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NetBSD/lib/libcurses/acs.c
roy 258cf0abec Add capfile(5) to describe the termcap format. 
Adjust various man pages and other documentation to point to capfile(5)
instead of termcap(5).
Remove getcap(3) as curses hasn't been building it for a long time.
Punt wrterm.c as tset no longer uses it.
2012-04-21 12:27:24 +00:00

310 lines
9.0 KiB
C
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/* $NetBSD: acs.c,v 1.20 2012/04/21 12:27:27 roy Exp $ */
/*
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Julian Coleman.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: acs.c,v 1.20 2012/04/21 12:27:27 roy Exp $");
#endif /* not lint */
#include "curses.h"
#include "curses_private.h"
chtype _acs_char[NUM_ACS];
#ifdef HAVE_WCHAR
#include <assert.h>
#include <locale.h>
#include <langinfo.h>
#include <strings.h>
cchar_t _wacs_char[ NUM_ACS ];
#endif /* HAVE_WCHAR */
/*
* __init_acs --
* Fill in the ACS characters. The 'acs_chars' terminfo entry is a list of
* character pairs - ACS definition then terminal representation.
*/
void
__init_acs(SCREEN *screen)
{
int count;
const char *aofac; /* Address of 'ac' */
unsigned char acs, term;
/* Default value '+' for all ACS characters */
for (count=0; count < NUM_ACS; count++)
_acs_char[count]= '+';
/* Add the SUSv2 defaults (those that are not '+') */
ACS_RARROW = '>';
ACS_LARROW = '<';
ACS_UARROW = '^';
ACS_DARROW = 'v';
ACS_BLOCK = '#';
/* ACS_DIAMOND = '+'; */
ACS_CKBOARD = ':';
ACS_DEGREE = 39; /* ' */
ACS_PLMINUS = '#';
ACS_BOARD = '#';
ACS_LANTERN = '#';
/* ACS_LRCORNER = '+'; */
/* ACS_URCORNER = '+'; */
/* ACS_ULCORNER = '+'; */
/* ACS_LLCORNER = '+'; */
/* ACS_PLUS = '+'; */
ACS_HLINE = '-';
ACS_S1 = '-';
ACS_S9 = '_';
/* ACS_LTEE = '+'; */
/* ACS_RTEE = '+'; */
/* ACS_BTEE = '+'; */
/* ACS_TTEE = '+'; */
ACS_VLINE = '|';
ACS_BULLET = 'o';
/* Add the extensions defaults */
ACS_S3 = '-';
ACS_S7 = '-';
ACS_LEQUAL = '<';
ACS_GEQUAL = '>';
ACS_PI = '*';
ACS_NEQUAL = '!';
ACS_STERLING = 'f';
if (t_acs_chars(screen->term) == NULL)
goto out;
aofac = t_acs_chars(screen->term);
while (*aofac != '\0') {
if ((acs = *aofac) == '\0')
return;
if ((term = *++aofac) == '\0')
return;
/* Only add characters 1 to 127 */
if (acs < NUM_ACS)
_acs_char[acs] = term | __ALTCHARSET;
aofac++;
#ifdef DEBUG
__CTRACE(__CTRACE_INIT, "__init_acs: %c = %c\n", acs, term);
#endif
}
if (t_ena_acs(screen->term) != NULL)
ti_puts(screen->term, t_ena_acs(screen->term), 0,
__cputchar_args, screen->outfd);
out:
for (count=0; count < NUM_ACS; count++)
screen->acs_char[count]= _acs_char[count];
}
void
_cursesi_reset_acs(SCREEN *screen)
{
int count;
for (count=0; count < NUM_ACS; count++)
_acs_char[count]= screen->acs_char[count];
}
#ifdef HAVE_WCHAR
/*
* __init_wacs --
* Fill in the ACS characters. The 'acs_chars' terminfo entry is a list of
* character pairs - ACS definition then terminal representation.
