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tmux.h
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tmux.h
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/* $Id$ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef TMUX_H
#define TMUX_H
#define TMATE
#define PROTOCOL_VERSION 7
#include <sys/param.h>
#include <sys/time.h>
#include <sys/uio.h>
#include <event.h>
#include <limits.h>
#include <signal.h>
#include <stdarg.h>
#include <stdio.h>
#include <termios.h>
#include "array.h"
#include "compat.h"
extern char *__progname;
extern char **environ;
/* Default configuration files. */
#define DEFAULT_CFG ".tmux.conf"
#define DEFAULT_TMATE_CFG ".tmate.conf"
#define SYSTEM_CFG "/etc/tmux.conf"
/* Default prompt history length. */
#define PROMPT_HISTORY 100
/*
* Minimum layout cell size, NOT including separator line. The scroll region
* cannot be one line in height so this must be at least two.
*/
#define PANE_MINIMUM 2
/* Automatic name refresh interval, in milliseconds. */
#define NAME_INTERVAL 500
/*
* Maximum sizes of strings in message data. Don't forget to bump
* PROTOCOL_VERSION if any of these change!
*/
#define COMMAND_LENGTH 2048 /* packed argv size */
#define TERMINAL_LENGTH 128 /* length of TERM environment variable */
#define ENVIRON_LENGTH 1024 /* environment variable length */
/*
* UTF-8 data size. This must be big enough to hold combined characters as well
* as single.
*/
#define UTF8_SIZE 9
/* Fatal errors. */
#define fatal(msg) log_fatal("%s: %s", __func__, msg);
#define fatalx(msg) log_fatalx("%s: %s", __func__, msg);
/* Definition to shut gcc up about unused arguments. */
#define unused __attribute__ ((unused))
/* Attribute to make gcc check printf-like arguments. */
#define printflike1 __attribute__ ((format (printf, 1, 2)))
#define printflike2 __attribute__ ((format (printf, 2, 3)))
#define printflike3 __attribute__ ((format (printf, 3, 4)))
#define printflike4 __attribute__ ((format (printf, 4, 5)))
#define printflike5 __attribute__ ((format (printf, 5, 6)))
/* Number of items in array. */
#ifndef nitems
#define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
#endif
/* Default template for choose-buffer. */
#define CHOOSE_BUFFER_TEMPLATE \
"#{line}: #{buffer_size} bytes: \"#{buffer_sample}\""
/* Default template for choose-client. */
#define CHOOSE_CLIENT_TEMPLATE \
"#{client_tty}: #{session_name} " \
"[#{client_width}x#{client_height} #{client_termname}]" \
"#{?client_utf8, (utf8),}#{?client_readonly, (ro),} " \
"(last used #{client_activity_string})"
/* Default templates for choose-tree. */
#define CHOOSE_TREE_SESSION_TEMPLATE \
