Function ClearErrors

lib/termios.c:583–651

----------------------------------------------------------*/

static int ClearErrors(struct termios_list *index, COMSTAT *Stat)
{
    unsigned long ErrCode;
    int ret;

    ret = ClearCommError(index->hComm, &ErrCode, Stat);

    if (ret == 0)
    {
        YACK();
        return (ret);
    }

#ifdef DEBUG_ERRORS

    if (ErrCode)
    {
        printf("%i frame %i %i overrun %li %i  parity %u %i brk %i %i\n",
               (int) ErrCode,
               (int) ErrCode & CE_FRAME,
               index->sis->frame,
               (int)(ErrCode & CE_OVERRUN) | (ErrCode & CE_RXOVER),
               index->sis->overrun,
               (int) ErrCode & CE_RXPARITY,
               index->sis->parity,
               (int) ErrCode & CE_BREAK,
               index->sis->brk
              );
    }

#endif /* DEBUG_ERRORS */

    if (ErrCode & CE_FRAME)
    {
        index->sis->frame++;
        ErrCode &= ~CE_FRAME;
    }

#ifdef LIFE_IS_GOOD
    FIXME OVERRUN is spewing

    if (ErrCode & CE_OVERRUN)
    {
        index->sis->overrun++;
        ErrCode &= ~CE_OVERRUN;
    }
    /* should this be here? */
    else if (ErrCode & CE_RXOVER)
    {
        index->sis->overrun++;
        ErrCode &= ~CE_OVERRUN;
    }

#endif /* LIFE_IS_GOOD */

    if (ErrCode & CE_RXPARITY)
    {
        index->sis->parity++;