1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */
23*0Sstevel@tonic-gate /* All Rights Reserved */
24*0Sstevel@tonic-gate
25*0Sstevel@tonic-gate
26*0Sstevel@tonic-gate /*
27*0Sstevel@tonic-gate * Copyright (c) 1997, by Sun Microsystems, Inc.
28*0Sstevel@tonic-gate * All rights reserved.
29*0Sstevel@tonic-gate */
30*0Sstevel@tonic-gate
31*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
32*0Sstevel@tonic-gate
33*0Sstevel@tonic-gate /*LINTLIBRARY*/
34*0Sstevel@tonic-gate
35*0Sstevel@tonic-gate #include "curses_inc.h"
36*0Sstevel@tonic-gate #include <sys/types.h>
37*0Sstevel@tonic-gate #include <ctype.h>
38*0Sstevel@tonic-gate
39*0Sstevel@tonic-gate #define CSWIDTH 514
40*0Sstevel@tonic-gate
41*0Sstevel@tonic-gate short cswidth[4] = {-1, 1, 1, 1}; /* character length */
42*0Sstevel@tonic-gate short _curs_scrwidth[4] = {1, 1, 1, 1}; /* screen width */
43*0Sstevel@tonic-gate
44*0Sstevel@tonic-gate /*
45*0Sstevel@tonic-gate * This function is called only once in a program.
46*0Sstevel@tonic-gate * Before cgetwidth() is called, setlocale() must be called.
47*0Sstevel@tonic-gate */
48*0Sstevel@tonic-gate
49*0Sstevel@tonic-gate void
mbgetwidth(void)50*0Sstevel@tonic-gate mbgetwidth(void)
51*0Sstevel@tonic-gate {
52*0Sstevel@tonic-gate unsigned char *cp = &__ctype[CSWIDTH];
53*0Sstevel@tonic-gate
54*0Sstevel@tonic-gate cswidth[0] = cp[0];
55*0Sstevel@tonic-gate cswidth[1] = cp[1];
56*0Sstevel@tonic-gate cswidth[2] = cp[2];
57*0Sstevel@tonic-gate _curs_scrwidth[0] = cp[3];
58*0Sstevel@tonic-gate _curs_scrwidth[1] = cp[4];
59*0Sstevel@tonic-gate _curs_scrwidth[2] = cp[5];
60*0Sstevel@tonic-gate
61*0Sstevel@tonic-gate }
62*0Sstevel@tonic-gate
63*0Sstevel@tonic-gate int
mbeucw(int c)64*0Sstevel@tonic-gate mbeucw(int c)
65*0Sstevel@tonic-gate {
66*0Sstevel@tonic-gate c &= 0xFF;
67*0Sstevel@tonic-gate
68*0Sstevel@tonic-gate if (c & 0x80) {
69*0Sstevel@tonic-gate if (c == SS2) {
70*0Sstevel@tonic-gate return (cswidth[1]);
71*0Sstevel@tonic-gate } else if (c == SS3) {
72*0Sstevel@tonic-gate return (cswidth[2]);
73*0Sstevel@tonic-gate }
74*0Sstevel@tonic-gate return (cswidth[0]);
75*0Sstevel@tonic-gate }
76*0Sstevel@tonic-gate return (1);
77*0Sstevel@tonic-gate }
78*0Sstevel@tonic-gate
79*0Sstevel@tonic-gate int
mbscrw(int c)80*0Sstevel@tonic-gate mbscrw(int c)
81*0Sstevel@tonic-gate {
82*0Sstevel@tonic-gate c &= 0xFF;
83*0Sstevel@tonic-gate
84*0Sstevel@tonic-gate if (c & 0x80) {
85*0Sstevel@tonic-gate if (c == SS2) {
86*0Sstevel@tonic-gate return (_curs_scrwidth[1]);
87*0Sstevel@tonic-gate } else if (c == SS3) {
88*0Sstevel@tonic-gate return (_curs_scrwidth[2]);
89*0Sstevel@tonic-gate }
90*0Sstevel@tonic-gate return (_curs_scrwidth[0]);
91*0Sstevel@tonic-gate }
92*0Sstevel@tonic-gate return (1);
93*0Sstevel@tonic-gate }
94*0Sstevel@tonic-gate
95*0Sstevel@tonic-gate int
wcscrw(wchar_t wc)96*0Sstevel@tonic-gate wcscrw(wchar_t wc)
97*0Sstevel@tonic-gate {
98*0Sstevel@tonic-gate int rv;
99*0Sstevel@tonic-gate
100*0Sstevel@tonic-gate switch (wc & EUCMASK) {
101*0Sstevel@tonic-gate case P11: /* Code set 1 */
102*0Sstevel@tonic-gate rv = _curs_scrwidth[0];
103*0Sstevel@tonic-gate break;
104*0Sstevel@tonic-gate case P01: /* Code set 2 */
105*0Sstevel@tonic-gate rv = _curs_scrwidth[1];
106*0Sstevel@tonic-gate break;
107*0Sstevel@tonic-gate case P10: /* Code set 3 */
108*0Sstevel@tonic-gate rv = _curs_scrwidth[2];
109*0Sstevel@tonic-gate break;
110*0Sstevel@tonic-gate default : /* Code set 0 */
111*0Sstevel@tonic-gate rv = 1;
112*0Sstevel@tonic-gate break;
113*0Sstevel@tonic-gate }
114*0Sstevel@tonic-gate
115*0Sstevel@tonic-gate return (rv);
116*0Sstevel@tonic-gate }
117