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1.1 root 1: /* ttyinit.c 4.1 83/03/09 */
2: /*
3: * sgtty stuff
4: */
5:
6: #include <sgtty.h>
7:
8: struct sgttyb _ttyb;
9: struct tchars _otch, _ntch;
10: int _normf;
11:
12: /*
13: * Routines for dealing with the unix tty modes
14: */
15:
16: #include "2648.h"
17:
18: ttyinit()
19: {
20: if (strcmp(getenv("TERM"), "hp2648") == 0)
21: _on2648 = 1;
22: ioctl(fileno(stdin), TIOCGETP, &_ttyb);
23: ioctl(fileno(stdin), TIOCGETC, &_otch);
24: _ntch = _otch;
25: _ntch.t_quitc = _ntch.t_startc = _ntch.t_stopc = -1;
26: _normf = _ttyb.sg_flags;
27: _ttyb.sg_flags |= CBREAK;
28: _ttyb.sg_flags &= ~(ECHO|CRMOD);
29: ioctl(fileno(stdin), TIOCSETN, &_ttyb);
30: ioctl(fileno(stdin), TIOCSETC, &_ntch);
31: gdefault();
32: zoomn(1);
33: zoomon();
34: kon();
35: rboff();
36: _cursoron = 1; /* to force it off */
37: _escmode = NONE;
38: curoff();
39: clearg();
40: gon();
41: aoff();
42: }
43:
44: done()
45: {
46: goff();
47: koff();
48: aon();
49: sync();
50: escseq(NONE);
51: lowleft();
52: printf("\n");
53: fflush(stdout);
54: _ttyb.sg_flags = _normf;
55: ioctl(fileno(stdin), TIOCSETN, &_ttyb);
56: ioctl(fileno(stdin), TIOCSETC, &_otch);
57: }
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