mirror of https://github.com/tmux/tmux.git
716 lines
21 KiB
C
716 lines
21 KiB
C
/* $OpenBSD$ */
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/*
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* Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com>
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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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#if defined(HAVE_CURSES_H)
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#include <curses.h>
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#elif defined(HAVE_NCURSES_H)
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#include <ncurses.h>
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#endif
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#include <fnmatch.h>
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#include <stdlib.h>
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#include <string.h>
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#include <term.h>
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#include "tmux.h"
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static void tty_term_override(struct tty_term *, const char *);
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static char *tty_term_strip(const char *);
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struct tty_terms tty_terms = LIST_HEAD_INITIALIZER(tty_terms);
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enum tty_code_type {
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TTYCODE_NONE = 0,
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TTYCODE_STRING,
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TTYCODE_NUMBER,
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TTYCODE_FLAG,
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};
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struct tty_code {
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enum tty_code_type type;
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union {
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char *string;
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int number;
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int flag;
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} value;
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};
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struct tty_term_code_entry {
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enum tty_code_type type;
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const char *name;
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};
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static const struct tty_term_code_entry tty_term_codes[] = {
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[TTYC_ACSC] = { TTYCODE_STRING, "acsc" },
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[TTYC_AX] = { TTYCODE_FLAG, "AX" },
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[TTYC_BCE] = { TTYCODE_FLAG, "bce" },
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[TTYC_BEL] = { TTYCODE_STRING, "bel" },
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[TTYC_BLINK] = { TTYCODE_STRING, "blink" },
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[TTYC_BOLD] = { TTYCODE_STRING, "bold" },
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[TTYC_CIVIS] = { TTYCODE_STRING, "civis" },
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[TTYC_CLEAR] = { TTYCODE_STRING, "clear" },
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[TTYC_CNORM] = { TTYCODE_STRING, "cnorm" },
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[TTYC_COLORS] = { TTYCODE_NUMBER, "colors" },
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[TTYC_CR] = { TTYCODE_STRING, "Cr" },
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[TTYC_CSR] = { TTYCODE_STRING, "csr" },
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[TTYC_CS] = { TTYCODE_STRING, "Cs" },
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[TTYC_CUB1] = { TTYCODE_STRING, "cub1" },
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[TTYC_CUB] = { TTYCODE_STRING, "cub" },
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[TTYC_CUD1] = { TTYCODE_STRING, "cud1" },
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[TTYC_CUD] = { TTYCODE_STRING, "cud" },
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[TTYC_CUF1] = { TTYCODE_STRING, "cuf1" },
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[TTYC_CUF] = { TTYCODE_STRING, "cuf" },
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[TTYC_CUP] = { TTYCODE_STRING, "cup" },
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[TTYC_CUU1] = { TTYCODE_STRING, "cuu1" },
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[TTYC_CUU] = { TTYCODE_STRING, "cuu" },
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[TTYC_CVVIS] = { TTYCODE_STRING, "cvvis" },
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[TTYC_DCH1] = { TTYCODE_STRING, "dch1" },
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[TTYC_DCH] = { TTYCODE_STRING, "dch" },
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[TTYC_DIM] = { TTYCODE_STRING, "dim" },
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[TTYC_DL1] = { TTYCODE_STRING, "dl1" },
