# 2.11BSD#431 - /usr/src/ucb/window/wwtty.c

##### Functions

    wwgettty          X
    wwsettty          X

       1: #ifndef lint
       2: static char sccsid[] = "@(#)wwtty.c	3.9 4/24/85";
       3: #endif
       4:
       5: /*
       6:  * Copyright (c) 1983 Regents of the University of California,
       7:  * All rights reserved.  Redistribution permitted subject to
       8:  * the terms of the Berkeley Software License Agreement.
       9:  */
      10:
      11: #include "ww.h"
      12: #include <fcntl.h>
      13:
      14: wwgettty(d, t)
      15: register struct ww_tty *t;
      16: {
      17:     if (ioctl(d, TIOCGETP, (char *)&t->ww_sgttyb) < 0)
      18:         goto bad;
      19:     if (ioctl(d, TIOCGETC, (char *)&t->ww_tchars) < 0)
      20:         goto bad;
      21:     if (ioctl(d, TIOCGLTC, (char *)&t->ww_ltchars) < 0)
      22:         goto bad;
      23:     if (ioctl(d, TIOCLGET, (char *)&t->ww_lmode) < 0)
      24:         goto bad;
      25:     if (ioctl(d, TIOCGETD, (char *)&t->ww_ldisc) < 0)
      26:         goto bad;
      27:     if ((t->ww_fflags = fcntl(d, F_GETFL, 0)) < 0)
      28:         goto bad;
      29:     return 0;
      30: bad:
      31:     wwerrno = WWE_SYS;
      32:     return -1;
      33: }
      34:
      35: /*
      36:  * Set the modes of tty 'd' to 't'
      37:  * 'o' is the current modes.  We set the line discipline only if
      38:  * it changes, to avoid unnecessary flushing of typeahead.
      39:  */
      40: wwsettty(d, t, o)
      41: register struct ww_tty *t, *o;
      42: {
      43:     if (ioctl(d, TIOCSETN, (char *)&t->ww_sgttyb) < 0)
      44:         goto bad;
      45:     if (ioctl(d, TIOCSETC, (char *)&t->ww_tchars) < 0)
      46:         goto bad;
      47:     if (ioctl(d, TIOCSLTC, (char *)&t->ww_ltchars) < 0)
      48:         goto bad;
      49:     if (ioctl(d, TIOCLSET, (char *)&t->ww_lmode) < 0)
      50:         goto bad;
      51:     if ((o == 0 || t->ww_ldisc != o->ww_ldisc) &&
      52:         ioctl(d, TIOCSETD, (char *)&t->ww_ldisc) < 0)
      53:         goto bad;
      54:     if (fcntl(d, F_SETFL, t->ww_fflags) < 0)
      55:         goto bad;
      56:     return 0;
      57: bad:
      58:     wwerrno = WWE_SYS;
      59:     return -1;
      60: }

#### Defined functions

wwgettty defined in line 14; used 1 times

- in /usr/src/ucb/window/wwinit.c line 34

wwsettty defined in line 40; used 6 times

- in /usr/src/ucb/window/main.c line 113
- in /usr/src/ucb/window/wwend.c line 24
- in /usr/src/ucb/window/wwinit.c line 58, 165
- in /usr/src/ucb/window/wwopen.c line 71
- in /usr/src/ucb/window/wwsuspend.c line 24

#### Defined variables

sccsid defined in line 2; never used

Last modified: 1988-06-14 Generated: 2016-12-26 | Generated by src2html V0.67 page hit count: 543 |