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/* Copyright (C) 1991, 1992, 1995 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 <ansidecl.h>
#include <errno.h>
#include <stddef.h>
#include <termios.h>
#include "bsdtty.h"
extern CONST speed_t __bsd_speeds[]; /* Defined in tcsetattr.c. */
/* Put the state of FD into *TERMIOS_P. */
int
DEFUN(__tcgetattr, (fd, termios_p),
int fd AND struct termios *termios_p)
{
struct sgttyb buf;
struct tchars tchars;
struct ltchars ltchars;
int local;
#ifdef TIOCGETX
int extra;
#endif
if (termios_p == NULL)
{
errno = EINVAL;
return -1;
}
if (__ioctl(fd, TIOCGETP, &buf) < 0 ||
__ioctl(fd, TIOCGETC, &tchars) < 0 ||
__ioctl(fd, TIOCGLTC, <chars) < 0 ||
#ifdef TIOCGETX
__ioctl(fd, TIOCGETX, &extra) < 0 ||
#endif
__ioctl(fd, TIOCLGET, &local) < 0)
return -1;
termios_p->__ispeed = __bsd_speeds[(unsigned char) buf.sg_ispeed];
termios_p->__ospeed = __bsd_speeds[(unsigned char) buf.sg_ospeed];
termios_p->c_iflag = 0;
termios_p->c_oflag = 0;
termios_p->c_cflag = 0;
termios_p->c_lflag = 0;
termios_p->c_oflag |= CREAD | HUPCL;
#ifdef LPASS8
if (local & LPASS8)
termios_p->c_oflag |= CS8;
else
#endif
termios_p->c_oflag |= CS7;
if (!(buf.sg_flags & RAW))
{
termios_p->c_iflag |= IXON;
termios_p->c_cflag |= OPOST;
#ifndef NOISIG
termios_p->c_lflag |= ISIG;
#endif
}
if ((buf.sg_flags & (CBREAK|RAW)) == 0)
termios_p->c_lflag |= ICANON;
if (!(buf.sg_flags & RAW) && !(local & LLITOUT))
termios_p->c_oflag |= OPOST;
if (buf.sg_flags & CRMOD)
termios_p->c_iflag |= ICRNL;
if (buf.sg_flags & TANDEM)
termios_p->c_iflag |= IXOFF;
#ifdef TIOCGETX
if (!(extra & NOISIG))
termios_p->c_lflag |= ISIG;
if (extra & STOPB)
termios_p->c_cflag |= CSTOPB;
#endif
switch (buf.sg_flags & (EVENP|ODDP))
{
case EVENP|ODDP:
break;
case ODDP:
termios_p->c_cflag |= PARODD;
default:
termios_p->c_cflag |= PARENB;
termios_p->c_iflag |= IGNPAR | INPCK;
break;
}
if (buf.sg_flags & ECHO)
termios_p->c_lflag |= _ECHO;
if (local & LCRTERA)
termios_p->c_lflag |= ECHOE;
if (local & LCRTKIL)
termios_p->c_lflag |= ECHOK;
if (local & LTOSTOP)
termios_p->c_lflag |= _TOSTOP;
if (local & LNOFLSH)
termios_p->c_lflag |= _NOFLSH;
termios_p->c_cc[VEOF] = tchars.t_eofc;
termios_p->c_cc[VEOL] = '\n';
termios_p->c_cc[VERASE] = buf.sg_erase;
termios_p->c_cc[VKILL] = buf.sg_kill;
termios_p->c_cc[VINTR] = tchars.t_intrc;
termios_p->c_cc[VQUIT] = tchars.t_quitc;
termios_p->c_cc[VSTART] = tchars.t_startc;
termios_p->c_cc[VSTOP] = tchars.t_stopc;
termios_p->c_cc[VSUSP] = ltchars.t_suspc;
termios_p->c_cc[VMIN] = -1;
termios_p->c_cc[VTIME] = -1;
return 0;
}
weak_alias (__tcgetattr, tcgetattr)
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