xref: /titanic_51/usr/src/lib/libxcurses/src/libc/xcurses/isendwin.c (revision 1e49577a7fcde812700ded04431b49d67cc57d6d)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright (c) 1995, by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*
30  * isendwin.c
31  *
32  * XCurses Library
33  *
34  * Copyright 1990, 1995 by Mortice Kern Systems Inc.  All rights reserved.
35  *
36  */
37 
38 #ifdef M_RCSID
39 #ifndef lint
40 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/isendwin.c 1.1 1995/05/12 18:39:34 ant Exp $";
41 #endif
42 #endif
43 
44 #include <private.h>
45 
46 /*f
47  * Return TRUE if endwin() has been called without any subsequent
48  * calls to wrefresh()/doupdate(), else FALSE.
49  *
50  * This function is not a macro because the structure of SCREEN is
51  * not public knowledge.
52  */
53 bool
54 isendwin()
55 {
56 	int value;
57 
58 #ifdef M_CURSES_TRACE
59 	__m_trace("isendwin(void)");
60 #endif
61 
62 	value = __m_screen != (SCREEN *) 0 && (__m_screen->_flags & S_ENDWIN);
63 
64 	return __m_return_int("isendwin", value);
65 }
66