Function time_to_datetime_old

sql/sql_time.cc:975–997

5.5 compatible conversion from TIME to DATETIME */

  5.5 compatible conversion from TIME to DATETIME
*/
static bool
time_to_datetime_old(THD *thd, const MYSQL_TIME *from, MYSQL_TIME *to)
{
  DBUG_ASSERT(from->time_type == MYSQL_TIMESTAMP_TIME);

  if (from->neg)
    return true;

  /* Set the date part */
  uint day= from->hour / 24;
  to->day= day % 31;
  to->month= day / 31;
  to->year= 0;
  /* Set the time part */
  to->hour= from->hour % 24;
  to->minute= from->minute;
  to->second= from->second;
  to->second_part= from->second_part;
  /* set sign and type */
  to->neg= 0;
  to->time_type= MYSQL_TIMESTAMP_DATETIME;
  return false;
}


/**