"#{session_name}: #{session_windows} windows" \
"#{?session_grouped, (group ,}" \
"#{session_group}#{?session_grouped,),}" \
"#{?session_attached, (attached),}"
#define CHOOSE_TREE_WINDOW_TEMPLATE \
"#{window_index}: #{window_name}#{window_flags} " \
"\"#{pane_title}\""
/* Default template for display-message. */
#define DISPLAY_MESSAGE_TEMPLATE \
"[#{session_name}] #{window_index}:" \
"#{window_name}, current pane #{pane_index} " \
"- (%H:%M %d-%b-%y)"
/* Default template for find-window. */
#define FIND_WINDOW_TEMPLATE \
"#{window_index}: #{window_name} " \
"[#{window_width}x#{window_height}] " \
"(#{window_panes} panes) #{window_find_matches}"
/* Default template for list-buffers. */
#define LIST_BUFFERS_TEMPLATE \
"#{line}: #{buffer_size} bytes: \"#{buffer_sample}\""
/* Default template for list-clients. */
#define LIST_CLIENTS_TEMPLATE \
"#{client_tty}: #{session_name} " \
"[#{client_width}x#{client_height} #{client_termname}]" \
"#{?client_utf8, (utf8),} #{?client_readonly, (ro),}"
/* Default template for list-sessions. */
#define LIST_SESSIONS_TEMPLATE \
"#{session_name}: #{session_windows} windows " \
"(created #{session_created_string}) " \
"[#{session_width}x#{session_height}]" \
"#{?session_grouped, (group ,}" \
"#{session_group}#{?session_grouped,),}" \
"#{?session_attached, (attached),}"
/* Default templates for list-windows. */
#define LIST_WINDOWS_TEMPLATE \
"#{window_index}: #{window_name}#{window_flags} " \
"(#{window_panes} panes) " \
"[#{window_width}x#{window_height}] " \
"[layout #{window_layout}] #{window_id}" \
"#{?window_active, (active),}";
#define LIST_WINDOWS_WITH_SESSION_TEMPLATE \
"#{session_name}: " \
"#{window_index}: #{window_name}#{window_flags} " \
"(#{window_panes} panes) " \
"[#{window_width}x#{window_height}] "
/* Default templates for break-pane, new-window and split-window. */
#define BREAK_PANE_TEMPLATE "#{session_name}:#{window_index}.#{pane_index}"
#define NEW_SESSION_TEMPLATE "#{session_name}:"
#define NEW_WINDOW_TEMPLATE BREAK_PANE_TEMPLATE
#define SPLIT_WINDOW_TEMPLATE BREAK_PANE_TEMPLATE
/* Bell option values. */
#define BELL_NONE 0
#define BELL_ANY 1
#define BELL_CURRENT 2
/* Special key codes. */
#define KEYC_NONE 0xfff
#define KEYC_BASE 0x1000
/* Key modifier bits. */
#define KEYC_ESCAPE 0x2000
#define KEYC_CTRL 0x4000
#define KEYC_SHIFT 0x8000
#define KEYC_PREFIX 0x10000
/* Mask to obtain key w/o modifiers. */
#define KEYC_MASK_MOD (KEYC_ESCAPE|KEYC_CTRL|KEYC_SHIFT|KEYC_PREFIX)
#define KEYC_MASK_KEY (~KEYC_MASK_MOD)
/* Other key codes. */
enum key_code {
/* Mouse key. */
KEYC_MOUSE = KEYC_BASE,
/* Backspace key. */
KEYC_BSPACE,
/* Function keys. */
KEYC_F1,
