xref: /illumos-gate/usr/src/lib/libxcurses/src/libc/xcurses/meta.c (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
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  * meta.c
31  *
32  * XCurses Library
33  *
34  * Copyright 1990, 1995 by Mortice Kern Systems Inc.  All rights reserved.
35  *
36  */
37 
38 #if M_RCSID
39 #ifndef lint
40 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/meta.c 1.1 1995/05/18 18:20:54 ant Exp $";
41 #endif
42 #endif
43 
44 #include <private.h>
45 
46 /*f
47  * If true, then input will be 8 bits, else 7.
48  * NOTE the window parameter is ignored.
49  */
50 int
51 meta(WINDOW *w, bool bf)
52 {
53 #ifdef M_CURSES_TRACE
54 	__m_trace("meta(%p, %d)", w, bf);
55 #endif
56 	cur_term->_prog.c_cflag &= ~CSIZE;
57 	cur_term->_prog.c_cflag |= bf ? CS8 : CS7;
58 
59 	if (__m_tty_set(&cur_term->_prog) == ERR)
60 		return __m_return_code("meta", ERR);
61 
62 	__m_screen->_flags &= ~S_USE_META;
63 
64 	if (bf) {
65 		if (meta_on != (char *) 0)
66 			(void) tputs(meta_on, 1, __m_outc);
67 		__m_screen->_flags |= S_USE_META;
68 	} else if (meta_off != (char *) 0) {
69 		(void) tputs(meta_off, 1, __m_outc);
70 	}
71 
72 	return __m_return_code("meta", OK);
73 }
74 
75