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[TTYC_DL] = { TTYCODE_STRING, "dl" },
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[TTYC_E3] = { TTYCODE_STRING, "E3" },
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[TTYC_ECH] = { TTYCODE_STRING, "ech" },
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[TTYC_ED] = { TTYCODE_STRING, "ed" },
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[TTYC_EL1] = { TTYCODE_STRING, "el1" },
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[TTYC_EL] = { TTYCODE_STRING, "el" },
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[TTYC_ENACS] = { TTYCODE_STRING, "enacs" },
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[TTYC_FSL] = { TTYCODE_STRING, "fsl" },
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[TTYC_HOME] = { TTYCODE_STRING, "home" },
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[TTYC_HPA] = { TTYCODE_STRING, "hpa" },
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[TTYC_ICH1] = { TTYCODE_STRING, "ich1" },
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[TTYC_ICH] = { TTYCODE_STRING, "ich" },
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[TTYC_IL1] = { TTYCODE_STRING, "il1" },
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[TTYC_IL] = { TTYCODE_STRING, "il" },
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[TTYC_INDN] = { TTYCODE_STRING, "indn" },
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[TTYC_INVIS] = { TTYCODE_STRING, "invis" },
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[TTYC_KCBT] = { TTYCODE_STRING, "kcbt" },
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[TTYC_KCUB1] = { TTYCODE_STRING, "kcub1" },
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[TTYC_KCUD1] = { TTYCODE_STRING, "kcud1" },
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[TTYC_KCUF1] = { TTYCODE_STRING, "kcuf1" },
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[TTYC_KCUU1] = { TTYCODE_STRING, "kcuu1" },
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[TTYC_KDC2] = { TTYCODE_STRING, "kDC" },
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[TTYC_KDC3] = { TTYCODE_STRING, "kDC3" },
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[TTYC_KDC4] = { TTYCODE_STRING, "kDC4" },
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[TTYC_KDC5] = { TTYCODE_STRING, "kDC5" },
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[TTYC_KDC6] = { TTYCODE_STRING, "kDC6" },
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[TTYC_KDC7] = { TTYCODE_STRING, "kDC7" },
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[TTYC_KDCH1] = { TTYCODE_STRING, "kdch1" },
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[TTYC_KDN2] = { TTYCODE_STRING, "kDN" }, /* not kDN2 */
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[TTYC_KDN3] = { TTYCODE_STRING, "kDN3" },
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[TTYC_KDN4] = { TTYCODE_STRING, "kDN4" },
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[TTYC_KDN5] = { TTYCODE_STRING, "kDN5" },
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[TTYC_KDN6] = { TTYCODE_STRING, "kDN6" },
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[TTYC_KDN7] = { TTYCODE_STRING, "kDN7" },
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[TTYC_KEND2] = { TTYCODE_STRING, "kEND" },
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[TTYC_KEND3] = { TTYCODE_STRING, "kEND3" },
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[TTYC_KEND4] = { TTYCODE_STRING, "kEND4" },
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[TTYC_KEND5] = { TTYCODE_STRING, "kEND5" },
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[TTYC_KEND6] = { TTYCODE_STRING, "kEND6" },
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[TTYC_KEND7] = { TTYCODE_STRING, "kEND7" },
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[TTYC_KEND] = { TTYCODE_STRING, "kend" },
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[TTYC_KF10] = { TTYCODE_STRING, "kf10" },
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[TTYC_KF11] = { TTYCODE_STRING, "kf11" },
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[TTYC_KF12] = { TTYCODE_STRING, "kf12" },
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[TTYC_KF13] = { TTYCODE_STRING, "kf13" },
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[TTYC_KF14] = { TTYCODE_STRING, "kf14" },
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[TTYC_KF15] = { TTYCODE_STRING, "kf15" },
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[TTYC_KF16] = { TTYCODE_STRING, "kf16" },
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[TTYC_KF17] = { TTYCODE_STRING, "kf17" },
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[TTYC_KF18] = { TTYCODE_STRING, "kf18" },
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[TTYC_KF19] = { TTYCODE_STRING, "kf19" },
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[TTYC_KF1] = { TTYCODE_STRING, "kf1" },
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[TTYC_KF20] = { TTYCODE_STRING, "kf20" },
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[TTYC_KF21] = { TTYCODE_STRING, "kf21" },
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[TTYC_KF22] = { TTYCODE_STRING, "kf22" },
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[TTYC_KF23] = { TTYCODE_STRING, "kf23" },
