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/* Copyright (C) 1993, 1996 Free Software Foundation, Inc.
This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.

The GNU C Library 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
Library General Public License for more details.

You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB.  If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA.  */

#include <errno.h>
#include <stddef.h>
#include <termios.h>
#include <sys/ioctl.h>

/* Set the state of FD to *TERMIOS_P.  */
int
tcsetattr (fd, optional_actions, termios_p)
     int fd;
     int optional_actions;
     const struct termios *termios_p;
{
  unsigned long cmd;

  switch (optional_actions)
    {
    case TCSANOW:
      cmd = TCSETS;
      break;
    case TCSADRAIN:
      cmd = TCSETSW;
      break;
    case TCSAFLUSH:
      cmd = TCSETSF;
      break;
    default:
      __set_errno (EINVAL);
      return -1;
    }

  return __ioctl (fd, cmd, termios_p);
}