KEYC_F2,
KEYC_F3,
KEYC_F4,
KEYC_F5,
KEYC_F6,
KEYC_F7,
KEYC_F8,
KEYC_F9,
KEYC_F10,
KEYC_F11,
KEYC_F12,
KEYC_F13,
KEYC_F14,
KEYC_F15,
KEYC_F16,
KEYC_F17,
KEYC_F18,
KEYC_F19,
KEYC_F20,
KEYC_IC,
KEYC_DC,
KEYC_HOME,
KEYC_END,
KEYC_NPAGE,
KEYC_PPAGE,
KEYC_BTAB,
/* Arrow keys. */
KEYC_UP,
KEYC_DOWN,
KEYC_LEFT,
KEYC_RIGHT,
/* Numeric keypad. */
KEYC_KP_SLASH,
KEYC_KP_STAR,
KEYC_KP_MINUS,
KEYC_KP_SEVEN,
KEYC_KP_EIGHT,
KEYC_KP_NINE,
KEYC_KP_PLUS,
KEYC_KP_FOUR,
KEYC_KP_FIVE,
KEYC_KP_SIX,
KEYC_KP_ONE,
KEYC_KP_TWO,
KEYC_KP_THREE,
KEYC_KP_ENTER,
KEYC_KP_ZERO,
KEYC_KP_PERIOD,
KEYC_FOCUS_IN,
KEYC_FOCUS_OUT,
};
/* Termcap codes. */
enum tty_code_code {
TTYC_AX = 0,
TTYC_ACSC, /* acs_chars, ac */
TTYC_BEL, /* bell, bl */
TTYC_BLINK, /* enter_blink_mode, mb */
TTYC_BOLD, /* enter_bold_mode, md */
TTYC_CC, /* set colour cursor, Cc */
TTYC_CIVIS, /* cursor_invisible, vi */
TTYC_CLEAR, /* clear_screen, cl */
TTYC_CNORM, /* cursor_normal, ve */
TTYC_COLORS, /* max_colors, Co */
TTYC_CR, /* restore cursor colour, Cr */
TTYC_CS1, /* set cursor style, Cs */
TTYC_CSR, /* change_scroll_region, cs */
TTYC_CSR1, /* reset cursor style, Csr */
TTYC_CUB, /* parm_left_cursor, LE */
TTYC_CUB1, /* cursor_left, le */
TTYC_CUD, /* parm_down_cursor, DO */
TTYC_CUD1, /* cursor_down, do */
TTYC_CUF, /* parm_right_cursor, RI */
TTYC_CUF1, /* cursor_right, nd */
TTYC_CUP, /* cursor_address, cm */
TTYC_CUU, /* parm_up_cursor, UP */
TTYC_CUU1, /* cursor_up, up */
TTYC_DCH, /* parm_dch, DC */
TTYC_DCH1, /* delete_character, dc */
TTYC_DIM, /* enter_dim_mode, mh */
TTYC_DL, /* parm_delete_line, DL */
TTYC_DL1, /* delete_line, dl */
TTYC_E3,
TTYC_ECH, /* erase_chars, ec */
TTYC_EL, /* clr_eol, ce */
TTYC_EL1, /* clr_bol, cb */
TTYC_ENACS, /* ena_acs, eA */
TTYC_FSL, /* from_status_line, fsl */
TTYC_HOME, /* cursor_home, ho */
TTYC_HPA, /* column_address, ch */
TTYC_ICH, /* parm_ich, IC */
TTYC_ICH1, /* insert_character, ic */
TTYC_IL, /* parm_insert_line, IL */
TTYC_IL1, /* insert_line, il */
TTYC_INVIS, /* enter_secure_mode, mk */
TTYC_IS1, /* init_1string, i1 */
TTYC_IS2, /* init_2string, i2 */
TTYC_IS3, /* init_3string, i3 */
TTYC_KCBT, /* key_btab, kB */
TTYC_KCUB1, /* key_left, kl */
TTYC_KCUD1, /* key_down, kd */
TTYC_KCUF1, /* key_right, kr */
TTYC_KCUU1, /* key_up, ku */
TTYC_KDC2,
TTYC_KDC3,
TTYC_KDC4,
TTYC_KDC5,
TTYC_KDC6,
TTYC_KDC7,
TTYC_KDCH1, /* key_dc, kD */
TTYC_KDN2,
TTYC_KDN3,
TTYC_KDN4,
TTYC_KDN5,
TTYC_KDN6,
TTYC_KDN7,
TTYC_KEND, /* key_end, ke */
TTYC_KEND2,
TTYC_KEND3,
TTYC_KEND4,
TTYC_KEND5,
TTYC_KEND6,
TTYC_KEND7,
TTYC_KF1, /* key_f1, k1 */
TTYC_KF10, /* key_f10, k; */
TTYC_KF11, /* key_f11, F1 */
TTYC_KF12, /* key_f12, F2 */
