| 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 | } |