*/
void
__init_wacs(SCREEN *screen)
{
int count;
const char *aofac; /* Address of 'ac' */
unsigned char acs, term;
char *lstr;
/* Default value '+' for all ACS characters */
for (count=0; count < NUM_ACS; count++) {
_wacs_char[ count ].vals[ 0 ] = ( wchar_t )btowc( '+' );
_wacs_char[ count ].attributes = 0;
_wacs_char[ count ].elements = 1;
}
/* Add the SUSv2 defaults (those that are not '+') */
if (!strcmp(setlocale(LC_CTYPE, NULL), "C"))
setlocale(LC_CTYPE, "");
lstr = nl_langinfo(CODESET);
_DIAGASSERT(lstr);
if (strcasecmp(lstr, "UTF-8")) {
#ifdef DEBUG
__CTRACE(__CTRACE_INIT, "__init_wacs: setting defaults\n" );
#endif /* DEBUG */
WACS_RARROW->vals[0] = ( wchar_t )btowc( '>' );
WACS_LARROW->vals[0] = ( wchar_t )btowc( '<' );
WACS_UARROW->vals[0] = ( wchar_t )btowc( '^' );
WACS_DARROW->vals[0] = ( wchar_t )btowc( 'v' );
WACS_BLOCK->vals[0] = ( wchar_t )btowc( '#' );
WACS_CKBOARD->vals[0] = ( wchar_t )btowc( ':' );
WACS_DEGREE->vals[0] = ( wchar_t )btowc( 39 ); /* ' */
WACS_PLMINUS->vals[0] = ( wchar_t )btowc( '#' );
WACS_BOARD->vals[0] = ( wchar_t )btowc( '#' );
WACS_LANTERN->vals[0] = ( wchar_t )btowc( '#' );
WACS_HLINE->vals[0] = ( wchar_t )btowc( '-' );
WACS_S1->vals[0] = ( wchar_t )btowc( '-' );
WACS_S9->vals[0] = ( wchar_t )btowc( '_' );
WACS_VLINE->vals[0] = ( wchar_t )btowc( '|' );
WACS_BULLET->vals[0] = ( wchar_t )btowc( 'o' );
WACS_S3->vals[0] = ( wchar_t )btowc( 'p' );
WACS_S7->vals[0] = ( wchar_t )btowc( 'r' );
WACS_LEQUAL->vals[0] = ( wchar_t )btowc( 'y' );
WACS_GEQUAL->vals[0] = ( wchar_t )btowc( 'z' );
WACS_PI->vals[0] = ( wchar_t )btowc( '{' );
WACS_NEQUAL->vals[0] = ( wchar_t )btowc( '|' );
WACS_STERLING->vals[0]= ( wchar_t )btowc( '}' );
} else {
/* Unicode defaults */
#ifdef DEBUG
__CTRACE(__CTRACE_INIT,
"__init_wacs: setting Unicode defaults\n" );
#endif /* DEBUG */
WACS_RARROW->vals[0] = 0x2192;
ACS_RARROW = '+' | __ACS_IS_WACS;
WACS_LARROW->vals[0] = 0x2190;
ACS_LARROW = ',' | __ACS_IS_WACS;
WACS_UARROW->vals[0] = 0x2191;
ACS_UARROW = '-' | __ACS_IS_WACS;
WACS_DARROW->vals[0] = 0x2193;
ACS_DARROW = '.' | __ACS_IS_WACS;
WACS_BLOCK->vals[0] = 0x25ae;
ACS_BLOCK = '0' | __ACS_IS_WACS;
WACS_DIAMOND->vals[0] = 0x25c6;
ACS_DIAMOND = '`' | __ACS_IS_WACS;
WACS_CKBOARD->vals[0] = 0x2592;
ACS_CKBOARD = 'a' | __ACS_IS_WACS;
WACS_DEGREE->vals[0] = 0x00b0;
ACS_DEGREE = 'f' | __ACS_IS_WACS;
WACS_PLMINUS->vals[0] = 0x00b1;
ACS_PLMINUS = 'g' | __ACS_IS_WACS;
WACS_BOARD->vals[0] = 0x2592;
ACS_BOARD = 'h' | __ACS_IS_WACS;