TTYC_KF13, /* key_f13, F3 */
TTYC_KF14, /* key_f14, F4 */
TTYC_KF15, /* key_f15, F5 */
TTYC_KF16, /* key_f16, F6 */
TTYC_KF17, /* key_f17, F7 */
TTYC_KF18, /* key_f18, F8 */
TTYC_KF19, /* key_f19, F9 */
TTYC_KF2, /* key_f2, k2 */
TTYC_KF20, /* key_f20, F10 */
TTYC_KF3, /* key_f3, k3 */
TTYC_KF4, /* key_f4, k4 */
TTYC_KF5, /* key_f5, k5 */
TTYC_KF6, /* key_f6, k6 */
TTYC_KF7, /* key_f7, k7 */
TTYC_KF8, /* key_f8, k8 */
TTYC_KF9, /* key_f9, k9 */
TTYC_KHOM2,
TTYC_KHOM3,
TTYC_KHOM4,
TTYC_KHOM5,
TTYC_KHOM6,
TTYC_KHOM7,
TTYC_KHOME, /* key_home, kh */
TTYC_KIC2,
TTYC_KIC3,
TTYC_KIC4,
TTYC_KIC5,
TTYC_KIC6,
TTYC_KIC7,
TTYC_KICH1, /* key_ic, kI */
TTYC_KLFT2,
TTYC_KLFT3,
TTYC_KLFT4,
TTYC_KLFT5,
TTYC_KLFT6,
TTYC_KLFT7,
TTYC_KMOUS, /* key_mouse, Km */
TTYC_KNP, /* key_npage, kN */
TTYC_KNXT2,
TTYC_KNXT3,
TTYC_KNXT4,
TTYC_KNXT5,
TTYC_KNXT6,
TTYC_KNXT7,
TTYC_KPP, /* key_ppage, kP */
TTYC_KPRV2,
TTYC_KPRV3,
TTYC_KPRV4,
TTYC_KPRV5,
TTYC_KPRV6,
TTYC_KPRV7,
TTYC_KRIT2,
TTYC_KRIT3,
TTYC_KRIT4,
TTYC_KRIT5,
TTYC_KRIT6,
TTYC_KRIT7,
TTYC_KUP2,
TTYC_KUP3,
TTYC_KUP4,
TTYC_KUP5,
TTYC_KUP6,
TTYC_KUP7,
TTYC_MS, /* modify xterm(1) selection */
TTYC_OP, /* orig_pair, op */
TTYC_REV, /* enter_reverse_mode, mr */
TTYC_RI, /* scroll_reverse, sr */
TTYC_RMACS, /* exit_alt_charset_mode */
TTYC_RMCUP, /* exit_ca_mode, te */
TTYC_RMKX, /* keypad_local, ke */
TTYC_SETAB, /* set_a_background, AB */
TTYC_SETAF, /* set_a_foreground, AF */
TTYC_SGR0, /* exit_attribute_mode, me */
TTYC_SITM, /* enter_italics_mode, it */
TTYC_SMACS, /* enter_alt_charset_mode, as */
TTYC_SMCUP, /* enter_ca_mode, ti */
TTYC_SMKX, /* keypad_xmit, ks */
TTYC_SMSO, /* enter_standout_mode, so */
TTYC_SMUL, /* enter_underline_mode, us */
TTYC_TSL, /* to_status_line, tsl */
TTYC_VPA, /* row_address, cv */
TTYC_XENL, /* eat_newline_glitch, xn */
TTYC_XT, /* xterm(1)-compatible title, XT */
};
#define NTTYCODE (TTYC_XT + 1)
/* Termcap types. */
enum tty_code_type {
TTYCODE_NONE = 0,
TTYCODE_STRING,
TTYCODE_NUMBER,
TTYCODE_FLAG,
};
/* Termcap code. */
struct tty_code {
enum tty_code_type type;
union {
char *string;
int number;
int flag;
} value;
};
/* Entry in terminal code table. */
struct tty_term_code_entry {
enum tty_code_code code;
enum tty_code_type type;
const char *name;
};
/* List of error causes. */
ARRAY_DECL(causelist, char *);
/* Message codes. */
enum msgtype {
MSG_COMMAND,
MSG_DETACH,
MSG_ERROR,
MSG_EXIT,
MSG_EXITED,
MSG_EXITING,
MSG_IDENTIFY,
MSG_STDIN,
MSG_READY,
MSG_RESIZE,
MSG_SHUTDOWN,
MSG_SUSPEND,
MSG_VERSION,
MSG_WAKEUP,
MSG_ENVIRON,
MSG_UNLOCK,
MSG_LOCK,
MSG_SHELL,
MSG_STDERR,
MSG_STDOUT,
MSG_DETACHKILL
};
/*
* Message data.
