1、这段代码下载自子龙山人，虽然没看懂，应该是通用版的。https://gist.github.com/andyque/6060595

LOCAL_PATH := $(call my-dir)
 
include $(CLEAR_VARS)
 
LOCAL_MODULE := game_shared
 
LOCAL_MODULE_FILENAME := libgame
 
#traverse all the directory and subdirectory
define walk
  $(wildcard $(1)) $(foreach e, $(wildcard $(1)/*), $(call walk, $(e)))
endef
 
#traverse Classes Directory
ALLFILES = $(call walk, $(LOCAL_PATH)/../../Classes)
 
FILE_LIST := hellocpp/main.cpp
FILE_LIST += $(filter %.cpp, $(ALLFILES))
 
FILE_INCLUDES := $(shell find $(LOCAL_PATH)/../../Classes -type d)
 
#source file will be compiled
LOCAL_SRC_FILES := $(FILE_LIST:$(LOCAL_PATH)/%=%)
 
                   
LOCAL_C_INCLUDES := $(LOCAL_PATH)/../../../external/Box2D/ 	$(FILE_INCLUDES)  
 
 
LOCAL_WHOLE_STATIC_LIBRARIES := cocos2dx_static cocosdenshion_static cocos_extension_static box2d_static
            
include $(BUILD_SHARED_LIBRARY)
 
$(call import-module,CocosDenshion/android) $(call import-module,cocos2dx) $(call import-module,extensions) $(call import-module,external/Box2D)

LOCAL_PATH := $(call my-dir)

include $(CLEAR_VARS)

LOCAL_MODULE := cocos2dcpp_shared

LOCAL_MODULE_FILENAME := libcocos2dcpp

#traverse all the directory and subdirectory
define walk
  $(wildcard $(1)) $(foreach e, $(wildcard $(1)/*), $(call walk, $(e)))
endef
 
#traverse Classes Directory
ALLFILES = $(call walk, $(LOCAL_PATH)/../../Classes)
 
FILE_LIST := hellocpp/main.cpp
FILE_LIST += $(filter %.cpp, $(ALLFILES))
FILE_LIST += $(filter %.c, $(ALLFILES))
 
FILE_INCLUDES := $(shell find $(LOCAL_PATH)/../../Classes -type d)
 
#source file will be compiled
LOCAL_SRC_FILES := $(FILE_LIST:$(LOCAL_PATH)/%=%)
 
                   
LOCAL_C_INCLUDES := $(LOCAL_PATH)/../../../external/Box2D/ 	$(FILE_INCLUDES) 
LOCAL_WHOLE_STATIC_LIBRARIES := cocos2dx_static cocosdenshion_static cocos_extension_static box2d_static


include $(BUILD_SHARED_LIBRARY)

$(call import-module,.)
$(call import-module,audio/android)

# $(call import-module,Box2D)
# $(call import-module,editor-support/cocosbuilder)
# $(call import-module,editor-support/spine)
# $(call import-module,editor-support/cocostudio)
# $(call import-module,network)
# $(call import-module,extensions)

Cocos2d-x中android.mk文件中cpp文件的自动生成