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+/* $OpenBSD$ */
+
+/*
+ * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
+ *
+ * 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
+
+#include <sys/time.h>
+#include <sys/uio.h>
+
+#include <limits.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <termios.h>
+
+#ifdef HAVE_UTEMPTER
+#include <utempter.h>
+#endif
+
+#include "compat.h"
+#include "tmux-protocol.h"
+#include "xmalloc.h"
+
+extern char **environ;
+
+struct args;
+struct args_command_state;
+struct client;
+struct cmd;
+struct cmd_find_state;
+struct cmdq_item;
+struct cmdq_list;
+struct cmdq_state;
+struct cmds;
+struct control_state;
+struct environ;
+struct format_job_tree;
+struct format_tree;
+struct input_ctx;
+struct job;
+struct menu_data;
+struct mode_tree_data;
+struct mouse_event;
+struct options;
+struct options_array_item;
+struct options_entry;
+struct screen_write_citem;
+struct screen_write_cline;
+struct screen_write_ctx;
+struct session;
+struct tty_ctx;
+struct tty_code;
+struct tty_key;
+struct tmuxpeer;
+struct tmuxproc;
+struct winlink;
+
+/* Default configuration files and socket paths. */
+#ifndef TMUX_CONF
+#define TMUX_CONF "/etc/tmux.conf:~/.tmux.conf"
+#endif
+#ifndef TMUX_SOCK
+#define TMUX_SOCK "$TMUX_TMPDIR:" _PATH_TMP
+#endif
+#ifndef TMUX_TERM
+#define TMUX_TERM "screen"
+#endif
+
+/* Minimum layout cell size, NOT including border lines. */
+#define PANE_MINIMUM 1
+
+/* Minimum and maximum window size. */
+#define WINDOW_MINIMUM PANE_MINIMUM
+#define WINDOW_MAXIMUM 10000
+
+/* Automatic name refresh interval, in microseconds. Must be < 1 second. */
+#define NAME_INTERVAL 500000
+
+/* Default pixel cell sizes. */
+#define DEFAULT_XPIXEL 16
+#define DEFAULT_YPIXEL 32
+
+/* Attribute to make GCC check printf-like arguments. */
+#define printflike(a, b) __attribute__ ((format (printf, a, b)))
+
+/* Number of items in array. */
+#ifndef nitems
+#define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
+#endif
+
+/* Alert option values. */
+#define ALERT_NONE 0
+#define ALERT_ANY 1
+#define ALERT_CURRENT 2
+#define ALERT_OTHER 3
+
+/* Visual option values. */
+#define VISUAL_OFF 0
+#define VISUAL_ON 1
+#define VISUAL_BOTH 2
+
+/* No key or unknown key. */