*
* Don't forget to bump PROTOCOL_VERSION if any of these change!
*/
struct msg_command_data {
pid_t pid; /* from $TMUX or -1 */
int session_id; /* from $TMUX or -1 */
int argc;
char argv[COMMAND_LENGTH];
};
struct msg_identify_data {
char cwd[MAXPATHLEN];
char term[TERMINAL_LENGTH];
#define IDENTIFY_UTF8 0x1
#define IDENTIFY_256COLOURS 0x2
#define IDENTIFY_88COLOURS 0x4
#define IDENTIFY_CONTROL 0x8
#define IDENTIFY_TERMIOS 0x10
int flags;
};
struct msg_lock_data {
char cmd[COMMAND_LENGTH];
};
struct msg_environ_data {
char var[ENVIRON_LENGTH];
};
struct msg_shell_data {
char shell[MAXPATHLEN];
};
struct msg_exit_data {
int retcode;
};
struct msg_stdin_data {
ssize_t size;
char data[BUFSIZ];
};
struct msg_stdout_data {
ssize_t size;
char data[BUFSIZ];
};
struct msg_stderr_data {
ssize_t size;
char data[BUFSIZ];
};
/* Mode key commands. */
enum mode_key_cmd {
MODEKEY_NONE,
MODEKEY_OTHER,
/* Editing keys. */
MODEKEYEDIT_BACKSPACE,
MODEKEYEDIT_CANCEL,
MODEKEYEDIT_COMPLETE,
MODEKEYEDIT_CURSORLEFT,
MODEKEYEDIT_CURSORRIGHT,
MODEKEYEDIT_DELETE,
MODEKEYEDIT_DELETELINE,
MODEKEYEDIT_DELETETOENDOFLINE,
MODEKEYEDIT_DELETEWORD,
MODEKEYEDIT_ENDOFLINE,
MODEKEYEDIT_ENTER,
MODEKEYEDIT_HISTORYDOWN,
MODEKEYEDIT_HISTORYUP,
MODEKEYEDIT_NEXTSPACE,
MODEKEYEDIT_NEXTSPACEEND,
MODEKEYEDIT_NEXTWORD,
MODEKEYEDIT_NEXTWORDEND,
MODEKEYEDIT_PASTE,
MODEKEYEDIT_PREVIOUSSPACE,
MODEKEYEDIT_PREVIOUSWORD,
MODEKEYEDIT_STARTOFLINE,
MODEKEYEDIT_SWITCHMODE,
MODEKEYEDIT_SWITCHMODEAPPEND,
MODEKEYEDIT_SWITCHMODEAPPENDLINE,
MODEKEYEDIT_SWITCHMODEBEGINLINE,
MODEKEYEDIT_TRANSPOSECHARS,
/* Menu (choice) keys. */
MODEKEYCHOICE_BACKSPACE,
MODEKEYCHOICE_CANCEL,
MODEKEYCHOICE_CHOOSE,
MODEKEYCHOICE_DOWN,
MODEKEYCHOICE_PAGEDOWN,