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[TTYC_KF24] = { TTYCODE_STRING, "kf24" },
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[TTYC_KF25] = { TTYCODE_STRING, "kf25" },
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[TTYC_KF26] = { TTYCODE_STRING, "kf26" },
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[TTYC_KF27] = { TTYCODE_STRING, "kf27" },
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[TTYC_KF28] = { TTYCODE_STRING, "kf28" },
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[TTYC_KF29] = { TTYCODE_STRING, "kf29" },
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[TTYC_KF2] = { TTYCODE_STRING, "kf2" },
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[TTYC_KF30] = { TTYCODE_STRING, "kf30" },
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[TTYC_KF31] = { TTYCODE_STRING, "kf31" },
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[TTYC_KF32] = { TTYCODE_STRING, "kf32" },
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[TTYC_KF33] = { TTYCODE_STRING, "kf33" },
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[TTYC_KF34] = { TTYCODE_STRING, "kf34" },
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[TTYC_KF35] = { TTYCODE_STRING, "kf35" },
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[TTYC_KF36] = { TTYCODE_STRING, "kf36" },
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[TTYC_KF37] = { TTYCODE_STRING, "kf37" },
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[TTYC_KF38] = { TTYCODE_STRING, "kf38" },
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[TTYC_KF39] = { TTYCODE_STRING, "kf39" },
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[TTYC_KF3] = { TTYCODE_STRING, "kf3" },
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[TTYC_KF40] = { TTYCODE_STRING, "kf40" },
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[TTYC_KF41] = { TTYCODE_STRING, "kf41" },
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[TTYC_KF42] = { TTYCODE_STRING, "kf42" },
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[TTYC_KF43] = { TTYCODE_STRING, "kf43" },
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[TTYC_KF44] = { TTYCODE_STRING, "kf44" },
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[TTYC_KF45] = { TTYCODE_STRING, "kf45" },
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[TTYC_KF46] = { TTYCODE_STRING, "kf46" },
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[TTYC_KF47] = { TTYCODE_STRING, "kf47" },
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[TTYC_KF48] = { TTYCODE_STRING, "kf48" },
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[TTYC_KF49] = { TTYCODE_STRING, "kf49" },
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[TTYC_KF4] = { TTYCODE_STRING, "kf4" },
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[TTYC_KF50] = { TTYCODE_STRING, "kf50" },
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[TTYC_KF51] = { TTYCODE_STRING, "kf51" },
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[TTYC_KF52] = { TTYCODE_STRING, "kf52" },
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[TTYC_KF53] = { TTYCODE_STRING, "kf53" },
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[TTYC_KF54] = { TTYCODE_STRING, "kf54" },
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[TTYC_KF55] = { TTYCODE_STRING, "kf55" },
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[TTYC_KF56] = { TTYCODE_STRING, "kf56" },
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[TTYC_KF57] = { TTYCODE_STRING, "kf57" },
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[TTYC_KF58] = { TTYCODE_STRING, "kf58" },
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[TTYC_KF59] = { TTYCODE_STRING, "kf59" },
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[TTYC_KF5] = { TTYCODE_STRING, "kf5" },
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[TTYC_KF60] = { TTYCODE_STRING, "kf60" },
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[TTYC_KF61] = { TTYCODE_STRING, "kf61" },
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[TTYC_KF62] = { TTYCODE_STRING, "kf62" },
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[TTYC_KF63] = { TTYCODE_STRING, "kf63" },
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[TTYC_KF6] = { TTYCODE_STRING, "kf6" },
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[TTYC_KF7] = { TTYCODE_STRING, "kf7" },
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[TTYC_KF8] = { TTYCODE_STRING, "kf8" },
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[TTYC_KF9] = { TTYCODE_STRING, "kf9" },
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[TTYC_KHOM2] = { TTYCODE_STRING, "kHOM" },
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[TTYC_KHOM3] = { TTYCODE_STRING, "kHOM3" },
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[TTYC_KHOM4] = { TTYCODE_STRING, "kHOM4" },
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[TTYC_KHOM5] = { TTYCODE_STRING, "kHOM5" },
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[TTYC_KHOM6] = { TTYCODE_STRING, "kHOM6" },
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[TTYC_KHOM7] = { TTYCODE_STRING, "kHOM7" },
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[TTYC_KHOME] = { TTYCODE_STRING, "khome" },
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[TTYC_KIC2] = { TTYCODE_STRING, "kIC" },