+#define KEYC_NONE 0x000ff000000000ULL
+#define KEYC_UNKNOWN 0x000fe000000000ULL
+
+/*
+ * Base for special (that is, not Unicode) keys. An enum must be at most a
+ * signed int, so these are based in the highest Unicode PUA.
+ */
+#define KEYC_BASE 0x0000000010e000ULL
+#define KEYC_USER 0x0000000010f000ULL
+
+/* Key modifier bits. */
+#define KEYC_META 0x00100000000000ULL
+#define KEYC_CTRL 0x00200000000000ULL
+#define KEYC_SHIFT 0x00400000000000ULL
+
+/* Key flag bits. */
+#define KEYC_LITERAL 0x01000000000000ULL
+#define KEYC_KEYPAD 0x02000000000000ULL
+#define KEYC_CURSOR 0x04000000000000ULL
+#define KEYC_IMPLIED_META 0x08000000000000ULL
+#define KEYC_BUILD_MODIFIERS 0x10000000000000ULL
+#define KEYC_VI 0x20000000000000ULL
+
+/* Masks for key bits. */
+#define KEYC_MASK_MODIFIERS 0x00f00000000000ULL
+#define KEYC_MASK_FLAGS 0xff000000000000ULL
+#define KEYC_MASK_KEY 0x000fffffffffffULL
+
+/* Available user keys. */
+#define KEYC_NUSER 1000
+
+/* Is this a mouse key? */
+#define KEYC_IS_MOUSE(key) \
+ (((key) & KEYC_MASK_KEY) >= KEYC_MOUSE && \
+ ((key) & KEYC_MASK_KEY) < KEYC_BSPACE)
+
+/* Is this a Unicode key? */
+#define KEYC_IS_UNICODE(key) \
+ (((key) & KEYC_MASK_KEY) > 0x7f && \
+ (((key) & KEYC_MASK_KEY) < KEYC_BASE || \
+ ((key) & KEYC_MASK_KEY) >= KEYC_BASE_END))
+
+/* Multiple click timeout. */
+#define KEYC_CLICK_TIMEOUT 300
+
+/* Mouse key codes. */
+#define KEYC_MOUSE_KEY(name) \
+ KEYC_ ## name ## _PANE, \
+ KEYC_ ## name ## _STATUS, \
+ KEYC_ ## name ## _STATUS_LEFT, \
+ KEYC_ ## name ## _STATUS_RIGHT, \
+ KEYC_ ## name ## _STATUS_DEFAULT, \
+ KEYC_ ## name ## _BORDER
+#define KEYC_MOUSE_STRING(name, s) \
+ { #s "Pane", KEYC_ ## name ## _PANE }, \
+ { #s "Status", KEYC_ ## name ## _STATUS }, \
+ { #s "StatusLeft", KEYC_ ## name ## _STATUS_LEFT }, \
+ { #s "StatusRight", KEYC_ ## name ## _STATUS_RIGHT }, \
+ { #s "StatusDefault", KEYC_ ## name ## _STATUS_DEFAULT }, \
+ { #s "Border", KEYC_ ## name ## _BORDER }
+
+/*
+ * A single key. This can be ASCII or Unicode or one of the keys between
+ * KEYC_BASE and KEYC_BASE_END.
+ */
+typedef unsigned long long key_code;
+
+/* Special key codes. */
+enum {
+ /* Focus events. */
+ KEYC_FOCUS_IN = KEYC_BASE,
+ KEYC_FOCUS_OUT,
+
