mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-17 10:30:20 +00:00
131 lines
3.5 KiB
C
131 lines
3.5 KiB
C
/* 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)
|