/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 1997 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1988 AT&T */
/* All Rights Reserved */
/*
* University Copyright- Copyright (c) 1982, 1986, 1988
* The Regents of the University of California
* All Rights Reserved
*
* University Acknowledgment- Portions of this document are derived from
* software developed by the University of California, Berkeley, and its
* contributors.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*LINTLIBRARY*/
#include <sys/types.h>
#include <stdlib.h>
#include "curses_inc.h"
/* This routine clears up to the end of line. */
int
wclrtoeol(WINDOW *win)
{
int y = win->_cury;
int x = win->_curx;
int maxx = win->_maxx;
int cx;
chtype wc;
if (win != curscr) {
win->_nbyte = -1;
if (_scrmax > 1) {
if (ISMBIT(win->_y[y][x])) {
win->_insmode = TRUE;
if (_mbvalid(win) == ERR)
return (ERR);
x = win->_curx;
}
if (ISMBIT(win->_y[y][maxx - 1])) {
for (cx = maxx - 1; cx >= x; --cx)
if (!ISCBIT(win->_y[y][cx]))
break;
wc = RBYTE(win->_y[y][cx]);
if (cx + _curs_scrwidth[TYPE(wc)] > maxx)
maxx = cx - 1;
}
}
}
memSset(&win->_y[y][x], win->_bkgd, maxx - x);
maxx = win->_maxx;
#ifdef _VR3_COMPAT_CODE
if (_y16update)
(*_y16update)(win, 1, maxx - x, y, x);
#endif /* _VR3_COMPAT_CODE */
/* if curscr, reset blank structure */
if (win == curscr) {
if (_BEGNS[y] >= x)
/* LINTED */
_BEGNS[y] = (short) maxx;
if (_ENDNS[y] >= x)
_ENDNS[y] = _BEGNS[y] > x ? -1 : x-1;
_CURHASH[y] = x == 0 ? 0 : _NOHASH;
if (_MARKS != NULL) {
char *mkp = _MARKS[y];
int endx = COLS /
BITSPERBYTE + (COLS %BITSPERBYTE ? 1 : 0);
int m = x / BITSPERBYTE + 1;
for (; m < endx; ++m)
mkp[m] = 0;
mkp += x / BITSPERBYTE;
if ((m = x % BITSPERBYTE) == 0)
*mkp = 0;
else
for (; m < BITSPERBYTE; ++m)
*mkp &= ~(1 << m);
/* if color terminal, do the same for color marks */
if (_COLOR_MARKS != NULL) {
mkp = _COLOR_MARKS[y];
m = x / BITSPERBYTE + 1;
for (; m < endx; ++m)
mkp[m] = 0;
mkp += x / BITSPERBYTE;
if ((m = x % BITSPERBYTE) == 0)
*mkp = 0;
else
for (; m < BITSPERBYTE; ++m)
*mkp &= ~(1 << m);
}
}
return (OK);
} else {
/* update firstch and lastch for the line. */
#ifdef DEBUG
if (outf)
fprintf(outf, "CLRTOEOL: line %d begx = %d, maxx = %d, "
"lastch = %d, next firstch %d\n", y, win->_begx,
win->_firstch[y], win->_lastch[y], win->_firstch[y+1]);
#endif /* DEBUG */
if (win->_firstch[y] > x)
/* LINTED */
win->_firstch[y] = (short) x;
win->_lastch[y] = maxx - 1;
win->_flags |= _WINCHANGED;
/* sync with ancestors structures */
if (win->_sync)
wsyncup(win);
return (win->_immed ? wrefresh(win) : OK);
}
}