xref: /onnv-gate/usr/src/lib/libcurses/screen/init_acs.c (revision 0:68f95e015346)
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 /*
23*0Sstevel@tonic-gate  * Copyright 1997 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate /*	Copyright (c) 1988 AT&T	*/
28*0Sstevel@tonic-gate /*	  All Rights Reserved	*/
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate /*
31*0Sstevel@tonic-gate  * University Copyright- Copyright (c) 1982, 1986, 1988
32*0Sstevel@tonic-gate  * The Regents of the University of California
33*0Sstevel@tonic-gate  * All Rights Reserved
34*0Sstevel@tonic-gate  *
35*0Sstevel@tonic-gate  * University Acknowledgment- Portions of this document are derived from
36*0Sstevel@tonic-gate  * software developed by the University of California, Berkeley, and its
37*0Sstevel@tonic-gate  * contributors.
38*0Sstevel@tonic-gate  */
39*0Sstevel@tonic-gate 
40*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
41*0Sstevel@tonic-gate 
42*0Sstevel@tonic-gate /*LINTLIBRARY*/
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate #include	<stdlib.h>
45*0Sstevel@tonic-gate #include	<sys/types.h>
46*0Sstevel@tonic-gate #include	"curses_inc.h"
47*0Sstevel@tonic-gate 
48*0Sstevel@tonic-gate /*
49*0Sstevel@tonic-gate  * When the keyboard can send more than eight bits, offsets array
50*0Sstevel@tonic-gate  * should be changed from chars to shorts.
51*0Sstevel@tonic-gate  * The offsets MUST match what is in curses.h.
52*0Sstevel@tonic-gate  */
53*0Sstevel@tonic-gate 
54*0Sstevel@tonic-gate static	unsigned	char	offsets[][2] = {
55*0Sstevel@tonic-gate 				    { '`', '*' },	/* ACS_DIAMOND */
56*0Sstevel@tonic-gate 				    { 'a', ':' },	/* ACS_CKBOARD */
57*0Sstevel@tonic-gate 				    { 'f', '\'' },	/* ACS_DEGREE */
58*0Sstevel@tonic-gate 				    { 'g', '#' },	/* ACS_PLMINUS */
59*0Sstevel@tonic-gate 				    { 'o', '-' },	/* ACS_S1 */
60*0Sstevel@tonic-gate 				    { 'q', '-' },	/* ACS_HLINE */
61*0Sstevel@tonic-gate 				    { 's', '_' },	/* ACS_S9 */
62*0Sstevel@tonic-gate 				    { 'x', '|' },	/* ACS_VLINE */
63*0Sstevel@tonic-gate 				    { '~', 'o' },	/* ACS_BULLET */
64*0Sstevel@tonic-gate 				    { ',', '<' },	/* ACS_LARROW */
65*0Sstevel@tonic-gate 				    { '+', '>' },	/* ACS_RARROW */
66*0Sstevel@tonic-gate 				    { '.', 'v' },	/* ACS_DARROW */
67*0Sstevel@tonic-gate 				    { '-', '^' },	/* ACS_UARROW */
68*0Sstevel@tonic-gate 				    { 'h', '#' },	/* ACS_BOARD */
69*0Sstevel@tonic-gate 				    { 'i', '#' },	/* ACS_LANTERN */
70*0Sstevel@tonic-gate 				    { '0', '#' },	/* ACS_BLOCK */
71*0Sstevel@tonic-gate 				};
72*0Sstevel@tonic-gate 
73*0Sstevel@tonic-gate int
init_acs(void)74*0Sstevel@tonic-gate init_acs(void)
75*0Sstevel@tonic-gate {
76*0Sstevel@tonic-gate 	chtype	*nacsmap;
77*0Sstevel@tonic-gate 	char	*cp;
78*0Sstevel@tonic-gate 	int	i = sizeof (offsets) / 2, to_get, must_output;
79*0Sstevel@tonic-gate 
80*0Sstevel@tonic-gate #ifdef	_VR3_COMPAT_CODE