+ /* "Any" key, used if not found in key table. */
+ KEYC_ANY,
+
+ /* Paste brackets. */
+ KEYC_PASTE_START,
+ KEYC_PASTE_END,
+
+ /* Mouse keys. */
+ KEYC_MOUSE, /* unclassified mouse event */
+ KEYC_DRAGGING, /* dragging in progress */
+ KEYC_DOUBLECLICK, /* double click complete */
+ KEYC_MOUSE_KEY(MOUSEMOVE),
+ KEYC_MOUSE_KEY(MOUSEDOWN1),
+ KEYC_MOUSE_KEY(MOUSEDOWN2),
+ KEYC_MOUSE_KEY(MOUSEDOWN3),
+ KEYC_MOUSE_KEY(MOUSEDOWN6),
+ KEYC_MOUSE_KEY(MOUSEDOWN7),
+ KEYC_MOUSE_KEY(MOUSEDOWN8),
+ KEYC_MOUSE_KEY(MOUSEDOWN9),
+ KEYC_MOUSE_KEY(MOUSEDOWN10),
+ KEYC_MOUSE_KEY(MOUSEDOWN11),
+ KEYC_MOUSE_KEY(MOUSEUP1),
+ KEYC_MOUSE_KEY(MOUSEUP2),
+ KEYC_MOUSE_KEY(MOUSEUP3),
+ KEYC_MOUSE_KEY(MOUSEUP6),
+ KEYC_MOUSE_KEY(MOUSEUP7),
+ KEYC_MOUSE_KEY(MOUSEUP8),
+ KEYC_MOUSE_KEY(MOUSEUP9),
+ KEYC_MOUSE_KEY(MOUSEUP10),
+ KEYC_MOUSE_KEY(MOUSEUP11),
+ KEYC_MOUSE_KEY(MOUSEDRAG1),
+ KEYC_MOUSE_KEY(MOUSEDRAG2),
+ KEYC_MOUSE_KEY(MOUSEDRAG3),
+ KEYC_MOUSE_KEY(MOUSEDRAG6),
+ KEYC_MOUSE_KEY(MOUSEDRAG7),
+ KEYC_MOUSE_KEY(MOUSEDRAG8),
+ KEYC_MOUSE_KEY(MOUSEDRAG9),
+ KEYC_MOUSE_KEY(MOUSEDRAG10),
+ KEYC_MOUSE_KEY(MOUSEDRAG11),
+ KEYC_MOUSE_KEY(MOUSEDRAGEND1),
+ KEYC_MOUSE_KEY(MOUSEDRAGEND2),
+ KEYC_MOUSE_KEY(MOUSEDRAGEND3),
+ KEYC_MOUSE_KEY(MOUSEDRAGEND6),
+ KEYC_MOUSE_KEY(MOUSEDRAGEND7),
+ KEYC_MOUSE_KEY(MOUSEDRAGEND8),
+ KEYC_MOUSE_KEY(MOUSEDRAGEND9),
+ KEYC_MOUSE_KEY(MOUSEDRAGEND10),
+ KEYC_MOUSE_KEY(MOUSEDRAGEND11),
+ KEYC_MOUSE_KEY(WHEELUP),
+ KEYC_MOUSE_KEY(WHEELDOWN),
+ KEYC_MOUSE_KEY(SECONDCLICK1),
+ KEYC_MOUSE_KEY(SECONDCLICK2),
+ KEYC_MOUSE_KEY(SECONDCLICK3),
+ KEYC_MOUSE_KEY(SECONDCLICK6),
+ KEYC_MOUSE_KEY(SECONDCLICK7),
+ KEYC_MOUSE_KEY(SECONDCLICK8),
+ KEYC_MOUSE_KEY(SECONDCLICK9),
+ KEYC_MOUSE_KEY(SECONDCLICK10),
+ KEYC_MOUSE_KEY(SECONDCLICK11),
+ KEYC_MOUSE_KEY(DOUBLECLICK1),
+ KEYC_MOUSE_KEY(DOUBLECLICK2),
+ KEYC_MOUSE_KEY(DOUBLECLICK3),
+ KEYC_MOUSE_KEY(DOUBLECLICK6),
+ KEYC_MOUSE_KEY(DOUBLECLICK7),
+ KEYC_MOUSE_KEY(DOUBLECLICK8),
+ KEYC_MOUSE_KEY(DOUBLECLICK9),
+ KEYC_MOUSE_KEY(DOUBLECLICK10),
+ KEYC_MOUSE_KEY(DOUBLECLICK11),
+ KEYC_MOUSE_KEY(TRIPLECLICK1),
+ KEYC_MOUSE_KEY(TRIPLECLICK2),
+ KEYC_MOUSE_KEY(TRIPLECLICK3),
+ KEYC_MOUSE_KEY(TRIPLECLICK6),
+ KEYC_MOUSE_KEY(TRIPLECLICK7),
+ KEYC_MOUSE_KEY(TRIPLECLICK8),
+ KEYC_MOUSE_KEY(TRIPLECLICK9),
