#define DbgPrintf(fmt,args...) printf(fmt, ##args)
#define eric_print(...) {print_current_time();printf(__VA_ARGS__);}
eric_print("%s %d the content of sending is :%s\n",__FILE__,__LINE__,buf_tmp);
#ifdef __DEBUG
#define __D(fmt, args...) fprintf(stderr, "Font Debug: " fmt, ##args)
#else
#define __D(fmt, args...)
#endif
#define __E(fmt, args...) fprintf(stderr, "Font Error: " fmt, ##args)
不定参数宏打印信息