81*0Sstevel@tonic-gate 	if ((nacsmap = cur_term->_acs32map = (chtype *)
82*0Sstevel@tonic-gate 	    malloc(sizeof (chtype) * 0400)) == NULL)
83*0Sstevel@tonic-gate #else	/* _VR3_COMPAT_CODE */
84*0Sstevel@tonic-gate 	if ((nacsmap = cur_term->_acsmap = (chtype *)
85*0Sstevel@tonic-gate 	    malloc(sizeof (chtype) * 0400)) == NULL)
86*0Sstevel@tonic-gate #endif	/* _VR3_COMPAT_CODE */
87*0Sstevel@tonic-gate 	{
88*0Sstevel@tonic-gate #ifdef	_VR3_COMPAT_CODE
89*0Sstevel@tonic-gate bad:
90*0Sstevel@tonic-gate #endif	/* _VR3_COMPAT_CODE */
91*0Sstevel@tonic-gate 		term_errno = TERM_BAD_MALLOC;
92*0Sstevel@tonic-gate #ifdef	DEBUG
93*0Sstevel@tonic-gate 		strcpy(term_parm_err, "init_acs");
94*0Sstevel@tonic-gate #endif	/* DEBUG */
95*0Sstevel@tonic-gate 		return (ERR);
96*0Sstevel@tonic-gate 	}
97*0Sstevel@tonic-gate 
98*0Sstevel@tonic-gate 	/* Default acs chars for regular ASCII terminals are plus signs. */
99*0Sstevel@tonic-gate 
100*0Sstevel@tonic-gate 	memSset(nacsmap, (chtype) '+', 0400);
101*0Sstevel@tonic-gate 
102*0Sstevel@tonic-gate 	/*
103*0Sstevel@tonic-gate 	* Now load in defaults for some of the characters which have close
104*0Sstevel@tonic-gate 	* approximations in the normal ascii set.
105*0Sstevel@tonic-gate 	*/
106*0Sstevel@tonic-gate 
107*0Sstevel@tonic-gate 	while (i-- > 0)
108*0Sstevel@tonic-gate 		nacsmap[offsets[i][0]] = offsets[i][1];
109*0Sstevel@tonic-gate 
110*0Sstevel@tonic-gate 	/* Now do mapping for terminals own ACS, if any */
111*0Sstevel@tonic-gate 
112*0Sstevel@tonic-gate 	if ((cp = acs_chars) != 0)
113*0Sstevel@tonic-gate 		while (*cp) {
114*0Sstevel@tonic-gate 			to_get = *cp++;		/* to get this ... */
115*0Sstevel@tonic-gate 			must_output = *cp++;	/* must output this ... */
116*0Sstevel@tonic-gate #ifdef	DEBUG
117*0Sstevel@tonic-gate 			if (outf)
118*0Sstevel@tonic-gate 				fprintf(outf, "acs %d, was %d, now %d\n",
119*0Sstevel@tonic-gate 				    to_get, nacsmap[to_get], must_output);
120*0Sstevel@tonic-gate #endif	/* DEBUG */
121*0Sstevel@tonic-gate 			nacsmap[to_get] = ( must_output & 0xFF ) | A_ALTCHARSET;
122*0Sstevel@tonic-gate 		}
123*0Sstevel@tonic-gate 
124*0Sstevel@tonic-gate 	acs_map = nacsmap;
125*0Sstevel@tonic-gate 
126*0Sstevel@tonic-gate #ifdef	_VR3_COMPAT_CODE
127*0Sstevel@tonic-gate 	if (_y16update) {
128*0Sstevel@tonic-gate 		_ochtype	*n16acsmap;
129*0Sstevel@tonic-gate 
130*0Sstevel@tonic-gate 		if ((n16acsmap = cur_term->_acsmap = (_ochtype *)
131*0Sstevel@tonic-gate 		    malloc(sizeof (_ochtype) * 0400)) == NULL) {
132*0Sstevel@tonic-gate 			goto bad;
133*0Sstevel@tonic-gate 		}
134*0Sstevel@tonic-gate 
135*0Sstevel@tonic-gate 		for (i = 0; i < 0400; i++)
136*0Sstevel@tonic-gate 			/*LINTED*/
137*0Sstevel@tonic-gate 			n16acsmap[i] = _TO_OCHTYPE(nacsmap[i]);
138*0Sstevel@tonic-gate #undef	acs_map
139*0Sstevel@tonic-gate 			acs_map = n16acsmap;
140*0Sstevel@tonic-gate 	}
141*0Sstevel@tonic-gate #endif	/* _VR3_COMPAT_CODE */
142*0Sstevel@tonic-gate 	return (OK);
143*0Sstevel@tonic-gate }
144