Function process_int_arg

strings/my_vsnprintf.c:248–302

*/

static char *process_int_arg(char *to, char *end, size_t length,
                             longlong par, char arg_type, uint print_type)
{
  size_t res_length, to_length;
  char *store_start= to, *store_end;
  char buff[32];

  if ((to_length= (size_t) (end-to)) < 16 || length)
    store_start= buff;

  if (arg_type == 'd' || arg_type == 'i')
    store_end= longlong10_to_str(par, store_start, -10);
  else if (arg_type == 'u')
    store_end= longlong10_to_str(par, store_start, 10);
  else if (arg_type == 'p')
  {
    store_start[0]= '0';
    store_start[1]= 'x';
    store_end= ll2str(par, store_start + 2, 16, 0);
  }
  else if (arg_type == 'o')
  {
    store_end= ll2str(par, store_start, 8, 0);
  }
  else
  {
    DBUG_ASSERT(arg_type == 'X' || arg_type =='x');
    store_end= ll2str(par, store_start, 16, (arg_type == 'X'));
  }

  if ((res_length= (size_t) (store_end - store_start)) > to_length)
    return to;                           /* num doesn't fit in output */
  /* If %#d syntax was used, we have to pre-zero/pre-space the string */
  if (store_start == buff)
  {
    length= MY_MIN(length, to_length);
    if (res_length < length)
    {
      size_t diff= (length- res_length);
      memset(to, (print_type & PREZERO_ARG) ? '0' : ' ', diff);
      if (arg_type == 'p' && print_type & PREZERO_ARG)
      {
        if (diff > 1)
          to[1]= 'x';
        else
          store_start[0]= 'x';
        store_start[1]= '0';
      }
      to+= diff;
    }
    bmove(to, store_start, res_length);
  }
  to+= res_length;
  return to;
}


/**