid to use INCLUDE_DIRECTORIES property

Signed-off-by: Hiroshi Hatake <hiroshi@chronosphere.io>

Author: cosmo0920

cmake/luajit.cmake

@@ -1,4 +1,5 @@
 # luajit cmake
 option(LUAJIT_DIR "Path of LuaJIT 2.1 source dir" ON)
+option(LUAJIT_SETUP_INCLUDE_DIR "Setup include dir if parent is present" OFF)
 set(LUAJIT_DIR ${FLB_PATH_ROOT_SOURCE}/${FLB_PATH_LIB_LUAJIT})
 add_subdirectory("lib/luajit-cmake")

lib/luajit-cmake/CMakeLists.txt

@@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.5)
 
 option(LUA_DIR "Path of Lua 5.4 source dir" OFF)
 option(LUAJIT_DIR "Path of LuaJIT 2.1 source dir" OFF)
+option(LUAJIT_SETUP_INCLUDE_DIR "Setup include dir if parent is present" ON)
 
 if(CMAKE_COMPILER_IS_GNUCC)
   set(LUA_TARGET_SHARED ON)
@@ -17,17 +18,21 @@ if(LUAJIT_DIR)
   if (hasParent)
     set(LUA_TARGET $<TARGET_FILE:luajit> PARENT_SCOPE)
     set(LUA_LIBRARIES luajit::lib PARENT_SCOPE)
-    get_target_property(LUA_INCLUDE_DIR luajit::header INCLUDE_DIRECTORIES)
-    set(LUA_INCLUDE_DIR ${LUA_INCLUDE_DIR} PARENT_SCOPE)
+    if (LUAJIT_SETUP_INCLUDE_DIR)
+      get_target_property(LUA_INCLUDE_DIR luajit::header INCLUDE_DIRECTORIES)
+      set(LUA_INCLUDE_DIR ${LUA_INCLUDE_DIR} PARENT_SCOPE)
+    endif()
   endif()
 elseif(LUA_DIR)
   project(lua)
   include(lua.cmake)
   if (hasParent)
     set(LUA_TARGET $<TARGET_FILE:lua> PARENT_SCOPE)
     set(LUA_LIBRARIES lua::lib PARENT_SCOPE)
-    get_target_property(LUA_INCLUDE_DIR lua::header INCLUDE_DIRECTORIES)
-    set(LUA_INCLUDE_DIR ${LUA_INCLUDE_DIR} PARENT_SCOPE)
+    if (LUAJIT_SETUP_INCLUDE_DIR)
+      get_target_property(LUA_INCLUDE_DIR lua::header INCLUDE_DIRECTORIES)
+      set(LUA_INCLUDE_DIR ${LUA_INCLUDE_DIR} PARENT_SCOPE)
+    endif()
   endif()
   if (WITH_LIBFFI)
     include(ffi.cmake)