xref: /titanic_50/usr/src/lib/libxcurses/src/libc/xcurses/wtouchln.c (revision 9e39c5ba00a55fa05777cc94b148296af305e135)
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, by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*
30  * wtouchln.c
31  *
32  * XCurses Library
33  *
34  * Copyright 1990, 1995 by Mortice Kern Systems Inc.  All rights reserved.
35  *
36  */
37 
38 #ifdef M_RCSID
39 #ifndef lint
40 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/wtouchln.c 1.1 1995/05/12 20:06:28 ant Exp $";
41 #endif
42 #endif
43 
44 #include <private.h>
45 
46 /*f
47  * Given a window, start from line y, and mark n lines either as touched
48  * or untouched since the last call to wrefresh().
49  */
50 int
51 wtouchln(w, y, n, bf)
52 WINDOW *w;
53 int y, n, bf;
54 {
55 	int first, last;
56 
57 #ifdef M_CURSES_TRACE
58 	__m_trace("wtouchln(%p, %d, %d, %d)", w, y, n, bf);
59 #endif
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] = first;
65 		w->_last[y] = last;
66 	}
67 
68 	return __m_return_code("wtouchln", OK);
69 }
70