1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright (c) 1995-1998 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 /* LINTLIBRARY */
30
31 /*
32 * wsyncdn.c
33 *
34 * XCurses Library
35 *
36 * Copyright 1990, 1995 by Mortice Kern Systems Inc. All rights reserved.
37 *
38 */
39
40 #if M_RCSID
41 #ifndef lint
42 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/wsyncdn.c 1.1 "
43 "1995/06/21 20:04:26 ant Exp $";
44 #endif
45 #endif
46
47 #include <private.h>
48
49 static void
syncdown(WINDOW * p,WINDOW * w)50 syncdown(WINDOW *p, WINDOW *w)
51 {
52 int y, py;
53
54 if (p == NULL)
55 return;
56
57 syncdown(p->_parent, p);
58
59 for (py = w->_begy - p->_begy, y = 0; y < w->_maxy; ++y, ++py) {
60 if (0 <= p->_last[py]) {
61 w->_first[y] = p->_first[py] - w->_begx;
62 w->_last[y] = p->_last[py] - w->_begx;
63 }
64 }
65 }
66
67 void
wsyncdown(WINDOW * w)68 wsyncdown(WINDOW *w)
69 {
70 syncdown(w->_parent, w);
71 }
72