1/****************************************************************************
2 * Copyright (c) 1998-2009,2010 Free Software Foundation, Inc.              *
3 *                                                                          *
4 * Permission is hereby granted, free of charge, to any person obtaining a  *
5 * copy of this software and associated documentation files (the            *
6 * "Software"), to deal in the Software without restriction, including      *
7 * without limitation the rights to use, copy, modify, merge, publish,      *
8 * distribute, distribute with modifications, sublicense, and/or sell       *
9 * copies of the Software, and to permit persons to whom the Software is    *
10 * furnished to do so, subject to the following conditions:                 *
11 *                                                                          *
12 * The above copyright notice and this permission notice shall be included  *
13 * in all copies or substantial portions of the Software.                   *
14 *                                                                          *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
22 *                                                                          *
23 * Except as contained in this notice, the name(s) of the above copyright   *
24 * holders shall not be used in advertising or otherwise to promote the     *
25 * sale, use or other dealings in this Software without prior written       *
26 * authorization.                                                           *
27 ****************************************************************************/
28
29/****************************************************************************
30 *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
31 *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
32 *     and: Thomas E. Dickey                        1996-on                 *
33 ****************************************************************************/
34
35/*
36**	lib_wattron.c
37**
38**	The routines wattr_on().
39**
40*/
41
42#include <curses.priv.h>
43#include <ctype.h>
44
45MODULE_ID("$Id: lib_wattron.c,v 1.11 2010/03/31 23:38:02 tom Exp $")
46
47NCURSES_EXPORT(int)
48wattr_on(WINDOW *win, attr_t at, void *opts GCC_UNUSED)
49{
50    T((T_CALLED("wattr_on(%p,%s)"), (void *) win, _traceattr(at)));
51    if (win != 0) {
52	T(("... current %s (%d)",
53	   _traceattr(WINDOW_ATTRS(win)),
54	   GET_WINDOW_PAIR(win)));
55
56	if_EXT_COLORS({
57	    if (at & A_COLOR)
58		win->_color = PairNumber(at);
59	});
60	toggle_attr_on(WINDOW_ATTRS(win), at);
61	returnCode(OK);
62    } else
63	returnCode(ERR);
64}
65