Android.mk 文件

LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
LOCAL_LDLIBS += -L$(SYSROOT)/usr/lib -llog
LOCAL_MODULE   
LOCAL_SRC_FILES := \
PrintLog.c
include $(BUILD_SHARED_LIBRARY)
 要打印log  必须添加
LOCAL_LDLIBS += -L$(SYSROOT)/usr/lib -llog

代码使用：LOGI("====== bspatch4Apk begin=======");
1. #include   
2. #define LOG_TAG "cqEmbed"  
3. LOGI(...) __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__)