xref: /titanic_44/usr/src/lib/libxcurses/src/libc/xcurses/beep.c (revision 6bbe05905a1c10a2703f95fb4912eb14b87f6670)
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  * beep.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/beep.c 1.2 1995/07/14 20:51:19 ant Exp $";
41 #endif
42 #endif
43 
44 #include <private.h>
45 
46 /*f
47  * Sound the current terminal's audible bell if it has one. If
48  * not, flash the screen if possible.
49  */
50 int
51 beep()
52 {
53 #ifdef M_CURSES_TRACE
54 	__m_trace("beep(void)");
55 #endif
56 
57 	if (bell != (char *) 0)
58 		(void) tputs(bell, 1, __m_outc);
59 	else if (flash_screen != (char *) 0)
60 		(void) tputs(flash_screen, 1, __m_outc);
61 
62 	(void) fflush(__m_screen->_of);
63 
64 	return __m_return_code("beep", OK);
65 }
66 
67 /*f
68  * flash() - Flash the current terminal's screen if possible. If not,
69  * sound the audible bell if one exists.
70  */
71 int
72 flash()
73 {
74 #ifdef M_CURSES_TRACE
75 	__m_trace("flash(void)");
76 #endif
77 
78 	if (flash_screen != (char *) 0)
79 		(void) tputs(flash_screen, 1, __m_outc);
80 	else if (bell != (char *) 0)
81 		(void) tputs(bell, 1, __m_outc);
82 
83 	(void) fflush(__m_screen->_of);
84 
85 	return __m_return_code("flash", OK);
86 }
87