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#include <stdio.h>
#define HW_PAUSE()  do {\
        printf("---------------press Enter key to exit!---------------\n");\
        getchar();\
    } while (0)


#define HW_PRT(fmt...)   \
    do {\
        printf("[%s]-%d: ", __FUNCTION__, __LINE__);\
        printf(fmt);\
    }while(0)

#define HW_CHECK_NULL_PTR(ptr)\
    do{\
        if(NULL == ptr)\
        {\
            printf("func:%s,line:%d, NULL pointer\n",__FUNCTION__,__LINE__);\
            return HI_FAILURE;\
        }\
    }while(0)
    
#define HW_CHECK_EXPR_RET(expr, ret, fmt...)\
do\
{\
    if(expr)\
    {\
        HW_PRT(fmt);\
        return (ret);\
    }\
}while(0)
#define HW_CHECK_EXPR_GOTO(expr, label, fmt...)\
do\
{\
    if(expr)\
    {\
        HW_PRT(fmt);\
        goto label;\
    }\
}while(0)