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1.1 root 1: /*
2: * Copyright (c) 1983 Regents of the University of California.
3: * All rights reserved.
4: *
5: * Redistribution and use in source and binary forms are permitted
6: * provided that the above copyright notice and this paragraph are
7: * duplicated in all such forms and that any documentation,
8: * advertising materials, and other materials related to such
9: * distribution and use acknowledge that the software was developed
10: * by the University of California, Berkeley. The name of the
11: * University may not be used to endorse or promote products derived
12: * from this software without specific prior written permission.
13: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
14: * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
15: * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
16: */
17:
18: #ifndef lint
19: static char sccsid[] = "@(#)wwsuspend.c 3.9 (Berkeley) 6/29/88";
20: #endif /* not lint */
21:
22: #include "ww.h"
23: #include "tt.h"
24: #include <sys/signal.h>
25:
26: wwsuspend()
27: {
28: int (*oldsig)();
29:
30: oldsig = signal(SIGTSTP, SIG_IGN);
31: wwend();
32: (void) signal(SIGTSTP, SIG_DFL);
33: (void) kill(0, SIGTSTP);
34: (void) signal(SIGTSTP, SIG_IGN);
35: (void) wwsettty(0, &wwnewtty, &wwoldtty);
36: (*tt.tt_init)();
37: wwredraw();
38: (void) signal(SIGTSTP, oldsig);
39: }
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