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/* This file is part of GDB.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 2 of the License, or

   (at your option) any later version.

   This program is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program; if not, write to the Free Software

   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

/* This started out life as code shared between the nindy monitor and

   GDB.  For various reasons, this is no longer true.  Eventually, it

   probably should be merged into remote-nindy.c.  */

#include <stdio.h>

#include "defs.h"

#include "serial.h"

#ifdef _MSC_VER

# include <stdlib.h>

# define sleep _sleep

#endif

/* Flush all pending input and output for SERIAL, wait for a second, and

   then if there is a character pending, discard it and flush again.  */

int

tty_flush (serial)

     serial_t serial;

{

  while (1)

    {

      SERIAL_FLUSH_INPUT (serial);

      SERIAL_FLUSH_OUTPUT (serial);

      sleep(1);

      switch (SERIAL_READCHAR (serial, 0))

        {

        case SERIAL_TIMEOUT:

        case SERIAL_ERROR:

        case SERIAL_EOF:

          return 0;

        default:

          /* We read something.  Eeek.  Try again.  */

          break;

        }

    }

}