xref: /illumos-gate/usr/src/lib/libcurses/screen/putwin.c (revision 1da57d55)

/*
 * 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.
 */

/*LINTLIBRARY*/

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

/*
 * Write a window to a file.
 *
 * win:	the window to write out.
 * filep:	the file to write to.
 */

int
putwin(WINDOW *win, FILE *filep)
{
	int	maxx, nelt;
	chtype	**wcp, **ecp;

	/* write everything from _cury to _bkgd inclusive */
	nelt = sizeof (WINDOW) - sizeof (win->_y) - sizeof (win->_parent) -
	    sizeof (win->_parx) - sizeof (win->_pary) -
	    sizeof (win->_ndescs) - sizeof (win->_delay);

	if (fwrite((char *) &(win->_cury), 1, nelt, filep) != nelt)
		goto err;

	/* Write the character image */
	maxx = win->_maxx;
	ecp = (wcp = win->_y) + win->_maxy;
	while (wcp < ecp)
		if (fwrite((char *) *wcp++, sizeof (chtype),
		    maxx, filep) != maxx)
err:
			return (ERR);

	return (OK);
}