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[TTYC_KIC3] = { TTYCODE_STRING, "kIC3" },
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[TTYC_KIC4] = { TTYCODE_STRING, "kIC4" },
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[TTYC_KIC5] = { TTYCODE_STRING, "kIC5" },
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[TTYC_KIC6] = { TTYCODE_STRING, "kIC6" },
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[TTYC_KIC7] = { TTYCODE_STRING, "kIC7" },
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[TTYC_KICH1] = { TTYCODE_STRING, "kich1" },
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[TTYC_KIND] = { TTYCODE_STRING, "kind" },
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[TTYC_KLFT2] = { TTYCODE_STRING, "kLFT" },
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[TTYC_KLFT3] = { TTYCODE_STRING, "kLFT3" },
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[TTYC_KLFT4] = { TTYCODE_STRING, "kLFT4" },
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[TTYC_KLFT5] = { TTYCODE_STRING, "kLFT5" },
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[TTYC_KLFT6] = { TTYCODE_STRING, "kLFT6" },
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[TTYC_KLFT7] = { TTYCODE_STRING, "kLFT7" },
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[TTYC_KMOUS] = { TTYCODE_STRING, "kmous" },
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[TTYC_KNP] = { TTYCODE_STRING, "knp" },
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[TTYC_KNXT2] = { TTYCODE_STRING, "kNXT" },
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[TTYC_KNXT3] = { TTYCODE_STRING, "kNXT3" },
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[TTYC_KNXT4] = { TTYCODE_STRING, "kNXT4" },
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[TTYC_KNXT5] = { TTYCODE_STRING, "kNXT5" },
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[TTYC_KNXT6] = { TTYCODE_STRING, "kNXT6" },
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[TTYC_KNXT7] = { TTYCODE_STRING, "kNXT7" },
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[TTYC_KPP] = { TTYCODE_STRING, "kpp" },
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[TTYC_KPRV2] = { TTYCODE_STRING, "kPRV" },
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[TTYC_KPRV3] = { TTYCODE_STRING, "kPRV3" },
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[TTYC_KPRV4] = { TTYCODE_STRING, "kPRV4" },
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[TTYC_KPRV5] = { TTYCODE_STRING, "kPRV5" },
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[TTYC_KPRV6] = { TTYCODE_STRING, "kPRV6" },
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[TTYC_KPRV7] = { TTYCODE_STRING, "kPRV7" },
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[TTYC_KRIT2] = { TTYCODE_STRING, "kRIT" },
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[TTYC_KRIT3] = { TTYCODE_STRING, "kRIT3" },
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[TTYC_KRIT4] = { TTYCODE_STRING, "kRIT4" },
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[TTYC_KRIT5] = { TTYCODE_STRING, "kRIT5" },
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[TTYC_KRIT6] = { TTYCODE_STRING, "kRIT6" },
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[TTYC_KRIT7] = { TTYCODE_STRING, "kRIT7" },
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[TTYC_KRI] = { TTYCODE_STRING, "kri" },
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[TTYC_KUP2] = { TTYCODE_STRING, "kUP" }, /* not kUP2 */
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[TTYC_KUP3] = { TTYCODE_STRING, "kUP3" },
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[TTYC_KUP4] = { TTYCODE_STRING, "kUP4" },
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[TTYC_KUP5] = { TTYCODE_STRING, "kUP5" },
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[TTYC_KUP6] = { TTYCODE_STRING, "kUP6" },
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[TTYC_KUP7] = { TTYCODE_STRING, "kUP7" },
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[TTYC_MS] = { TTYCODE_STRING, "Ms" },
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[TTYC_OP] = { TTYCODE_STRING, "op" },
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[TTYC_REV] = { TTYCODE_STRING, "rev" },
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[TTYC_RGB] = { TTYCODE_FLAG, "RGB" },
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[TTYC_RI] = { TTYCODE_STRING, "ri" },
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[TTYC_RIN] = { TTYCODE_STRING, "rin" },
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[TTYC_RMACS] = { TTYCODE_STRING, "rmacs" },
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[TTYC_RMCUP] = { TTYCODE_STRING, "rmcup" },
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[TTYC_RMKX] = { TTYCODE_STRING, "rmkx" },
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[TTYC_SETAB] = { TTYCODE_STRING, "setab" },
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[TTYC_SETAF] = { TTYCODE_STRING, "setaf" },
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[TTYC_SETRGBB] = { TTYCODE_STRING, "setrgbb" },
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[TTYC_SETRGBF] = { TTYCODE_STRING, "setrgbf" },
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[TTYC_SETULC] = { TTYCODE_STRING, "Setulc" },
