1/****************************************************************************
2 * Copyright (c) 2007,2008 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: Thomas E. Dickey                        2007                 *
31 ****************************************************************************/
32
33#include <curses.priv.h>
34
35MODULE_ID("$Id: use_screen.c,v 1.6 2008/06/07 19:16:56 tom Exp $")
36
37NCURSES_EXPORT(int)
38use_screen(SCREEN *screen, NCURSES_SCREEN_CB func, void *data)
39{
40    SCREEN *save_SP;
41    int code = OK;
42
43    T((T_CALLED("use_screen(%p,%p,%p)"), screen, func, data));
44
45    /*
46     * FIXME - add a flag so a given thread can check if _it_ has already
47     * recurred through this point, return an error if so.
48     */
49    _nc_lock_global(curses);
50    save_SP = SP;
51    set_term(screen);
52
53    code = func(screen, data);
54
55    set_term(save_SP);
56    _nc_unlock_global(curses);
57    returnCode(code);
58}
59