OpenSolaris_b135/lib/libcurses/screen/setcurscreen.c

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 1997 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

/*	Copyright (c) 1988 AT&T	*/
/*	  All Rights Reserved	*/

/*
 * University Copyright- Copyright (c) 1982, 1986, 1988
 * The Regents of the University of California
 * All Rights Reserved
 *
 * University Acknowledgment- Portions of this document are derived from
 * software developed by the University of California, Berkeley, and its
 * contributors.
 */

#pragma ident	"%Z%%M%	%I%	%E% SMI"

/*LINTLIBRARY*/

#include <sys/types.h>
#include "curses_inc.h"

SCREEN	*
setcurscreen(SCREEN *new)
{
	SCREEN	*rv = SP;

	if (new != SP) {

#ifdef	DEBUG
		if (outf)
			fprintf(outf, "setterm: old %x, new %x\n", rv, new);
#endif	/* DEBUG */

		SP = new;
		if (new) {
			(void) setcurterm(SP->tcap);
			LINES = SP->lsize;
			COLS = SP->csize;
			TABSIZE = SP->tsize;
			stdscr = SP->std_scr;
			curscr = SP->cur_scr;
			_virtscr = SP->virt_scr;
		}
	}
	return (rv);
}