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[TTYC_SE] = { TTYCODE_STRING, "Se" },
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[TTYC_SXL] = { TTYCODE_FLAG, "Sxl" },
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[TTYC_SGR0] = { TTYCODE_STRING, "sgr0" },
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[TTYC_SITM] = { TTYCODE_STRING, "sitm" },
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[TTYC_SMACS] = { TTYCODE_STRING, "smacs" },
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[TTYC_SMCUP] = { TTYCODE_STRING, "smcup" },
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[TTYC_SMKX] = { TTYCODE_STRING, "smkx" },
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[TTYC_SMOL] = { TTYCODE_STRING, "Smol" },
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[TTYC_SMSO] = { TTYCODE_STRING, "smso" },
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[TTYC_SMULX] = { TTYCODE_STRING, "Smulx" },
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[TTYC_SMUL] = { TTYCODE_STRING, "smul" },
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[TTYC_SMXX] = { TTYCODE_STRING, "smxx" },
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[TTYC_SS] = { TTYCODE_STRING, "Ss" },
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[TTYC_TC] = { TTYCODE_FLAG, "Tc" },
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[TTYC_TSL] = { TTYCODE_STRING, "tsl" },
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[TTYC_U8] = { TTYCODE_NUMBER, "U8" },
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[TTYC_VPA] = { TTYCODE_STRING, "vpa" },
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[TTYC_XENL] = { TTYCODE_FLAG, "xenl" },
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[TTYC_XT] = { TTYCODE_FLAG, "XT" },
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};
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u_int
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tty_term_ncodes(void)
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{
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return (nitems(tty_term_codes));
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}
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static char *
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tty_term_strip(const char *s)
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{
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const char *ptr;
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static char buf[8192];
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size_t len;
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/* Ignore strings with no padding. */
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if (strchr(s, '$') == NULL)
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return (xstrdup(s));
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len = 0;
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for (ptr = s; *ptr != '\0'; ptr++) {
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if (*ptr == '$' && *(ptr + 1) == '<') {
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while (*ptr != '\0' && *ptr != '>')
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ptr++;
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if (*ptr == '>')
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ptr++;
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}
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buf[len++] = *ptr;
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if (len == (sizeof buf) - 1)
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break;
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}
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buf[len] = '\0';
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return (xstrdup(buf));
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}
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static char *
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tty_term_override_next(const char *s, size_t *offset)
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{
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static char value[8192];
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size_t n = 0, at = *offset;
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if (s[at] == '\0')
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return (NULL);
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while (s[at] != '\0') {
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if (s[at] == ':') {
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if (s[at + 1] == ':') {
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value[n++] = ':';
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at += 2;
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} else
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break;
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} else {
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value[n++] = s[at];
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at++;
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}
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if (n == (sizeof value) - 1)
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return (NULL);
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}