WACS_LANTERN->vals[0] = 0x2603;
ACS_LANTERN = 'i' | __ACS_IS_WACS;
WACS_LRCORNER->vals[0]= 0x2518;
ACS_LRCORNER = 'j' | __ACS_IS_WACS;
WACS_URCORNER->vals[0]= 0x2510;
ACS_URCORNER = 'k' | __ACS_IS_WACS;
WACS_ULCORNER->vals[0]= 0x250c;
ACS_ULCORNER = 'l' | __ACS_IS_WACS;
WACS_LLCORNER->vals[0]= 0x2514;
ACS_LLCORNER = 'm' | __ACS_IS_WACS;
WACS_PLUS->vals[0] = 0x253c;
ACS_PLUS = 'n' | __ACS_IS_WACS;
WACS_HLINE->vals[0] = 0x2500;
ACS_HLINE = 'q' | __ACS_IS_WACS;
WACS_S1->vals[0] = 0x23ba;
ACS_S1 = 'o' | __ACS_IS_WACS;
WACS_S9->vals[0] = 0x23bd;
ACS_S9 = 's' | __ACS_IS_WACS;
WACS_LTEE->vals[0] = 0x251c;
ACS_LTEE = 't' | __ACS_IS_WACS;
WACS_RTEE->vals[0] = 0x2524;
ACS_RTEE = 'u' | __ACS_IS_WACS;
WACS_BTEE->vals[0] = 0x2534;
ACS_BTEE = 'v' | __ACS_IS_WACS;
WACS_TTEE->vals[0] = 0x252c;
ACS_TTEE = 'w' | __ACS_IS_WACS;
WACS_VLINE->vals[0] = 0x2502;
ACS_VLINE = 'x' | __ACS_IS_WACS;
WACS_BULLET->vals[0] = 0x00b7;
ACS_BULLET = '~' | __ACS_IS_WACS;
WACS_S3->vals[0] = 0x23bb;
ACS_S3 = 'p' | __ACS_IS_WACS;
WACS_S7->vals[0] = 0x23bc;
ACS_S7 = 'r' | __ACS_IS_WACS;
WACS_LEQUAL->vals[0] = 0x2264;
ACS_LEQUAL = 'y' | __ACS_IS_WACS;
WACS_GEQUAL->vals[0] = 0x2265;
ACS_GEQUAL = 'z' | __ACS_IS_WACS;
WACS_PI->vals[0] = 0x03C0;
ACS_PI = '{' | __ACS_IS_WACS;
WACS_NEQUAL->vals[0] = 0x2260;
ACS_NEQUAL = '|' | __ACS_IS_WACS;
WACS_STERLING->vals[0]= 0x00A3;
ACS_STERLING = '}' | __ACS_IS_WACS;
}
if (t_acs_chars(screen->term) == NULL) {
#ifdef DEBUG
__CTRACE(__CTRACE_INIT,
"__init_wacs: no alternative characters\n" );
#endif /* DEBUG */
goto out;
}
aofac = t_acs_chars(screen->term);
while (*aofac != '\0') {
if ((acs = *aofac) == '\0')
return;
if ((term = *++aofac) == '\0')
return;
/* Only add characters 1 to 127 */
if (acs < NUM_ACS) {
_wacs_char[acs].vals[ 0 ] = term;
_wacs_char[acs].attributes |= WA_ALTCHARSET;
}
aofac++;
#ifdef DEBUG
__CTRACE(__CTRACE_INIT, "__init_wacs: %c = %c\n", acs, term);
#endif
}
if (t_ena_acs(screen->term) != NULL)
ti_puts(screen->term, t_ena_acs(screen->term), 0,
__cputchar_args, screen->outfd);
out:
for (count=0; count < NUM_ACS; count++) {
memcpy(&screen->wacs_char[count], &_wacs_char[count],
sizeof(cchar_t));
screen->acs_char[count]= _acs_char[count];
}
}
void
_cursesi_reset_wacs(SCREEN *screen)
{
int count;
for (count=0; count < NUM_ACS; count++)
memcpy( &_wacs_char[count], &screen->wacs_char[count],
sizeof( cchar_t ));
}
#endif /* HAVE_WCHAR */
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