OpenSolaris_b135/lib/libcurses/screen/delscreen.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	<stdio.h>
#include	<stdlib.h>
#include	<sys/types.h>
#include	"curses_inc.h"

void
delscreen(SCREEN *screen)
{
#ifdef	DEBUG
	if (outf)
		fprintf(outf, "delscreen: screen %x\n", screen);
#endif	/* DEBUG */
	/*
	 * All these variables are tested first because we may be called
	 * by newscreen which hasn't yet allocated them.
	 */
	if (screen->tcap)
		(void) delterm(screen->tcap);
	if (screen->cur_scr)
		(void) delwin(screen->cur_scr);
	if (screen->std_scr)
		(void) delwin(screen->std_scr);
	if (screen->virt_scr)
		(void) delwin(screen->virt_scr);
	if (screen->slk) {
		if (screen->slk->_win)
			(void) delwin(screen->slk->_win);
		free(screen->slk);
	}
	if (screen->_mks) {
		if (*screen->_mks)
			free(*screen->_mks);
		free((char *)screen->_mks);
	}
	if (screen->cur_hash)
		free((char *)screen->cur_hash);
	free((char *)screen);
}