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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
210 lines
5.4 KiB
C
210 lines
5.4 KiB
C
/* Copyright (C) 1992, 1995, 1996, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <stddef.h>
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#include <termios.h>
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#include <sys/ioctl.h>
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#include <sysv_termio.h>
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const speed_t __unix_speeds[] =
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{
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0,
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50,
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75,
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110,
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134,
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150,
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200,
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300,
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600,
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1200,
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1800,
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2400,
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4800,
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9600,
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19200,
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38400,
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};
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/* Set the state of FD to *TERMIOS_P. */
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int
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tcsetattr (fd, optional_actions, termios_p)
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int fd;
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int optional_actions;
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const struct termios *termios_p;
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{
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struct __sysv_termio buf;
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int ioctl_function;
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size_t i;
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if (termios_p == NULL)
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{
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__set_errno (EINVAL);
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return -1;
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}
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switch (optional_actions)
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{
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case TCSANOW:
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ioctl_function = _TCSETA;
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break;
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case TCSADRAIN:
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ioctl_function = _TCSETAW;
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break;
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case TCSAFLUSH:
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ioctl_function = _TCSETAF;
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break;
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default:
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__set_errno (EINVAL);
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return -1;
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}
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if (termios_p->__ispeed != termios_p->__ospeed)
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{
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__set_errno (EINVAL);
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return -1;
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}
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buf.c_cflag = -1;
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for (i = 0; i <= sizeof (__unix_speeds) / sizeof (__unix_speeds[0]); ++i)
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{
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if (__unix_speeds[i] == termios_p->__ispeed)
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buf.c_cflag = i;
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}
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if (buf.c_cflag == -1)
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{
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__set_errno (EINVAL);
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return -1;
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}
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buf.c_iflag = 0;
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if (termios_p->c_iflag & IGNBRK)
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buf.c_iflag |= _SYSV_IGNBRK;
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if (termios_p->c_iflag & BRKINT)
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buf.c_iflag |= _SYSV_BRKINT;
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if (termios_p->c_iflag & IGNPAR)
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buf.c_iflag |= _SYSV_IGNPAR;
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if (termios_p->c_iflag & PARMRK)
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buf.c_iflag |= _SYSV_PARMRK;
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if (termios_p->c_iflag & INPCK)
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buf.c_iflag |= _SYSV_INPCK;
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if (termios_p->c_iflag & ISTRIP)
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buf.c_iflag |= _SYSV_ISTRIP;
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if (termios_p->c_iflag & INLCR)
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buf.c_iflag |= _SYSV_INLCR;
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if (termios_p->c_iflag & IGNCR)
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buf.c_iflag |= _SYSV_IGNCR;
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if (termios_p->c_iflag & ICRNL)
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buf.c_iflag |= _SYSV_ICRNL;
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if (termios_p->c_iflag & IXON)
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buf.c_iflag |= _SYSV_IXON;
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if (termios_p->c_iflag & IXOFF)
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buf.c_iflag |= _SYSV_IXOFF;
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if (termios_p->c_iflag & IXANY)
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buf.c_iflag |= _SYSV_IXANY;
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if (termios_p->c_iflag & IMAXBEL)
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buf.c_iflag |= _SYSV_IMAXBEL;
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buf.c_oflag = 0;
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if (termios_p->c_oflag & OPOST)
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buf.c_oflag |= _SYSV_OPOST;
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if (termios_p->c_oflag & ONLCR)
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buf.c_oflag |= _SYSV_ONLCR;
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/* So far, buf.c_cflag contains the speed in CBAUD. */
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if (termios_p->c_cflag & CSTOPB)
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buf.c_cflag |= _SYSV_CSTOPB;
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if (termios_p->c_cflag & CREAD)
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buf.c_cflag |= _SYSV_CREAD;
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if (termios_p->c_cflag & PARENB)
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buf.c_cflag |= _SYSV_PARENB;
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if (termios_p->c_cflag & PARODD)
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buf.c_cflag |= _SYSV_PARODD;
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if (termios_p->c_cflag & HUPCL)
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buf.c_cflag |= _SYSV_HUPCL;
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if (termios_p->c_cflag & CLOCAL)
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buf.c_cflag |= _SYSV_CLOCAL;
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switch (termios_p->c_cflag & CSIZE)
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{
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case CS5:
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buf.c_cflag |= _SYSV_CS5;
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break;
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case CS6:
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buf.c_cflag |= _SYSV_CS6;
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break;
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case CS7:
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buf.c_cflag |= _SYSV_CS7;
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break;
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case CS8:
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buf.c_cflag |= _SYSV_CS8;
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break;
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}
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buf.c_lflag = 0;
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if (termios_p->c_lflag & ISIG)
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buf.c_lflag |= _SYSV_ISIG;
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if (termios_p->c_lflag & ICANON)
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buf.c_lflag |= _SYSV_ICANON;
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if (termios_p->c_lflag & ECHO)
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buf.c_lflag |= _SYSV_ECHO;
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if (termios_p->c_lflag & ECHOE)
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buf.c_lflag |= _SYSV_ECHOE;
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if (termios_p->c_lflag & ECHOK)
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buf.c_lflag |= _SYSV_ECHOK;
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if (termios_p->c_lflag & ECHONL)
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buf.c_lflag |= _SYSV_ECHONL;
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if (termios_p->c_lflag & NOFLSH)
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buf.c_lflag |= _SYSV_NOFLSH;
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if (termios_p->c_lflag & TOSTOP)
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buf.c_lflag |= _SYSV_TOSTOP;
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if (termios_p->c_lflag & ECHOCTL)
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buf.c_lflag |= _SYSV_ECHOCTL;
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if (termios_p->c_lflag & ECHOPRT)
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buf.c_lflag |= _SYSV_ECHOPRT;
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if (termios_p->c_lflag & ECHOKE)
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buf.c_lflag |= _SYSV_ECHOKE;
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if (termios_p->c_lflag & FLUSHO)
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buf.c_lflag |= _SYSV_FLUSHO;
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if (termios_p->c_lflag & PENDIN)
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buf.c_lflag |= _SYSV_PENDIN;
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if (termios_p->c_lflag & IEXTEN)
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buf.c_lflag |= _SYSV_IEXTEN;
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buf.c_cc[_SYSV_VINTR] = termios_p->c_cc[VINTR];
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buf.c_cc[_SYSV_VQUIT] = termios_p->c_cc[VQUIT];
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buf.c_cc[_SYSV_VERASE] = termios_p->c_cc[VERASE];
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buf.c_cc[_SYSV_VKILL] = termios_p->c_cc[VKILL];
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if (buf.c_lflag & _SYSV_ICANON)
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{
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buf.c_cc[_SYSV_VEOF] = termios_p->c_cc[VEOF];
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buf.c_cc[_SYSV_VEOL] = termios_p->c_cc[VEOL];
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}
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else
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{
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buf.c_cc[_SYSV_VMIN] = termios_p->c_cc[VMIN];
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buf.c_cc[_SYSV_VTIME] = termios_p->c_cc[VTIME];
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}
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buf.c_cc[_SYSV_VEOL2] = termios_p->c_cc[VEOL2];
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if (__ioctl (fd, ioctl_function, &buf) < 0)
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return -1;
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return 0;
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}
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