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/* Copyright (C) 1992-2017 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 = &myt;
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)
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