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/* $OpenBSD: lib_clreol.c,v 1.4 2010/01/12 23:22:05 nicm Exp $ */ |
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/**************************************************************************** |
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* Copyright (c) 1998,1999,2000,2001 Free Software Foundation, Inc. * |
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* * |
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* Permission is hereby granted, free of charge, to any person obtaining a * |
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* copy of this software and associated documentation files (the * |
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* "Software"), to deal in the Software without restriction, including * |
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* without limitation the rights to use, copy, modify, merge, publish, * |
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* distribute, distribute with modifications, sublicense, and/or sell * |
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* copies of the Software, and to permit persons to whom the Software is * |
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* furnished to do so, subject to the following conditions: * |
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* * |
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* The above copyright notice and this permission notice shall be included * |
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* in all copies or substantial portions of the Software. * |
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* * |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * |
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * |
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * |
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * |
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * |
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. * |
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* * |
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* Except as contained in this notice, the name(s) of the above copyright * |
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* holders shall not be used in advertising or otherwise to promote the * |
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* sale, use or other dealings in this Software without prior written * |
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* authorization. * |
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****************************************************************************/ |
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/**************************************************************************** |
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* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * |
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* and: Eric S. Raymond <esr@snark.thyrsus.com> * |
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****************************************************************************/ |
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/* |
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** lib_clreol.c |
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** |
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** The routine wclrtoeol(). |
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** |
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*/ |
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#include <curses.priv.h> |
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MODULE_ID("$Id: lib_clreol.c,v 1.4 2010/01/12 23:22:05 nicm Exp $") |
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NCURSES_EXPORT(int) |
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wclrtoeol(WINDOW *win) |
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{ |
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int code = ERR; |
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T((T_CALLED("wclrtoeol(%p)"), win)); |
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if (win) { |
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NCURSES_CH_T blank; |
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NCURSES_CH_T *ptr, *end; |
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struct ldat *line; |
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NCURSES_SIZE_T y = win->_cury; |
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NCURSES_SIZE_T x = win->_curx; |
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/* |
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* If we have just wrapped the cursor, the clear applies to the |
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* new line, unless we are at the lower right corner. |
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*/ |
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if ((win->_flags & _WRAPPED) != 0 |
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&& y < win->_maxy) { |
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win->_flags &= ~_WRAPPED; |
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} |
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/* |
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* There's no point in clearing if we're not on a legal |
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* position, either. |
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*/ |
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if ((win->_flags & _WRAPPED) != 0 |
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|| y > win->_maxy |
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|| x > win->_maxx) |
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returnCode(ERR); |
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blank = win->_nc_bkgd; |
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line = &win->_line[y]; |
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CHANGED_TO_EOL(line, x, win->_maxx); |
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ptr = &(line->text[x]); |
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end = &(line->text[win->_maxx]); |
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while (ptr <= end) |
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*ptr++ = blank; |
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_nc_synchook(win); |
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code = OK; |
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} |
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returnCode(code); |
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} |