Android Log (c code)

CASE1: Shared Object
*.c

#include 
#define LOG_TAG "LOG_TEST"
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__);

Android.mk

LOCAL_SHARED_LIBRARIES := libcutils

CASE2: NDK
*.c

#include 
#define LOG_TAG "LOG_TEST"
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__);

Android.mk

LOCAL_LDLIBS := -llog