在framework和hal添加log

1.在Android.mk添加LOCAL_PATH:= $(call my-dir)                       include $(CLEAR_VARS)                LOCAL_C_INCLUDES:= $(LOCAL_PATH)/includeLOCAL_SRC_FILES:= test.cLOCAL_MODULE := libtestLOCAL_SHARED_LIBRARIES:= libcutils libutilsLOCAL_MODULE_TAGS := optional2.在test.c中添加  #include <utils/Log.h>  #define LOG_TAG “test”   ALOGE(“xxx—————> %s(), %d\n",__FUNCTION__,__LINE__);