得到操作系统精确时间的Linux命令
至少要到毫米秒级的，
请写清楚格式．
我是菜鸟，请指教．

------解决方案--------------------
void
get_times (char *timestamp)
{

struct timeb strTime;
struct tm strLocaltime;

ftime (&strTime);
localtime_r (&strTime.time, &strLocaltime);

sprintf (timestamp, "%04d/%02d/%02d %02d:%02d:%02d:%03d ",
strLocaltime.tm_year + 1900, strLocaltime.tm_mon + 1,
strLocaltime.tm_mday, strLocaltime.tm_hour,
strLocaltime.tm_min, strLocaltime.tm_sec, strTime.millitm);

}
------解决方案--------------------
date +%H:%M:%S.%N

------解决方案--------------------
time