fixed some linux issues

Author: Cheng Xie

CMakeLists.txt

@@ -10,6 +10,10 @@ if(NOT UNIX)
     message(FATAL_ERROR "Platform not supported")
 endif()
 
+if(NOT APPLE)
+    set(CMAKE_CXX_COMPILER "g++-4.8")
+endif()
+
 set(LIB_DIR ${PROJECT_SOURCE_DIR}/lib/${CMAKE_SYSTEM_NAME})
 
 set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)

game/data/scripts/engine/object.lua

@@ -37,7 +37,7 @@ function Object:addComponent(typename, data, start)
     assert(self._components[typename] == nil, "Duplicated components")
     local classobject = rawget(_G, typename)
     if classobject == nil then
-        require(typename)
+        require(typename:lower())
         classobject = _G[typename]
         assert(classobject)
     end