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if (s[at] != '\0')
|
|
*offset = at + 1;
|
|
else
|
|
*offset = at;
|
|
value[n] = '\0';
|
|
return (value);
|
|
}
|
|
|
|
static void
|
|
tty_term_override(struct tty_term *term, const char *override)
|
|
{
|
|
const struct tty_term_code_entry *ent;
|
|
struct tty_code *code;
|
|
size_t offset = 0;
|
|
char *cp, *value, *s;
|
|
const char *errstr;
|
|
u_int i;
|
|
int n, remove;
|
|
|
|
s = tty_term_override_next(override, &offset);
|
|
if (s == NULL || fnmatch(s, term->name, 0) != 0)
|
|
return;
|
|
|
|
while ((s = tty_term_override_next(override, &offset)) != NULL) {
|
|
if (*s == '\0')
|
|
continue;
|
|
value = NULL;
|
|
|
|
remove = 0;
|
|
if ((cp = strchr(s, '=')) != NULL) {
|
|
*cp++ = '\0';
|
|
value = xstrdup(cp);
|
|
if (strunvis(value, cp) == -1) {
|
|
free(value);
|
|
value = xstrdup(cp);
|
|
}
|
|
} else if (s[strlen(s) - 1] == '@') {
|
|
s[strlen(s) - 1] = '\0';
|
|
remove = 1;
|
|
} else
|
|
value = xstrdup("");
|
|
|
|
if (remove)
|
|
log_debug("%s override: %s@", term->name, s);
|
|
else if (*value == '\0')
|
|
log_debug("%s override: %s", term->name, s);
|
|
else
|
|
log_debug("%s override: %s=%s", term->name, s, value);
|
|
|
|
for (i = 0; i < tty_term_ncodes(); i++) {
|
|
ent = &tty_term_codes[i];
|
|
if (strcmp(s, ent->name) != 0)
|
|
continue;
|
|
code = &term->codes[i];
|
|
|
|
if (remove) {
|
|
code->type = TTYCODE_NONE;
|
|
continue;
|
|
}
|
|
switch (ent->type) {
|
|
case TTYCODE_NONE:
|
|
break;
|
|
case TTYCODE_STRING:
|
|
if (code->type == TTYCODE_STRING)
|
|
free(code->value.string);
|
|
code->value.string = xstrdup(value);
|
|
code->type = ent->type;
|
|
break;
|
|
case TTYCODE_NUMBER:
|
|
n = strtonum(value, 0, INT_MAX, &errstr);
|
|
if (errstr != NULL)
|
|
break;
|
|
code->value.number = n;
|
|
code->type = ent->type;
|
|
break;
|
|
case TTYCODE_FLAG:
|
|
code->value.flag = 1;
|
|
code->type = ent->type;
|
|
break;
|
|
}
|
|
}
|
|
|
|
free(value);
|
|
}
|
|
}
|
|
|
|
struct tty_term *
|
|
tty_term_find(char *name, int fd, char **cause)
|
|
{
|
|
struct tty_term *term;
|
|
const struct tty_term_code_entry *ent;
|
|
struct tty_code *code;
|
|
struct options_entry *o;
|
|
struct options_array_item *a;
|
|
union options_value *ov;
|
|
u_int i;
|
|
int n, error;
|
|
const char *s, *acs;
|
|
|
|
LIST_FOREACH(term, &tty_terms, entry) {
|
|
if (strcmp(term->name, name) == 0) {
|
|
term->references++;
|
|
return (term);
|
|
}
|
|
}
|
|
log_debug("new term: %s", name);
|
|
|
|
term = xmalloc(sizeof *term);
|
|
term->name = xstrdup(name);
|
|
term->references = 1;
|
|
term->flags = 0;
|
|
term->codes = xcalloc(tty_term_ncodes(), sizeof *term->codes);
|
|
LIST_INSERT_HEAD(&tty_terms, term, entry);
|
|
|
|
/* Set up curses terminal. */
|
|
if (setupterm(name, fd, &error) != OK) {
|
|
switch (error) {
|
|
case 1:
|
|
xasprintf(cause, "can't use hardcopy terminal: %s",
|
|
name);
|
|
break;
|
|
case 0:
|
|
xasprintf(cause, "missing or unsuitable terminal: %s",
|
|
name);
|
|
break;
|
|
case -1:
|
|
xasprintf(cause, "can't find terminfo database");
|
|
break;
|
|
default:
|
|
xasprintf(cause, "unknown error");
|
|
break;
|
|
}
|
|
goto error;
|
|
}
|
|
|
|
/* Fill in codes. */
|
|
for (i = 0; i < tty_term_ncodes(); i++) {
|
|
ent = &tty_term_codes[i];
|
|
|
|
code = &term->codes[i];
|
|
code->type = TTYCODE_NONE;
|
|
switch (ent->type) {
|
|
case TTYCODE_NONE:
|
|
break;
|
|
case TTYCODE_STRING:
|
|
s = tigetstr((char *) ent->name);
|
|
if (s == NULL || s == (char *) -1)
|
|
break;
|
|
code->type = TTYCODE_STRING;
|
|
code->value.string = tty_term_strip(s);
|
|
break;
|
|
case TTYCODE_NUMBER:
|
|
n = tigetnum((char *) ent->name);
|
|
if (n == -1 || n == -2)
|
|
break;
|
|
code->type = TTYCODE_NUMBER;
|
|
code->value.number = n;
|
|
break;
|
|
case TTYCODE_FLAG:
|
|
n = tigetflag((char *) ent->name);
|
|
if (n == -1)
|
|
break;
|
|
code->type = TTYCODE_FLAG;
|
|
code->value.flag = n;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Apply terminal overrides. */
|
|
o = options_get_only(global_options, "terminal-overrides");
|
|
a = options_array_first(o);
|
|
while (a != NULL) {
|
|
ov = options_array_item_value(a);
|
|
tty_term_override(term, ov->string);
|
|
a = options_array_next(a);
|
|
}
|
|
|
|
/* Delete curses data. */
|
|
#if !defined(NCURSES_VERSION_MAJOR) || NCURSES_VERSION_MAJOR > 5 || \
|
|
(NCURSES_VERSION_MAJOR == 5 && NCURSES_VERSION_MINOR > 6)
|
|
del_curterm(cur_term);
|
|
#endif
|
|
|
|
/* These are always required. */
|
|
if (!tty_term_has(term, TTYC_CLEAR)) {
|
|
xasprintf(cause, "terminal does not support clear");
|
|
goto error;
|
|
}
|
|
if (!tty_term_has(term, TTYC_CUP)) {
|
|
xasprintf(cause, "terminal does not support cup");
|
|
goto error;
|
|
}
|
|
|
|
/* These can be emulated so one of the two is required. */
|
|
if (!tty_term_has(term, TTYC_CUD1) && !tty_term_has(term, TTYC_CUD)) {
|
|
xasprintf(cause, "terminal does not support cud1 or cud");
|
|
goto error;
|
|
}
|
|
|
|
/* Figure out if we have 256 colours (or more). */
|
|
if (tty_term_number(term, TTYC_COLORS) >= 256 ||
|
|
tty_term_has(term, TTYC_RGB))
|
|
term->flags |= TERM_256COLOURS;
|
|
|
|
/*
|
|
* Terminals without xenl (eat newline glitch) wrap at at $COLUMNS - 1
|
|
* rather than $COLUMNS (the cursor can never be beyond $COLUMNS - 1).
