98 lines
2.6 KiB
C
98 lines
2.6 KiB
C
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/* $Id: tty-acs.c,v 1.3 2011/08/17 18:48:36 jmmv Exp $ */
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/*
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* Copyright (c) 2010 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <stdlib.h>
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#include "tmux.h"
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int tty_acs_cmp(const void *, const void *);
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/* Table mapping ACS entries to UTF-8. */
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struct tty_acs_entry {
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u_char key;
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const char *string;
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};
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const struct tty_acs_entry tty_acs_table[] = {
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{ '+', "\342\206\222" },
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{ ',', "\342\206\220" },
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{ '-', "\342\206\221" },
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{ '.', "\342\206\223" },
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{ '0', "\342\226\256" },
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{ '`', "\342\227\206" },
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{ 'a', "\342\226\222" },
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{ 'f', "\302\260" },
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{ 'g', "\302\261" },
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{ 'h', "\342\226\222" },
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{ 'i', "\342\230\203" },
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{ 'j', "\342\224\230" },
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{ 'k', "\342\224\220" },
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{ 'l', "\342\224\214" },
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{ 'm', "\342\224\224" },
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{ 'n', "\342\224\274" },
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{ 'o', "\342\216\272" },
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{ 'p', "\342\216\273" },
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{ 'q', "\342\224\200" },
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{ 'r', "\342\216\274" },
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{ 's', "\342\216\275" },
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{ 't', "\342\224\234" },
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{ 'u', "\342\224\244" },
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{ 'v', "\342\224\264" },
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{ 'w', "\342\224\254" },
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{ 'x', "\342\224\202" },
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{ 'y', "\342\211\244" },
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{ 'z', "\342\211\245" },
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{ '{', "\317\200" },
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{ '|', "\342\211\240" },
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{ '}', "\302\243" },
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{ '~', "\302\267" }
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};
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int
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tty_acs_cmp(const void *key, const void *value)
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{
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const struct tty_acs_entry *entry = value;
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u_char ch;
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ch = *(const u_char *) key;
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return (ch - entry->key);
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}
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/* Retrieve ACS to output as a string. */
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const char *
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tty_acs_get(struct tty *tty, u_char ch)
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{
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struct tty_acs_entry *entry;
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/* If not a UTF-8 terminal, use the ACS set. */
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if (!(tty->flags & TTY_UTF8)) {
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if (tty->term->acs[ch][0] == '\0')
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return (NULL);
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return (&tty->term->acs[ch][0]);
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}
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/* Otherwise look up the UTF-8 translation. */
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entry = bsearch(&ch,
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tty_acs_table, nitems(tty_acs_table), sizeof tty_acs_table[0],
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tty_acs_cmp);
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if (entry == NULL)
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return (NULL);
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return (entry->string);
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}
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