sprintf (date_str, "%04d%02d%02d",
tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday);
sprintf (time_str, "%02d%02d%02d", tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
sprintf (date_str, "%04d%02d%02d",
tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday);
sprintf (time_str, "%02d%02d%02d", tmp->tm_hour, tmp->tm_min, tmp->tm_sec);