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 /* Copyright (c) 1988 AT&T */
23 /* All Rights Reserved */
24
25
26 /*
27 * Copyright (c) 1997, by Sun Microsystems, Inc.
28 * All rights reserved.
29 */
30
31 /*LINTLIBRARY*/
32
33 #include <sys/types.h>
34 #include "curses_inc.h"
35
36 /*
37 * Get a process code
38 */
39
40 int
wgetwch(WINDOW * win)41 wgetwch(WINDOW *win)
42 {
43 int c, n, type, width;
44 char buf[CSMAX];
45 wchar_t wchar;
46
47 /* get the first byte */
48 if ((c = wgetch(win)) == ERR)
49 return (ERR);
50
51 if (c >= KEY_MIN)
52 return (c);
53
54 type = TYPE(c);
55 width = cswidth[type] - ((type == 1 || type == 2) ? 0 : 1);
56 /* LINTED */
57 buf[0] = (char)c;
58 for (n = 1; n <= width; ++n) {
59 if ((c = wgetch(win)) == ERR)
60 return (ERR);
61 if (TYPE(c) != 0)
62 return (ERR);
63 /* LINTED */
64 buf[n] = (char)c;
65 }
66
67 /* translate it to process code */
68 if ((_curs_mbtowc(&wchar, buf, n)) < 0)
69 return (ERR);
70 return ((int)wchar);
71 }
72