lib_delch.c revision 50276 
1/****************************************************************************
2 * Copyright (c) 1998 Free Software Foundation, Inc.                        *
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13 * in all copies or substantial portions of the Software.                   *
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
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28
29/****************************************************************************
30 *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
31 *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
32 ****************************************************************************/
33
34/*
35**	lib_delch.c
36**
37**	The routine wdelch().
38**
39*/
40
41#include <curses.priv.h>
42
43MODULE_ID("$Id: lib_delch.c,v 1.8 1998/06/28 00:28:17 tom Exp $")
44
45int wdelch(WINDOW *win)
46{
47int     code = ERR;
48
49	T((T_CALLED("wdelch(%p)"), win));
50
51	if (win) {
52		chtype	blank = _nc_background(win);
53		struct ldat *line = &(win->_line[win->_cury]);
54		chtype *end   = &(line->text[win->_maxx]);
55		chtype *temp2 = &(line->text[win->_curx + 1]);
56		chtype *temp1 = temp2 - 1;
57
58		CHANGED_TO_EOL(line, win->_curx, win->_maxx);
59		while (temp1 < end)
60			*temp1++ = *temp2++;
61
62		*temp1 = blank;
63
64		_nc_synchook(win);
65		code = OK;
66	}
67	returnCode(code);
68}
69