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 * flushinp.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
40static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/flushinp.c 1.1 1995/06/06 14:13:41 ant Exp $";
41#endif
42#endif
43
44#include <private.h>
45
46/*f
47 * Throw away any typeahead that has been typed by the user
48 * and has not yet been read by the program.
49 */
50int
51flushinp()
52{
53	int fd;
54
55#ifdef M_CURSES_TRACE
56	__m_trace("flushinp(void)");
57#endif
58
59	if (!ISEMPTY())
60		RESET();
61
62        if (cur_term->_flags & __TERM_ISATTY_IN)
63                fd = cur_term->_ifd;
64        else if (cur_term->_flags & __TERM_ISATTY_OUT)
65                fd = cur_term->_ofd;
66	else
67		fd = -1;
68
69	if (0 <= fd)
70		(void) tcflush(fd, TCIFLUSH);
71
72	return __m_return_code("flushinp", OK);
73}
74