+ KEYC_MOUSE_KEY(TRIPLECLICK10),
+ KEYC_MOUSE_KEY(TRIPLECLICK11),
+
+ /* 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_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,
+
+ /* End of special keys. */
+ KEYC_BASE_END
+};
+
+/* Termcap codes. */
+enum tty_code_code {
+ TTYC_ACSC,
+ TTYC_AM,
+ TTYC_AX,
+ TTYC_BCE,
+ TTYC_BEL,
+ TTYC_BIDI,
+ TTYC_BLINK,
+ TTYC_BOLD,
+ TTYC_CIVIS,
+ TTYC_CLEAR,
+ TTYC_CLMG,
+ TTYC_CMG,
+ TTYC_CNORM,
+ TTYC_COLORS,
+ TTYC_CR,
+ TTYC_CS,
+ TTYC_CSR,
+ TTYC_CUB,
+ TTYC_CUB1,
+ TTYC_CUD,
+ TTYC_CUD1,
+ TTYC_CUF,
+ TTYC_CUF1,
+ TTYC_CUP,
+ TTYC_CUU,
+ TTYC_CUU1,
+ TTYC_CVVIS,
+ TTYC_DCH,
+ TTYC_DCH1,
+ TTYC_DIM,
+ TTYC_DL,
+ TTYC_DL1,
+ TTYC_DSBP,
+ TTYC_DSEKS,
+ TTYC_DSFCS,
+ TTYC_DSMG,
+ TTYC_E3,
+ TTYC_ECH,
+ TTYC_ED,
+ TTYC_EL,
+ TTYC_EL1,
+ TTYC_ENACS,
+ TTYC_ENBP,
+ TTYC_ENEKS,
+ TTYC_ENFCS,
+ TTYC_ENMG,
+ TTYC_FSL,
+ TTYC_HOME,
+ TTYC_HPA,
+ TTYC_ICH,
+ TTYC_ICH1,
+ TTYC_IL,
+ TTYC_IL1,
+ TTYC_INDN,
+ TTYC_INVIS,
+ TTYC_KCBT,
+ TTYC_KCUB1,
+ TTYC_KCUD1,
+ TTYC_KCUF1,
+ TTYC_KCUU1,
+ TTYC_KDC2,
+ TTYC_KDC3,
+ TTYC_KDC4,
+ TTYC_KDC5,
+ TTYC_KDC6,
+ TTYC_KDC7,
+ TTYC_KDCH1,
+ TTYC_KDN2,
+ TTYC_KDN3,
+ TTYC_KDN4,
+ TTYC_KDN5,
+ TTYC_KDN6,
+ TTYC_KDN7,
+ TTYC_KEND,
+ TTYC_KEND2,
+ TTYC_KEND3,
+ TTYC_KEND4,
+ TTYC_KEND5,
+ TTYC_KEND6,
+ TTYC_KEND7,
+ TTYC_KF1,
+ TTYC_KF10,
+ TTYC_KF11,
+ TTYC_KF12,
+ TTYC_KF13,
+ TTYC_KF14,
+ TTYC_KF15,
+ TTYC_KF16,
+ TTYC_KF17,
+ TTYC_KF18,
+ TTYC_KF19,
+ TTYC_KF2,
+ TTYC_KF20,
+ TTYC_KF21,
+ TTYC_KF22,
+ TTYC_KF23,
+ TTYC_KF24,
+ TTYC_KF25,
+ TTYC_KF26,
+ TTYC_KF27,
+ TTYC_KF28,
+ TTYC_KF29,
+ TTYC_KF3,
+ TTYC_KF30,
+ TTYC_KF31,
+ TTYC_KF32,
+ TTYC_KF33,
+ TTYC_KF34,
+ TTYC_KF35,
+ TTYC_KF36,
+ TTYC_KF37,
+ TTYC_KF38,
+ TTYC_KF39,
+ TTYC_KF4,
+ TTYC_KF40,
+ TTYC_KF41,
+ TTYC_KF42,
+ TTYC_KF43,
+ TTYC_KF44,
+ TTYC_KF45,
+ TTYC_KF46,
+ TTYC_KF47,
+ TTYC_KF48,
+ TTYC_KF49,
+ TTYC_KF5,
+ TTYC_KF50,
+ TTYC_KF51,
+ TTYC_KF52,
+ TTYC_KF53,
+ TTYC_KF54,
+ TTYC_KF55,
+ TTYC_KF56,
+ TTYC_KF57,
+ TTYC_KF58,
+ TTYC_KF59,
+ TTYC_KF6,
+ TTYC_KF60,
+ TTYC_KF61,
+ TTYC_KF62,
+ TTYC_KF63,
+ TTYC_KF7,
+ TTYC_KF8,
+ TTYC_KF9,
+ TTYC_KHOM2,
+ TTYC_KHOM3,
+ TTYC_KHOM4,
+ TTYC_KHOM5,
+ TTYC_KHOM6,
+ TTYC_KHOM7,
+ TTYC_KHOME,
+ TTYC_KIC2,
+ TTYC_KIC3,
