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 1997 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1988 AT&T */
28 /* All Rights Reserved */
29
30 /*
31 * University Copyright- Copyright (c) 1982, 1986, 1988
32 * The Regents of the University of California
33 * All Rights Reserved
34 *
35 * University Acknowledgment- Portions of this document are derived from
36 * software developed by the University of California, Berkeley, and its
37 * contributors.
38 */
39
40 /*LINTLIBRARY*/
41
42 #include <stdlib.h>
43 #include <sys/types.h>
44 #include "curses_inc.h"
45
46 /*
47 * When the keyboard can send more than eight bits, offsets array
48 * should be changed from chars to shorts.
49 * The offsets MUST match what is in curses.h.
50 */
51
52 static unsigned char offsets[][2] = {
53 { '`', '*' }, /* ACS_DIAMOND */
54 { 'a', ':' }, /* ACS_CKBOARD */
55 { 'f', '\'' }, /* ACS_DEGREE */
56 { 'g', '#' }, /* ACS_PLMINUS */
57 { 'o', '-' }, /* ACS_S1 */
58 { 'q', '-' }, /* ACS_HLINE */
59 { 's', '_' }, /* ACS_S9 */
60 { 'x', '|' }, /* ACS_VLINE */
61 { '~', 'o' }, /* ACS_BULLET */
62 { ',', '<' }, /* ACS_LARROW */
63 { '+', '>' }, /* ACS_RARROW */
64 { '.', 'v' }, /* ACS_DARROW */
65 { '-', '^' }, /* ACS_UARROW */
66 { 'h', '#' }, /* ACS_BOARD */
67 { 'i', '#' }, /* ACS_LANTERN */
68 { '0', '#' }, /* ACS_BLOCK */
69 };
70
71 int
init_acs(void)72 init_acs(void)
73 {
74 chtype *nacsmap;
75 char *cp;
76 int i = sizeof (offsets) / 2, to_get, must_output;
77
78 #ifdef _VR3_COMPAT_CODE
79 if ((nacsmap = cur_term->_acs32map = (chtype *)
80 malloc(sizeof (chtype) * 0400)) == NULL)
81 #else /* _VR3_COMPAT_CODE */
82 if ((nacsmap = cur_term->_acsmap = (chtype *)
83 malloc(sizeof (chtype) * 0400)) == NULL)
84 #endif /* _VR3_COMPAT_CODE */
85 {
86 #ifdef _VR3_COMPAT_CODE
87 bad:
88 #endif /* _VR3_COMPAT_CODE */
89 term_errno = TERM_BAD_MALLOC;
90 #ifdef DEBUG
91 strcpy(term_parm_err, "init_acs");
92 #endif /* DEBUG */
93 return (ERR);
94 }
95
96 /* Default acs chars for regular ASCII terminals are plus signs. */
97
98 memSset(nacsmap, (chtype) '+', 0400);
99
100 /*
101 * Now load in defaults for some of the characters which have close
102 * approximations in the normal ascii set.
103 */
104
105 while (i-- > 0)
106 nacsmap[offsets[i][0]] = offsets[i][1];
107
108 /* Now do mapping for terminals own ACS, if any */
109
110 if ((cp = acs_chars) != 0)
111 while (*cp) {
112 to_get = *cp++; /* to get this ... */
113 must_output = *cp++; /* must output this ... */
114 #ifdef DEBUG
115 if (outf)
116 fprintf(outf, "acs %d, was %d, now %d\n",
117 to_get, nacsmap[to_get], must_output);
118 #endif /* DEBUG */
119 nacsmap[to_get] = ( must_output & 0xFF ) | A_ALTCHARSET;
120 }
121
122 acs_map = nacsmap;
123
124 #ifdef _VR3_COMPAT_CODE
125 if (_y16update) {
126 _ochtype *n16acsmap;
127
128 if ((n16acsmap = cur_term->_acsmap = (_ochtype *)
129 malloc(sizeof (_ochtype) * 0400)) == NULL) {
130 goto bad;
131 }
132
133 for (i = 0; i < 0400; i++)
134 /*LINTED*/
135 n16acsmap[i] = _TO_OCHTYPE(nacsmap[i]);
136 #undef acs_map
137 acs_map = n16acsmap;
138 }
139 #endif /* _VR3_COMPAT_CODE */
140 return (OK);
141 }
142