MODEKEYCHOICE_PAGEUP,
MODEKEYCHOICE_SCROLLDOWN,
MODEKEYCHOICE_SCROLLUP,
MODEKEYCHOICE_STARTNUMBERPREFIX,
MODEKEYCHOICE_TREE_COLLAPSE,
MODEKEYCHOICE_TREE_COLLAPSE_ALL,
MODEKEYCHOICE_TREE_EXPAND,
MODEKEYCHOICE_TREE_EXPAND_ALL,
MODEKEYCHOICE_TREE_TOGGLE,
MODEKEYCHOICE_UP,
/* Copy keys. */
MODEKEYCOPY_BACKTOINDENTATION,
MODEKEYCOPY_BOTTOMLINE,
MODEKEYCOPY_CANCEL,
MODEKEYCOPY_CLEARSELECTION,
MODEKEYCOPY_COPYPIPE,
MODEKEYCOPY_COPYLINE,
MODEKEYCOPY_COPYENDOFLINE,
MODEKEYCOPY_COPYSELECTION,
MODEKEYCOPY_DOWN,
MODEKEYCOPY_ENDOFLINE,
MODEKEYCOPY_GOTOLINE,
MODEKEYCOPY_HALFPAGEDOWN,
MODEKEYCOPY_HALFPAGEUP,
MODEKEYCOPY_HISTORYBOTTOM,
MODEKEYCOPY_HISTORYTOP,
MODEKEYCOPY_JUMP,
MODEKEYCOPY_JUMPAGAIN,
MODEKEYCOPY_JUMPREVERSE,
MODEKEYCOPY_JUMPBACK,
MODEKEYCOPY_JUMPTO,
MODEKEYCOPY_JUMPTOBACK,
MODEKEYCOPY_LEFT,
MODEKEYCOPY_MIDDLELINE,
MODEKEYCOPY_NEXTPAGE,
MODEKEYCOPY_NEXTSPACE,
MODEKEYCOPY_NEXTSPACEEND,
MODEKEYCOPY_NEXTWORD,
MODEKEYCOPY_NEXTWORDEND,
MODEKEYCOPY_PREVIOUSPAGE,
MODEKEYCOPY_PREVIOUSSPACE,
MODEKEYCOPY_PREVIOUSWORD,
MODEKEYCOPY_RECTANGLETOGGLE,
MODEKEYCOPY_RIGHT,
MODEKEYCOPY_SCROLLDOWN,
MODEKEYCOPY_SCROLLUP,
MODEKEYCOPY_SEARCHAGAIN,
MODEKEYCOPY_SEARCHDOWN,
MODEKEYCOPY_SEARCHREVERSE,
MODEKEYCOPY_SEARCHUP,
MODEKEYCOPY_SELECTLINE,
MODEKEYCOPY_STARTNUMBERPREFIX,
MODEKEYCOPY_STARTOFLINE,
MODEKEYCOPY_STARTSELECTION,
MODEKEYCOPY_TOPLINE,
MODEKEYCOPY_UP,
};
/* Entry in the default mode key tables. */
struct mode_key_entry {
int key;
/*
* Editing mode for vi: 0 is edit mode, keys not in the table are
* returned as MODEKEY_OTHER; 1 is command mode, keys not in the table
* are returned as MODEKEY_NONE. This is also matched on, allowing some
* keys to be bound in edit mode.