+ TTYC_KIC4,
+ TTYC_KIC5,
+ TTYC_KIC6,
+ TTYC_KIC7,
+ TTYC_KICH1,
+ TTYC_KIND,
+ TTYC_KLFT2,
+ TTYC_KLFT3,
+ TTYC_KLFT4,
+ TTYC_KLFT5,
+ TTYC_KLFT6,
+ TTYC_KLFT7,
+ TTYC_KMOUS,
+ TTYC_KNP,
+ TTYC_KNXT2,
+ TTYC_KNXT3,
+ TTYC_KNXT4,
+ TTYC_KNXT5,
+ TTYC_KNXT6,
+ TTYC_KNXT7,
+ TTYC_KPP,
+ TTYC_KPRV2,
+ TTYC_KPRV3,
+ TTYC_KPRV4,
+ TTYC_KPRV5,
+ TTYC_KPRV6,
+ TTYC_KPRV7,
+ TTYC_KRI,
+ 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,
+ TTYC_OL,
+ TTYC_OP,
+ TTYC_RECT,
+ TTYC_REV,
+ TTYC_RGB,
+ TTYC_RI,
+ TTYC_RIN,
+ TTYC_RMACS,
+ TTYC_RMCUP,
+ TTYC_RMKX,
+ TTYC_SE,
+ TTYC_SETAB,
+ TTYC_SETAF,
+ TTYC_SETAL,
+ TTYC_SETRGBB,
+ TTYC_SETRGBF,
+ TTYC_SETULC,
+ TTYC_SGR0,
+ TTYC_SITM,
+ TTYC_SMACS,
+ TTYC_SMCUP,
+ TTYC_SMKX,
+ TTYC_SMOL,
+ TTYC_SMSO,
+ TTYC_SMUL,
+ TTYC_SMULX,
+ TTYC_SMXX,
+ TTYC_SS,
+ TTYC_SWD,
+ TTYC_SYNC,
+ TTYC_TC,
+ TTYC_TSL,
+ TTYC_U8,
+ TTYC_VPA,
+ TTYC_XT
+};
+
+/* Character classes. */
+#define WHITESPACE " "
+
+/* Mode keys. */
+#define MODEKEY_EMACS 0
+#define MODEKEY_VI 1
+
+/* Modes. */
+#define MODE_CURSOR 0x1
+#define MODE_INSERT 0x2
+#define MODE_KCURSOR 0x4
+#define MODE_KKEYPAD 0x8
+#define MODE_WRAP 0x10
+#define MODE_MOUSE_STANDARD 0x20
+#define MODE_MOUSE_BUTTON 0x40
+#define MODE_CURSOR_BLINKING 0x80
+#define MODE_MOUSE_UTF8 0x100
+#define MODE_MOUSE_SGR 0x200
+#define MODE_BRACKETPASTE 0x400
+#define MODE_FOCUSON 0x800
+#define MODE_MOUSE_ALL 0x1000
+#define MODE_ORIGIN 0x2000
+#define MODE_CRLF 0x4000
+#define MODE_KEXTENDED 0x8000
+#define MODE_CURSOR_VERY_VISIBLE 0x10000
+#define MODE_CURSOR_BLINKING_SET 0x20000
+
+#define ALL_MODES 0xffffff
+#define ALL_MOUSE_MODES (MODE_MOUSE_STANDARD|MODE_MOUSE_BUTTON|MODE_MOUSE_ALL)
+#define MOTION_MOUSE_MODES (MODE_MOUSE_BUTTON|MODE_MOUSE_ALL)
+#define CURSOR_MODES (MODE_CURSOR|MODE_CURSOR_BLINKING|MODE_CURSOR_VERY_VISIBLE)
+
+/* Mouse protocol constants. */
+#define MOUSE_PARAM_MAX 0xff
+#define MOUSE_PARAM_UTF8_MAX 0x7ff
+#define MOUSE_PARAM_BTN_OFF 0x20
+#define MOUSE_PARAM_POS_OFF 0x21
+
+/* A single UTF-8 character. */
+typedef u_int utf8_char;
+
+/*
+ * An expanded UTF-8 character. UTF8_SIZE must be big enough to hold combining
+ * characters as well. It can't be more than 32 bytes without changes to how
+ * characters are stored.
