lib_redrawln.c revision 1.1 
1/*	$OpenBSD: lib_redrawln.c,v 1.1 1999/01/18 19:09:57 millert Exp $	*/
2
3/****************************************************************************
4 * Copyright (c) 1998 Free Software Foundation, Inc.                        *
5 *                                                                          *
6 * Permission is hereby granted, free of charge, to any person obtaining a  *
7 * copy of this software and associated documentation files (the            *
8 * "Software"), to deal in the Software without restriction, including      *
9 * without limitation the rights to use, copy, modify, merge, publish,      *
10 * distribute, distribute with modifications, sublicense, and/or sell       *
11 * copies of the Software, and to permit persons to whom the Software is    *
12 * furnished to do so, subject to the following conditions:                 *
13 *                                                                          *
14 * The above copyright notice and this permission notice shall be included  *
15 * in all copies or substantial portions of the Software.                   *
16 *                                                                          *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
20 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
23 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
24 *                                                                          *
25 * Except as contained in this notice, the name(s) of the above copyright   *
26 * holders shall not be used in advertising or otherwise to promote the     *
27 * sale, use or other dealings in this Software without prior written       *
28 * authorization.                                                           *
29 ****************************************************************************/
30
31/****************************************************************************
32 *  Author: Thomas E. Dickey <dickey@clark.net> 1997                        *
33 ****************************************************************************/
34
35/*
36 *	lib_redrawln.c
37 *
38 *	The routine wredrawln().
39 *
40 */
41
42#include <curses.priv.h>
43
44MODULE_ID("$From: lib_redrawln.c,v 1.7 1998/09/19 20:09:50 Alexander.V.Lukyanov Exp $")
45
46int wredrawln(WINDOW *win, int beg, int num)
47{
48	int i;
49	int end;
50	size_t len = (win->_maxx + 1) * sizeof(chtype);
51
52	T((T_CALLED("wredrawln(%p,%d,%d)"), win, beg, num));
53
54	if (beg < 0)
55		beg = 0;
56
57	if (touchline (win, beg, num) == ERR)
58		returnCode(ERR);
59
60	end = beg + num;
61	if (end > win->_maxy + 1)
62		end = win->_maxy + 1;
63
64	for (i = beg; i < end; i++)
65	{
66		memset (curscr->_line[i+win->_begy].text+win->_begx, 0, len);
67		_nc_make_oldhash(i+win->_begy);
68	}
69
70	returnCode(OK);
71}
72