/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)wwsuspend.c	3.11 (Berkeley) 10/03/89";
#endif /* not lint */

#include "ww.h"
#include "tt.h"
#include <sys/signal.h>

wwsuspend()
{
	sig_t oldsig;

	oldsig = signal(SIGTSTP, SIG_IGN);
	wwend();
	(void) signal(SIGTSTP, SIG_DFL);
	(void) kill(0, SIGTSTP);
	(void) signal(SIGTSTP, SIG_IGN);
	(void) wwsettty(0, &wwnewtty, &wwoldtty);
	xxstart();
	wwredraw();		/* XXX, clears the screen twice */
	(void) signal(SIGTSTP, oldsig);
}