1/*
2 * Copyright (c) 1982, 1986, 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
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25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)tty_pty.c 8.2 (Berkeley) 9/23/93
34 * $Id: tty_pty.c,v 1.35 1996/01/25 07:21:50 phk Exp $
35 */
36
37/*
38 * Pseudo-teletype Driver
39 * (Actually two drivers, requiring two entries in 'cdevsw')
40 */
41#include "pty.h" /* XXX */
42
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633 */
634 if (*(int *)data) {
635 if (pti->pt_flags & PF_PKT) {
636 pti->pt_send |= TIOCPKT_IOCTL;
637 ptcwakeup(tp, FREAD);
638 }
639 tp->t_lflag |= EXTPROC;
640 } else {
641 if ((tp->t_state & EXTPROC) &&
642 (pti->pt_flags & PF_PKT)) {
643 pti->pt_send |= TIOCPKT_IOCTL;
644 ptcwakeup(tp, FREAD);
645 }
646 tp->t_lflag &= ~EXTPROC;
647 }
648 return(0);
649 } else
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2 * Copyright (c) 1982, 1986, 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
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25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)tty_pty.c 8.2 (Berkeley) 9/23/93
34 * $Id: tty_pty.c,v 1.35 1996/01/25 07:21:50 phk Exp $
35 */
36
37/*
38 * Pseudo-teletype Driver
39 * (Actually two drivers, requiring two entries in 'cdevsw')
40 */
41#include "pty.h" /* XXX */
42
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633 */
634 if (*(int *)data) {
635 if (pti->pt_flags & PF_PKT) {
636 pti->pt_send |= TIOCPKT_IOCTL;
637 ptcwakeup(tp, FREAD);
638 }
639 tp->t_lflag |= EXTPROC;
640 } else {
641 if ((tp->t_state & EXTPROC) &&
642 (pti->pt_flags & PF_PKT)) {
643 pti->pt_send |= TIOCPKT_IOCTL;
644 ptcwakeup(tp, FREAD);
645 }
646 tp->t_lflag &= ~EXTPROC;
647 }
648 return(0);
649 } else
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