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) 1995-1999 by Sun Microsystems, Inc.
24 * All rights reserved.
25 */
26
27 #pragma ident "%Z%%M% %I% %E% SMI"
28
29 /* LINTLIBRARY */
30
31 /*
32 * wtouchln.c
33 *
34 * XCurses Library
35 *
36 * Copyright 1990, 1995 by Mortice Kern Systems Inc. All rights reserved.
37 *
38 */
39
40 #ifdef M_RCSID
41 #ifndef lint
42 static char rcsID[] =
43 "$Header: /team/ps/sun_xcurses/archive/local_changes/xcurses/src/lib/"
44 "libxcurses/src/libc/xcurses/rcs/wtouchln.c 1.6 1998/06/03 12:57:09 "
45 "cbates Exp $";
46 #endif
47 #endif
48
49 #include <private.h>
50
51 /*
52 * Given a window, start from line y, and mark n lines either as touched
53 * or untouched since the last call to wrefresh().
54 */
55 int
wtouchln(WINDOW * w,int y,int n,int bf)56 wtouchln(WINDOW *w, int y, int n, int bf)
57 {
58 int first, last;
59
60 first = bf ? 0 : w->_maxx;
61 last = bf ? w->_maxx : -1;
62
63 for (; y < w->_maxy && 0 < n; ++y, --n) {
64 w->_first[y] = (short) first;
65 w->_last[y] = (short) last;
66 }
67
68 return (OK);
69 }
70