|
|
*
|
|
* This is irritating, most notably because it is impossible to write
|
|
* to the very bottom-right of the screen without scrolling.
|
|
*
|
|
* Flag the terminal here and apply some workarounds in other places to
|
|
* do the best possible.
|
|
*/
|
|
if (!tty_term_flag(term, TTYC_XENL))
|
|
term->flags |= TERM_EARLYWRAP;
|
|
|
|
/* Generate ACS table. If none is present, use nearest ASCII. */
|
|
memset(term->acs, 0, sizeof term->acs);
|
|
if (tty_term_has(term, TTYC_ACSC))
|
|
acs = tty_term_string(term, TTYC_ACSC);
|
|
else
|
|
acs = "a#j+k+l+m+n+o-p-q-r-s-t+u+v+w+x|y<z>~.";
|
|
for (; acs[0] != '\0' && acs[1] != '\0'; acs += 2)
|
|
term->acs[(u_char) acs[0]][0] = acs[1];
|
|
|
|
/* On terminals with xterm titles (XT), fill in tsl and fsl. */
|
|
if (tty_term_flag(term, TTYC_XT) &&
|
|
!tty_term_has(term, TTYC_TSL) &&
|
|
!tty_term_has(term, TTYC_FSL)) {
|
|
code = &term->codes[TTYC_TSL];
|
|
code->value.string = xstrdup("\033]0;");
|
|
code->type = TTYCODE_STRING;
|
|
code = &term->codes[TTYC_FSL];
|
|
code->value.string = xstrdup("\007");
|
|
code->type = TTYCODE_STRING;
|
|
}
|
|
|
|
/*
|
|
* On terminals with RGB colour (Tc or RGB), fill in setrgbf and
|
|
* setrgbb if they are missing.
|
|
*/
|
|
if ((tty_term_flag(term, TTYC_TC) || tty_term_flag(term, TTYC_RGB)) &&
|
|
!tty_term_has(term, TTYC_SETRGBF) &&
|
|
!tty_term_has(term, TTYC_SETRGBB)) {
|
|
code = &term->codes[TTYC_SETRGBF];
|
|
code->value.string = xstrdup("\033[38;2;%p1%d;%p2%d;%p3%dm");
|
|
code->type = TTYCODE_STRING;
|
|
code = &term->codes[TTYC_SETRGBB];
|
|
code->value.string = xstrdup("\033[48;2;%p1%d;%p2%d;%p3%dm");
|
|
code->type = TTYCODE_STRING;
|
|
}
|
|
|
|
/* Log it. */
|
|
for (i = 0; i < tty_term_ncodes(); i++)
|
|
log_debug("%s%s", name, tty_term_describe(term, i));
|
|
|
|
return (term);
|
|
|
|
error:
|
|
tty_term_free(term);
|
|
return (NULL);
|
|
}
|
|
|
|
void
|
|
tty_term_free(struct tty_term *term)
|
|
{
|
|
u_int i;
|
|
|
|
if (--term->references != 0)
|
|
return;
|
|
|
|
LIST_REMOVE(term, entry);
|
|
|
|
for (i = 0; i < tty_term_ncodes(); i++) {
|
|
if (term->codes[i].type == TTYCODE_STRING)
|
|
free(term->codes[i].value.string);
|
|
}
|
|
free(term->codes);
|
|
|
|
free(term->name);
|
|
free(term);
|
|
}
|
|
|
|
int
|
|
tty_term_has(struct tty_term *term, enum tty_code_code code)
|
|
{
|
|
return (term->codes[code].type != TTYCODE_NONE);
|
|
}
|
|
|
|
const char *
|
|
tty_term_string(struct tty_term *term, enum tty_code_code code)
|
|
{
|
|
if (!tty_term_has(term, code))
|
|
return ("");
|
|
if (term->codes[code].type != TTYCODE_STRING)
|
|
