| pty.c (9624) | pty.c (9626) |
|---|---|
| 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 --- 17 unchanged lines hidden (view full) --- 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 | 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 --- 17 unchanged lines hidden (view full) --- 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 1.12 1995/07/21 16:30:52 bde Exp $ | 34 * $Id: tty_pty.c,v 1.13 1995/07/21 20:52:40 bde Exp $ |
| 35 */ 36 37/* 38 * Pseudo-teletype Driver 39 * (Actually two drivers, requiring two entries in 'cdevsw') 40 */ 41#include "pty.h" /* XXX */ 42 --- 325 unchanged lines hidden (view full) --- 368 if (pti->pt_flags & (PF_PKT|PF_UCNTL)) 369 error = ureadc(0, uio); 370 while (uio->uio_resid > 0 && error == 0) { 371 cc = q_to_b(&tp->t_outq, buf, min(uio->uio_resid, BUFSIZ)); 372 if (cc <= 0) 373 break; 374 error = uiomove(buf, cc, uio); 375 } | 35 */ 36 37/* 38 * Pseudo-teletype Driver 39 * (Actually two drivers, requiring two entries in 'cdevsw') 40 */ 41#include "pty.h" /* XXX */ 42 --- 325 unchanged lines hidden (view full) --- 368 if (pti->pt_flags & (PF_PKT|PF_UCNTL)) 369 error = ureadc(0, uio); 370 while (uio->uio_resid > 0 && error == 0) { 371 cc = q_to_b(&tp->t_outq, buf, min(uio->uio_resid, BUFSIZ)); 372 if (cc <= 0) 373 break; 374 error = uiomove(buf, cc, uio); 375 } |
| 376 if (tp->t_outq.c_cc <= tp->t_lowat) { 377 if (tp->t_state&TS_ASLEEP) { 378 tp->t_state &= ~TS_ASLEEP; 379 wakeup((caddr_t)&tp->t_outq); 380 } 381 selwakeup(&tp->t_wsel); 382 } | 376 ttwwakeup(tp); |
| 383 return (error); 384} 385 386void 387ptsstop(tp, flush) 388 register struct tty *tp; 389 int flush; 390{ --- 329 unchanged lines hidden --- | 377 return (error); 378} 379 380void 381ptsstop(tp, flush) 382 register struct tty *tp; 383 int flush; 384{ --- 329 unchanged lines hidden --- |