*/
int mode;
enum mode_key_cmd cmd;
};
/* Data required while mode keys are in use. */
struct mode_key_data {
struct mode_key_tree *tree;
int mode;
};
#define MODEKEY_EMACS 0
#define MODEKEY_VI 1
/* Binding between a key and a command. */
struct mode_key_binding {
int key;
int mode;
enum mode_key_cmd cmd;
const char *arg;
RB_ENTRY(mode_key_binding) entry;
};
RB_HEAD(mode_key_tree, mode_key_binding);
/* Command to string mapping. */
struct mode_key_cmdstr {
enum mode_key_cmd cmd;
const char *name;
};
/* Named mode key table description. */
struct mode_key_table {
const char *name;
const struct mode_key_cmdstr *cmdstr;
struct mode_key_tree *tree;
const struct mode_key_entry *table; /* default entries */
};
/* Modes. */
#define MODE_CURSOR 0x1
#define MODE_INSERT 0x2
#define MODE_KCURSOR 0x4
#define MODE_KKEYPAD 0x8 /* set = application, clear = number */
#define MODE_WRAP 0x10 /* whether lines wrap */
#define MODE_MOUSE_STANDARD 0x20
#define MODE_MOUSE_BUTTON 0x40
#define MODE_MOUSE_ANY 0x80
#define MODE_MOUSE_UTF8 0x100
#define MODE_MOUSE_SGR 0x200
#define MODE_BRACKETPASTE 0x400
#define MODE_FOCUSON 0x800
#define ALL_MOUSE_MODES (MODE_MOUSE_STANDARD|MODE_MOUSE_BUTTON|MODE_MOUSE_ANY)
/* A single UTF-8 character. */
struct utf8_data {
u_char data[UTF8_SIZE];
size_t have;
size_t size;
u_int width;
};
/* Grid output. */
#if defined(DEBUG) && \
((defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L) || \
(defined(__GNUC__) && __GNUC__ >= 3))
#define GRID_DEBUG(gd, fmt, ...) log_debug2("%s: (sx=%u, sy=%u, hsize=%u) " \
fmt, __func__, (gd)->sx, (gd)->sy, (gd)->hsize, ## __VA_ARGS__)
#else
#define GRID_DEBUG(...)
#endif
/* Grid attributes. */
#define GRID_ATTR_BRIGHT 0x1
#define GRID_ATTR_DIM 0x2
#define GRID_ATTR_UNDERSCORE 0x4
#define GRID_ATTR_BLINK 0x8
#define GRID_ATTR_REVERSE 0x10
#define GRID_ATTR_HIDDEN 0x20
#define GRID_ATTR_ITALICS 0x40
#define GRID_ATTR_CHARSET 0x80 /* alternative character set */
/* Grid flags. */
#define GRID_FLAG_FG256 0x1
#define GRID_FLAG_BG256 0x2
#define GRID_FLAG_PADDING 0x4
/* Grid line flags. */
#define GRID_LINE_WRAPPED 0x1
/* Grid cell data. */
struct grid_cell {
u_char attr;
u_char flags;
u_char fg;
u_char bg;
u_char xstate; /* top 4 bits width, bottom 4 bits size */
u_char xdata[UTF8_SIZE];
} __packed;
/* Grid line. */
struct grid_line {
u_int cellsize;
struct grid_cell *celldata;
int flags;
} __packed;
/* Entire grid of cells. */
struct grid {
int flags;
#define GRID_HISTORY 0x1 /* scroll lines into history */
u_int sx;
u_int sy;
u_int hsize;
u_int hlimit;
struct grid_line *linedata;
};
/* Option data structures. */
struct options_entry {
char *name;
enum {
OPTIONS_STRING,
OPTIONS_NUMBER,
OPTIONS_DATA,
} type;
char *str;
long long num;
RB_ENTRY(options_entry) entry;
};
struct options {
RB_HEAD(options_tree, options_entry) tree;
struct options *parent;
};
/* Scheduled job. */
struct job {
char *cmd;
pid_t pid;
int status;
int fd;
struct bufferevent *event;
void (*callbackfn)(struct job *);
void (*freefn)(void *);
void *data;
LIST_ENTRY(job) lentry;
};
LIST_HEAD(joblist, job);
/* Screen selection. */
struct screen_sel {
int flag;
int rectflag;
u_int sx;
u_int sy;
u_int ex;
u_int ey;
struct grid_cell cell;
};
/* Virtual screen. */
struct screen {
char *title;
struct grid *grid; /* grid data */
u_int cx; /* cursor x */
u_int cy; /* cursor y */
