xref: /csrg-svn/usr.bin/window/wwsuspend.c (revision 34909)
118742Sedward /*
233514Sbostic  * Copyright (c) 1983 Regents of the University of California.
333514Sbostic  * All rights reserved.
433514Sbostic  *
533514Sbostic  * Redistribution and use in source and binary forms are permitted
6*34909Sbostic  * provided that the above copyright notice and this paragraph are
7*34909Sbostic  * duplicated in all such forms and that any documentation,
8*34909Sbostic  * advertising materials, and other materials related to such
9*34909Sbostic  * distribution and use acknowledge that the software was developed
10*34909Sbostic  * by the University of California, Berkeley.  The name of the
11*34909Sbostic  * University may not be used to endorse or promote products derived
12*34909Sbostic  * from this software without specific prior written permission.
13*34909Sbostic  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
14*34909Sbostic  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
15*34909Sbostic  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
1618742Sedward  */
1718742Sedward 
1833514Sbostic #ifndef lint
19*34909Sbostic static char sccsid[] = "@(#)wwsuspend.c	3.9 (Berkeley) 06/29/88";
2033514Sbostic #endif /* not lint */
2133514Sbostic 
2213960Sedward #include "ww.h"
2314649Sedward #include "tt.h"
2416398Sedward #include <sys/signal.h>
2513960Sedward 
2613960Sedward wwsuspend()
2713960Sedward {
2815365Sedward 	int (*oldsig)();
2913960Sedward 
3015365Sedward 	oldsig = signal(SIGTSTP, SIG_IGN);
3113960Sedward 	wwend();
3215365Sedward 	(void) signal(SIGTSTP, SIG_DFL);
3314412Sedward 	(void) kill(0, SIGTSTP);
3415365Sedward 	(void) signal(SIGTSTP, SIG_IGN);
3517409Sedward 	(void) wwsettty(0, &wwnewtty, &wwoldtty);
3614649Sedward 	(*tt.tt_init)();
3714412Sedward 	wwredraw();
3815365Sedward 	(void) signal(SIGTSTP, oldsig);
3913960Sedward }
40