1/*
2 * Copyright 2001 Sun Microsystems, Inc.  All rights reserved.
3 * Use is subject to license terms.
4 */
5
6/*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
7/*	  All Rights Reserved  	*/
8
9/*
10 * Copyright (c) 1980 Regents of the University of California.
11 * All rights reserved.  The Berkeley software License Agreement
12 * specifies the terms and conditions for redistribution.
13 */
14
15#pragma ident	"%Z%%M%	%I%	%E% SMI"
16
17/*LINTLIBRARY*/
18
19#ifndef lint
20static char
21sccsid[] = "@(#)clrtoeol.c 1.6 88/02/08 SMI"; /* from UCB 5.1 85/06/07 */
22#endif /* not lint */
23
24#include	<stddef.h>
25#include	"curses.ext"
26
27/*
28 *	This routine clears up to the end of line
29 */
30
31int
32wclrtoeol(WINDOW *win)
33{
34	char	*sp, *end;
35	int	y, x;
36	char	*maxx;
37	ptrdiff_t	minx;
38
39	y = win->_cury;
40	x = win->_curx;
41	end = &win->_y[y][win->_maxx];
42	minx = _NOCHANGE;
43	maxx = &win->_y[y][x];
44	for (sp = maxx; sp < end; sp++)
45		if (*sp != ' ') {
46			maxx = sp;
47			if (minx == _NOCHANGE)
48				minx = sp - win->_y[y];
49			*sp = ' ';
50		}
51	/*
52	 * update firstch and lastch for the line
53	 */
54	(void) touchline(win, y, win->_curx, win->_maxx - 1);
55
56#ifdef DEBUG
57	fprintf(outf, "CLRTOEOL: minx = %d, maxx = %d, firstch = %d,"
58	    " lastch = %d\n", minx, maxx - win->_y[y], win->_firstch[y],
59	    win->_lastch[y]);
60#endif
61	return (OK);
62}
63