u_int cstyle; /* cursor style */
char *ccolour; /* cursor colour string */
u_int rupper; /* scroll region top */
u_int rlower; /* scroll region bottom */
int mode;
bitstr_t *tabs;
struct screen_sel sel;
};
/* Screen write context. */
struct screen_write_ctx {
struct window_pane *wp;
struct screen *s;
};
/* Screen size. */
#define screen_size_x(s) ((s)->grid->sx)
#define screen_size_y(s) ((s)->grid->sy)
#define screen_hsize(s) ((s)->grid->hsize)
#define screen_hlimit(s) ((s)->grid->hlimit)
/* Input parser context. */
struct input_ctx {
struct window_pane *wp;
struct screen_write_ctx ctx;
struct grid_cell cell;
struct grid_cell old_cell;
u_int old_cx;
u_int old_cy;
u_char interm_buf[4];
size_t interm_len;
u_char param_buf[64];
size_t param_len;
u_char input_buf[256];
size_t input_len;
int param_list[24]; /* -1 not present */
u_int param_list_len;
struct utf8_data utf8data;
int ch;
int flags;
#define INPUT_DISCARD 0x1
const struct input_state *state;
/*
* All input received since we were last in the ground state. Sent to
* control clients on connection.
*/
struct evbuffer *since_ground;
};
/*
* Window mode. Windows can be in several modes and this is used to call the
* right function to handle input and output.
*/
struct session;
struct window;
struct mouse_event;
struct window_mode {
struct screen *(*init)(struct window_pane *);
void (*free)(struct window_pane *);
void (*resize)(struct window_pane *, u_int, u_int);
void (*key)(struct window_pane *, struct session *, int);
void (*mouse)(struct window_pane *,
struct session *, struct mouse_event *);
void (*timer)(struct window_pane *);
};
/* Structures for choose mode. */
struct window_choose_data {
struct client *start_client;
struct session *start_session;
u_int idx;
int type;
#define TREE_OTHER 0x0
#define TREE_WINDOW 0x1
#define TREE_SESSION 0x2
struct session *tree_session; /* session of items in tree */
struct winlink *wl;
int pane_id;
char *ft_template;
struct format_tree *ft;
char *command;
};
struct window_choose_mode_item {
struct window_choose_data *wcd;
char *name;
int pos;
int state;
#define TREE_EXPANDED 0x1
};
/* Child window structure. */
struct window_pane {
u_int id;
struct window *window;
struct layout_cell *layout_cell;
struct layout_cell *saved_layout_cell;
u_int sx;
u_int sy;
u_int xoff;
u_int yoff;
int flags;
#define PANE_REDRAW 0x1
#define PANE_DROP 0x2
#define PANE_FOCUSED 0x4
#define PANE_RESIZE 0x8
char *cmd;
char *shell;
char *cwd;
pid_t pid;
char tty[TTY_NAME_MAX];
u_int changes;
struct event changes_timer;
u_int changes_redraw;
int fd;
struct bufferevent *event;
struct input_ctx ictx;
int pipe_fd;
struct bufferevent *pipe_event;
size_t pipe_off;
size_t tmate_off;
struct screen *screen;
struct screen base;
/* Saved in alternative screen mode. */
u_int saved_cx;
u_int saved_cy;
struct grid *saved_grid;
struct grid_cell saved_cell;
const struct window_mode *mode;
void *modedata;
TAILQ_ENTRY(window_pane) entry;
RB_ENTRY(window_pane) tree_entry;
};
TAILQ_HEAD(window_panes, window_pane);
RB_HEAD(window_pane_tree, window_pane);
/* Window structure. */
struct window {
u_int id;
char *name;
struct event name_timer;
struct timeval silence_timer;
struct window_pane *active;
struct window_pane *last;
struct window_panes panes;
int lastlayout;
struct layout_cell *layout_root;
struct layout_cell *saved_layout_root;
u_int sx;