+ */
+#define UTF8_SIZE 21
+struct utf8_data {
+ u_char data[UTF8_SIZE];
+
+ u_char have;
+ u_char size;
+
+ u_char width; /* 0xff if invalid */
+};
+enum utf8_state {
+ UTF8_MORE,
+ UTF8_DONE,
+ UTF8_ERROR
+};
+
+/* Colour flags. */
+#define COLOUR_FLAG_256 0x01000000
+#define COLOUR_FLAG_RGB 0x02000000
+
+/* Special colours. */
+#define COLOUR_DEFAULT(c) ((c) == 8 || (c) == 9)
+
+/* Replacement palette. */
+struct colour_palette {
+ int fg;
+ int bg;
+
+ int *palette;
+ int *default_palette;
+};
+
+/* Grid attributes. Anything above 0xff is stored in an extended cell. */
+#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 */
+#define GRID_ATTR_STRIKETHROUGH 0x100
+#define GRID_ATTR_UNDERSCORE_2 0x200
+#define GRID_ATTR_UNDERSCORE_3 0x400
+#define GRID_ATTR_UNDERSCORE_4 0x800
+#define GRID_ATTR_UNDERSCORE_5 0x1000
+#define GRID_ATTR_OVERLINE 0x2000
+
+/* All underscore attributes. */
+#define GRID_ATTR_ALL_UNDERSCORE \
+ (GRID_ATTR_UNDERSCORE| \
+ GRID_ATTR_UNDERSCORE_2| \
+ GRID_ATTR_UNDERSCORE_3| \
+ GRID_ATTR_UNDERSCORE_4| \
+ GRID_ATTR_UNDERSCORE_5)
+
+/* Grid flags. */
+#define GRID_FLAG_FG256 0x1
+#define GRID_FLAG_BG256 0x2
+#define GRID_FLAG_PADDING 0x4
+#define GRID_FLAG_EXTENDED 0x8
+#define GRID_FLAG_SELECTED 0x10
+#define GRID_FLAG_NOPALETTE 0x20
+#define GRID_FLAG_CLEARED 0x40
+
+/* Grid line flags. */
+#define GRID_LINE_WRAPPED 0x1
+#define GRID_LINE_EXTENDED 0x2
+#define GRID_LINE_DEAD 0x4
+
+#define CELL_INSIDE 0
+#define CELL_TOPBOTTOM 1
+#define CELL_LEFTRIGHT 2
+#define CELL_TOPLEFT 3
+#define CELL_TOPRIGHT 4
+#define CELL_BOTTOMLEFT 5
+#define CELL_BOTTOMRIGHT 6
+#define CELL_TOPJOIN 7
+#define CELL_BOTTOMJOIN 8
+#define CELL_LEFTJOIN 9
+#define CELL_RIGHTJOIN 10
+#define CELL_JOIN 11
+#define CELL_OUTSIDE 12
+
+#define CELL_BORDERS " xqlkmjwvtun~"
+#define SIMPLE_BORDERS " |-+++++++++."
+#define PADDED_BORDERS " "
+
+/* Grid cell data. */
+struct grid_cell {
+ struct utf8_data data;
+ u_short attr;
+ u_char flags;
+ int fg;
+ int bg;
+ int us;
+};
+
+/* Grid extended cell entry. */
+struct grid_extd_entry {
+ utf8_char data;
+ u_short attr;
+ u_char flags;
+ int fg;
+ int bg;
+ int us;
+} __packed;
+
+/* Grid cell entry. */
+struct grid_cell_entry {
+ u_char flags;
+ union {
+ u_int offset;
+ struct {
+ u_char attr;
+ u_char fg;
+ u_char bg;
+ u_char data;
+ } data;
+ };
+} __packed;
+
+/* Grid line. */
+struct grid_line {
+ struct grid_cell_entry *celldata;
+ u_int cellused;
+ u_int cellsize;
+
+ struct grid_extd_entry *extddata;
+ u_int extdsize;
+
+ int flags;
+};
+
+/* Entire grid of cells. */
+struct grid {
+ int flags;
+#define GRID_HISTORY 0x1 /* scroll lines into history */
+
+ u_int sx;
+ u_int sy;
+
+ u_int hscrolled;
+ u_int hsize;
+ u_int hlimit;
+
+ struct grid_line *linedata;
+};
+
+/* Virtual cursor in a grid. */
+struct grid_reader {
+ struct grid *gd;
+ u_int cx;
+ u_int cy;
+};
+
+/* Style alignment. */
+enum style_align {
+ STYLE_ALIGN_DEFAULT,
+ STYLE_ALIGN_LEFT,
+ STYLE_ALIGN_CENTRE,
+ STYLE_ALIGN_RIGHT,
+ STYLE_ALIGN_ABSOLUTE_CENTRE
+};
+
+/* Style list. */
+enum style_list {
+ STYLE_LIST_OFF,
+ STYLE_LIST_ON,
+ STYLE_LIST_FOCUS,
+ STYLE_LIST_LEFT_MARKER,
+ STYLE_LIST_RIGHT_MARKER,
+};
+
