| /* Copyright (C) 1991, 1992, 1995, 1996, 1997 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, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #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 |
| __tcgetattr (fd, termios_p) |
| int fd; |
| struct termios *termios_p; |
| { |
| struct sgttyb buf; |
| struct tchars tchars; |
| struct ltchars ltchars; |
| int local; |
| #ifdef TIOCGETX |
| int extra; |
| #endif |
| |
| if (termios_p == NULL) |
| { |
| __set_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) |