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/* $OpenBSD: lib_clreol.c,v 1.3 2001/01/22 18:01:38 millert Exp $ */
/****************************************************************************
* Copyright (c) 1998,1999,2000 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
****************************************************************************/
/*
** lib_clreol.c
**
** The routine wclrtoeol().
**
*/
#include <curses.priv.h>
MODULE_ID("$From: lib_clreol.c,v 1.19 2000/12/10 02:43:26 tom Exp $")
NCURSES_EXPORT(int)
wclrtoeol(WINDOW *win)
{
int code = ERR;
T((T_CALLED("wclrtoeol(%p)"), win));
if (win) {
chtype blank;
chtype *ptr, *end;
struct ldat *line;
NCURSES_SIZE_T y = win->_cury;
NCURSES_SIZE_T x = win->_curx;
/*
* If we have just wrapped the cursor, the clear applies to the
* new line, unless we are at the lower right corner.
*/
if ((win->_flags & _WRAPPED) != 0
&& y < win->_maxy) {
win->_flags &= ~_WRAPPED;
}
/*
* There's no point in clearing if we're not on a legal
* position, either.
*/
if ((win->_flags & _WRAPPED) != 0
|| y > win->_maxy
|| x > win->_maxx)
returnCode(ERR);
blank = _nc_background(win);
line = &win->_line[y];
CHANGED_TO_EOL(line, x, win->_maxx);
ptr = &(line->text[x]);
end = &(line->text[win->_maxx]);
while (ptr <= end)
*ptr++ = blank;
_nc_synchook(win);
code = OK;
}
returnCode(code);
}
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