xref: /illumos-gate/usr/src/lib/libxcurses2/src/libc/xcurses/nonl.c (revision 581cede61ac9c14d8d4ea452562a567189eead78)
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) 1995-1998 by Sun Microsystems, Inc.
24  * All rights reserved.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /* LINTLIBRARY */
30 
31 /*
32  * nonl.c
33  *
34  * XCurses Library
35  *
36  * Copyright 1990, 1995 by Mortice Kern Systems Inc.  All rights reserved.
37  *
38  */
39 
40 #if M_RCSID
41 #ifndef lint
42 static char rcsID[] =
43 "$Header: /team/ps/sun_xcurses/archive/local_changes/xcurses/src/lib/"
44 "libxcurses/src/libc/xcurses/rcs/nonl.c 1.3 1998/06/04 19:55:53 "
45 "cbates Exp $";
46 #endif
47 #endif
48 
49 #include <private.h>
50 
51 /*
52  * Enable mappnig of cr -> nl on input and nl -> crlf on output.
53  */
54 int
55 nl(void)
56 {
57 	int	code;
58 
59 	PTERMIOS(_prog)->c_iflag |= ICRNL;
60 	PTERMIOS(_prog)->c_oflag |= OPOST;
61 #ifdef ONLCR
62 	PTERMIOS(_prog)->c_oflag |= ONLCR;
63 #endif
64 
65 	if ((code = __m_tty_set_prog_mode()) == OK)
66 		cur_term->_flags |= __TERM_NL_IS_CRLF;
67 
68 	return (code);
69 }
70 
71 /*
72  * Disable mappnig of cr -> nl on input and nl -> crlf on output.
73  */
74 int
75 nonl(void)
76 {
77 	int	code;
78 
79 	PTERMIOS(_prog)->c_iflag &= ~ICRNL;
80 #if ONLCR
81 	PTERMIOS(_prog)->c_oflag &= ~ONLCR;
82 #else
83 	PTERMIOS(_prog)->c_oflag &= ~OPOST;
84 #endif
85 
86 	if ((code = __m_tty_set_prog_mode()) == OK)
87 		cur_term->_flags &= ~__TERM_NL_IS_CRLF;
88 
89 	return (code);
90 }
91