1*7c478bd9Sstevel@tonic-gate /*
2*7c478bd9Sstevel@tonic-gate * Copyright 2001 Sun Microsystems, Inc. All rights reserved.
3*7c478bd9Sstevel@tonic-gate * Use is subject to license terms.
4*7c478bd9Sstevel@tonic-gate */
5*7c478bd9Sstevel@tonic-gate
6*7c478bd9Sstevel@tonic-gate /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */
7*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */
8*7c478bd9Sstevel@tonic-gate
9*7c478bd9Sstevel@tonic-gate /*
10*7c478bd9Sstevel@tonic-gate * Copyright (c) 1980 Regents of the University of California.
11*7c478bd9Sstevel@tonic-gate * All rights reserved. The Berkeley software License Agreement
12*7c478bd9Sstevel@tonic-gate * specifies the terms and conditions for redistribution.
13*7c478bd9Sstevel@tonic-gate */
14*7c478bd9Sstevel@tonic-gate
15*7c478bd9Sstevel@tonic-gate #ifndef lint
16*7c478bd9Sstevel@tonic-gate static char
17*7c478bd9Sstevel@tonic-gate sccsid[] = "@(#)tstp.c 1.6 88/02/08 SMI"; /* from UCB 5.1 85/06/07 */
18*7c478bd9Sstevel@tonic-gate #endif /* not lint */
19*7c478bd9Sstevel@tonic-gate
20*7c478bd9Sstevel@tonic-gate #include <sys/types.h>
21*7c478bd9Sstevel@tonic-gate #include <signal.h>
22*7c478bd9Sstevel@tonic-gate #include "curses.ext"
23*7c478bd9Sstevel@tonic-gate #include <sgtty.h>
24*7c478bd9Sstevel@tonic-gate
25*7c478bd9Sstevel@tonic-gate /*
26*7c478bd9Sstevel@tonic-gate * handle stop and start signals
27*7c478bd9Sstevel@tonic-gate *
28*7c478bd9Sstevel@tonic-gate * @(#)tstp.c 5.1 (Berkeley) 6/7/85
29*7c478bd9Sstevel@tonic-gate */
30*7c478bd9Sstevel@tonic-gate
31*7c478bd9Sstevel@tonic-gate void
tstp(void)32*7c478bd9Sstevel@tonic-gate tstp(void)
33*7c478bd9Sstevel@tonic-gate {
34*7c478bd9Sstevel@tonic-gate #ifdef SIGTSTP
35*7c478bd9Sstevel@tonic-gate
36*7c478bd9Sstevel@tonic-gate SGTTY tty;
37*7c478bd9Sstevel@tonic-gate #ifdef DEBUG
38*7c478bd9Sstevel@tonic-gate if (outf)
39*7c478bd9Sstevel@tonic-gate (void) fflush(outf);
40*7c478bd9Sstevel@tonic-gate #endif
41*7c478bd9Sstevel@tonic-gate tty = _tty;
42*7c478bd9Sstevel@tonic-gate (void) mvcur(0, COLS - 1, LINES - 1, 0);
43*7c478bd9Sstevel@tonic-gate (void) endwin();
44*7c478bd9Sstevel@tonic-gate (void) fflush(stdout);
45*7c478bd9Sstevel@tonic-gate /* reset signal handler so kill below stops us */
46*7c478bd9Sstevel@tonic-gate (void) signal(SIGTSTP, SIG_DFL);
47*7c478bd9Sstevel@tonic-gate (void) sigsetmask(sigblock(0) &~ sigmask(SIGTSTP));
48*7c478bd9Sstevel@tonic-gate (void) kill(0, SIGTSTP);
49*7c478bd9Sstevel@tonic-gate (void) sigblock(sigmask(SIGTSTP));
50*7c478bd9Sstevel@tonic-gate (void) signal(SIGTSTP, (void(*)(int))tstp);
51*7c478bd9Sstevel@tonic-gate _tty = tty;
52*7c478bd9Sstevel@tonic-gate (void) stty(_tty_ch, &_tty);
53*7c478bd9Sstevel@tonic-gate (void) wrefresh(curscr);
54*7c478bd9Sstevel@tonic-gate #endif /* SIGTSTP */
55*7c478bd9Sstevel@tonic-gate }
56