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 /*
28 * wunctrl.c
29 *
30 * XCurses Library
31 *
32 * Copyright 1990, 1995 by Mortice Kern Systems Inc. All rights reserved.
33 *
34 */
35
36 #if M_RCSID
37 #ifndef lint
38 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/wunctrl.c 1.1 1995/05/16 15:15:37 ant Exp $";
39 #endif
40 #endif
41
42 #include <private.h>
43 #include <wctype.h>
44
45 static const wchar_t *carat[] = {
46 M_MB_L("^?"),
47 M_MB_L("^@"),
48 M_MB_L("^A"),
49 M_MB_L("^B"),
50 M_MB_L("^C"),
51 M_MB_L("^D"),
52 M_MB_L("^E"),
53 M_MB_L("^F"),
54 M_MB_L("^G"),
55 M_MB_L("^H"),
56 M_MB_L("^I"),
57 M_MB_L("^J"),
58 M_MB_L("^K"),
59 M_MB_L("^L"),
60 M_MB_L("^M"),
61 M_MB_L("^N"),
62 M_MB_L("^O"),
63 M_MB_L("^P"),
64 M_MB_L("^Q"),
65 M_MB_L("^R"),
66 M_MB_L("^S"),
67 M_MB_L("^T"),
68 M_MB_L("^U"),
69 M_MB_L("^V"),
70 M_MB_L("^W"),
71 M_MB_L("^X"),
72 M_MB_L("^Y"),
73 M_MB_L("^Z"),
74 M_MB_L("^["),
75 M_MB_L("^\\"),
76 M_MB_L("^]"),
77 M_MB_L("^^"),
78 M_MB_L("^_")
79 };
80
81 const wchar_t *
wunctrl(cc)82 wunctrl(cc)
83 const cchar_t *cc;
84 {
85 int i;
86 wint_t wc;
87 static wchar_t wcs[M_CCHAR_MAX+1];
88
89 #ifdef M_CURSES_TRACE
90 __m_trace("wunctrl(%p)", cc);
91 #endif
92 if (cc->_n <= 0)
93 return __m_return_pointer("wunctrl", (wchar_t *) 0);
94
95 /* Map wide character to a wide string. */
96 wc = cc->_wc[0];
97 if (iswcntrl(wc)) {
98 if (wc == 127)
99 return __m_return_pointer("wunctrl", carat[0]);
100 if (0 <= wc && wc <= 32)
101 return __m_return_pointer("wunctrl", carat[wc+1]);
102 return __m_return_pointer("wunctrl", (wchar_t *) 0);
103 }
104
105 for (i = 0; i < cc->_n; ++i)
106 wcs[i] = cc->_wc[i];
107 wcs[i] = M_MB_L('\0');
108
109 return __m_return_pointer("wunctrl", wcs);
110 }
111