| Nicholas Marriott | cb564bb | 2010-09-11 16:19:22 +0000 | [diff] [blame] | 1 | /* $OpenBSD$ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 2010 Nicholas Marriott <nicm@users.sourceforge.net> |
| 5 | * |
| 6 | * Permission to use, copy, modify, and distribute this software for any |
| 7 | * purpose with or without fee is hereby granted, provided that the above |
| 8 | * copyright notice and this permission notice appear in all copies. |
| 9 | * |
| 10 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 11 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 12 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 13 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 14 | * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER |
| 15 | * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING |
| 16 | * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 17 | */ |
| 18 | |
| 19 | #include <sys/types.h> |
| 20 | |
| 21 | #include <stdlib.h> |
| 22 | |
| 23 | #include "tmux.h" |
| 24 | |
| 25 | int tty_acs_cmp(const void *, const void *); |
| 26 | |
| 27 | /* Table mapping ACS entries to UTF-8. */ |
| 28 | struct tty_acs_entry { |
| 29 | u_char key; |
| 30 | const char *string; |
| 31 | }; |
| 32 | const struct tty_acs_entry tty_acs_table[] = { |
| 33 | { '+', "\342\206\222" }, |
| 34 | { ',', "\342\206\220" }, |
| 35 | { '-', "\342\206\221" }, |
| 36 | { '.', "\342\206\223" }, |
| 37 | { '0', "\342\226\256" }, |
| 38 | { '`', "\342\227\206" }, |
| 39 | { 'a', "\342\226\222" }, |
| 40 | { 'f', "\302\260" }, |
| 41 | { 'g', "\302\261" }, |
| 42 | { 'h', "\342\226\222" }, |
| 43 | { 'i', "\342\230\203" }, |
| 44 | { 'j', "\342\224\230" }, |
| 45 | { 'k', "\342\224\220" }, |
| 46 | { 'l', "\342\224\214" }, |
| 47 | { 'm', "\342\224\224" }, |
| 48 | { 'n', "\342\224\274" }, |
| 49 | { 'o', "\342\216\272" }, |
| 50 | { 'p', "\342\216\273" }, |
| 51 | { 'q', "\342\224\200" }, |
| 52 | { 'r', "\342\216\274" }, |
| 53 | { 's', "\342\216\275" }, |
| 54 | { 't', "\342\224\234" }, |
| 55 | { 'u', "\342\224\244" }, |
| 56 | { 'v', "\342\224\264" }, |
| 57 | { 'w', "\342\224\254" }, |
| 58 | { 'x', "\342\224\202" }, |
| 59 | { 'y', "\342\211\244" }, |
| 60 | { 'z', "\342\211\245" }, |
| 61 | { '{', "\317\200" }, |
| 62 | { '|', "\342\211\240" }, |
| 63 | { '}', "\302\243" }, |
| 64 | { '~', "\302\267" } |
| 65 | }; |
| 66 | |
| 67 | int |
| 68 | tty_acs_cmp(const void *key, const void *value) |
| 69 | { |
| 70 | const struct tty_acs_entry *entry = value; |
| 71 | u_char ch; |
| 72 | |
| 73 | ch = *(u_char *) key; |
| 74 | return (ch - entry->key); |
| 75 | } |
| 76 | |
| 77 | /* Retrieve ACS to output as a string. */ |
| 78 | const char * |
| 79 | tty_acs_get(struct tty *tty, u_char ch) |
| 80 | { |
| 81 | struct tty_acs_entry *entry; |
| 82 | |
| 83 | /* If not a UTF-8 terminal, use the ACS set. */ |
| 84 | if (!(tty->flags & TTY_UTF8)) { |
| 85 | if (tty->term->acs[ch][0] == '\0') |
| 86 | return (NULL); |
| 87 | return (&tty->term->acs[ch][0]); |
| 88 | } |
| 89 | |
| 90 | /* Otherwise look up the UTF-8 translation. */ |
| 91 | entry = bsearch(&ch, |
| 92 | tty_acs_table, nitems(tty_acs_table), sizeof tty_acs_table[0], |
| 93 | tty_acs_cmp); |
| 94 | if (entry == NULL) |
| 95 | return (NULL); |
| 96 | return (entry->string); |
| 97 | } |