/* Copyright (C) 1992-2018 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 Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 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

   Lesser General Public License for more details.

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

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#include <errno.h>

#include <stddef.h>

#include <termios.h>

/* These are defined both in <bits/termios.h> and in <bits/ioctls.h>.

   They should have the same values, but perhaps not written the same way.  */

#undef ECHO

#undef MDMBUF

#undef TOSTOP

#undef FLUSHO

#undef PENDIN

#undef NOFLSH

#include <sys/ioctl.h>

/* Set the state of FD to *TERMIOS_P.  */

int

tcsetattr (int fd, int optional_actions, const struct termios *termios_p)

{

  struct termios myt;

  if (optional_actions & TCSASOFT)

    {

      myt = *termios_p;

      myt.c_cflag |= CIGNORE;

      termios_p = &my;;

      optional_actions &= ~TCSASOFT;

    }

  switch (optional_actions)

    {

    case TCSANOW:

      return __ioctl (fd, TIOCSETA, termios_p);

    case TCSADRAIN:

      return __ioctl (fd, TIOCSETAW, termios_p);

    default:

      return __ioctl (fd, TIOCSETAF, termios_p);

    }

}

libc_hidden_def (tcsetattr)