fatalx("not a string: %d", code);
|
|
return (term->codes[code].value.string);
|
|
}
|
|
|
|
const char *
|
|
tty_term_string1(struct tty_term *term, enum tty_code_code code, int a)
|
|
{
|
|
return (tparm((char *) tty_term_string(term, code), a, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
}
|
|
|
|
const char *
|
|
tty_term_string2(struct tty_term *term, enum tty_code_code code, int a, int b)
|
|
{
|
|
return (tparm((char *) tty_term_string(term, code), a, b, 0, 0, 0, 0, 0, 0, 0));
|
|
}
|
|
|
|
const char *
|
|
tty_term_string3(struct tty_term *term, enum tty_code_code code, int a, int b,
|
|
int c)
|
|
{
|
|
return (tparm((char *) tty_term_string(term, code), a, b, c, 0, 0, 0, 0, 0, 0));
|
|
}
|
|
|
|
const char *
|
|
tty_term_ptr1(struct tty_term *term, enum tty_code_code code, const void *a)
|
|
{
|
|
return (tparm((char *) tty_term_string(term, code), (long)a, 0, 0, 0, 0, 0, 0, 0, 0));
|
|
}
|
|
|
|
const char *
|
|
tty_term_ptr2(struct tty_term *term, enum tty_code_code code, const void *a,
|
|
const void *b)
|
|
{
|
|
return (tparm((char *) tty_term_string(term, code), (long)a, (long)b, 0, 0, 0, 0, 0, 0, 0));
|
|
}
|
|
|
|
int
|
|
tty_term_number(struct tty_term *term, enum tty_code_code code)
|
|
{
|
|
if (!tty_term_has(term, code))
|
|
return (0);
|
|
if (term->codes[code].type != TTYCODE_NUMBER)
|
|
fatalx("not a number: %d", code);
|
|
return (term->codes[code].value.number);
|
|
}
|
|
|
|
int
|
|
tty_term_flag(struct tty_term *term, enum tty_code_code code)
|
|
{
|
|
if (!tty_term_has(term, code))
|
|
return (0);
|
|
if (term->codes[code].type != TTYCODE_FLAG)
|
|
fatalx("not a flag: %d", code);
|
|
return (term->codes[code].value.flag);
|
|
}
|
|
|
|
const char *
|
|
tty_term_describe(struct tty_term *term, enum tty_code_code code)
|
|
{
|
|
static char s[256];
|
|
char out[128];
|
|
|
|
switch (term->codes[code].type) {
|
|
case TTYCODE_NONE:
|
|
xsnprintf(s, sizeof s, "%4u: %s: [missing]",
|
|
code, tty_term_codes[code].name);
|
|
break;
|
|
case TTYCODE_STRING:
|
|
strnvis(out, term->codes[code].value.string, sizeof out,
|
|
VIS_OCTAL|VIS_CSTYLE|VIS_TAB|VIS_NL);
|
|
xsnprintf(s, sizeof s, "%4u: %s: (string) %s",
|
|
code, tty_term_codes[code].name,
|
|
out);
|
|
break;
|
|
case TTYCODE_NUMBER:
|
|
xsnprintf(s, sizeof s, "%4u: %s: (number) %d",
|
|
code, tty_term_codes[code].name,
|
|
term->codes[code].value.number);
|
|
break;
|
|
case TTYCODE_FLAG:
|
|
xsnprintf(s, sizeof s, "%4u: %s: (flag) %s",
|
|
code, tty_term_codes[code].name,
|
|
term->codes[code].value.flag ? "true" : "false");
|
|
break;
|
|
}
|
|
return (s);
|
|
}
|