+/* Style range. */
+enum style_range_type {
+ STYLE_RANGE_NONE,
+ STYLE_RANGE_LEFT,
+ STYLE_RANGE_RIGHT,
+ STYLE_RANGE_WINDOW
+};
+struct style_range {
+ enum style_range_type type;
+ u_int argument;
+
+ u_int start;
+ u_int end; /* not included */
+
+ TAILQ_ENTRY(style_range) entry;
+};
+TAILQ_HEAD(style_ranges, style_range);
+
+/* Style default. */
+enum style_default_type {
+ STYLE_DEFAULT_BASE,
+ STYLE_DEFAULT_PUSH,
+ STYLE_DEFAULT_POP
+};
+
+/* Style option. */
+struct style {
+ struct grid_cell gc;
+ int ignore;
+
+ int fill;
+ enum style_align align;
+ enum style_list list;
+
+ enum style_range_type range_type;
+ u_int range_argument;
+
+ enum style_default_type default_type;
+};
+
+/* Cursor style. */
+enum screen_cursor_style {
+ SCREEN_CURSOR_DEFAULT,
+ SCREEN_CURSOR_BLOCK,
+ SCREEN_CURSOR_UNDERLINE,
+ SCREEN_CURSOR_BAR
+};
+
+/* Virtual screen. */
+struct screen_sel;
+struct screen_titles;
+struct screen {
+ char *title;
+ char *path;
+ struct screen_titles *titles;
+
+ struct grid *grid; /* grid data */
+
+ u_int cx; /* cursor x */
+ u_int cy; /* cursor y */
+
+ enum screen_cursor_style cstyle; /* cursor style */
+ enum screen_cursor_style default_cstyle;
+ int ccolour; /* cursor colour */
+ int default_ccolour;
+
+ u_int rupper; /* scroll region top */
+ u_int rlower; /* scroll region bottom */
+
+ int mode;
+ int default_mode;
+
+ u_int saved_cx;
+ u_int saved_cy;
+ struct grid *saved_grid;
+ struct grid_cell saved_cell;
+ int saved_flags;
+
+ bitstr_t *tabs;
+ struct screen_sel *sel;
+
+ struct screen_write_cline *write_list;
+};
+
+/* Screen write context. */
+typedef void (*screen_write_init_ctx_cb)(struct screen_write_ctx *,
+ struct tty_ctx *);
+struct screen_write_ctx {
+ struct window_pane *wp;
+ struct screen *s;
+
+ int flags;
+#define SCREEN_WRITE_SYNC 0x1
+#define SCREEN_WRITE_ZWJ 0x2
+
+ screen_write_init_ctx_cb init_ctx_cb;
+ void *arg;
+
+ struct screen_write_citem *item;
+ u_int scrolled;
+ u_int bg;
+};
+
+/* Box border lines option. */
+enum box_lines {
+ BOX_LINES_DEFAULT = -1,
+ BOX_LINES_SINGLE,
+ BOX_LINES_DOUBLE,
+ BOX_LINES_HEAVY,
+ BOX_LINES_SIMPLE,
+ BOX_LINES_ROUNDED,
+ BOX_LINES_PADDED,
+ BOX_LINES_NONE
+};
+
+/* Pane border lines option. */
+enum pane_lines {
+ PANE_LINES_SINGLE,
+ PANE_LINES_DOUBLE,
+ PANE_LINES_HEAVY,
+ PANE_LINES_SIMPLE,
+ PANE_LINES_NUMBER
+};
+
+/* Pane border indicator option. */
+#define PANE_BORDER_OFF 0
+#define PANE_BORDER_COLOUR 1
+#define PANE_BORDER_ARROWS 2
+#define PANE_BORDER_BOTH 3
+
+/* Screen redraw context. */
+struct screen_redraw_ctx {
+ struct client *c;
+
+ u_int statuslines;
+ int statustop;
+
+ int pane_status;
+ enum pane_lines pane_lines;
+
+ struct grid_cell no_pane_gc;
+ int no_pane_gc_set;
+
+ u_int sx;
+ u_int sy;
+ u_int ox;
+ u_int oy;
+};
+
+/* 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)
+
+/* Menu. */
+struct menu_item {
+ const char *name;
+ key_code key;
+ const char *command;
+};
+struct menu {
+ const char *title;
+ struct menu_item *items;
+ u_int count;
+ u_int width;
+};
+typedef void (*menu_choice_cb)(struct menu *, u_int, key_code, void *);
+
+/*
+ * Window mode. Windows can be in several modes and this is used to call the
+ * right function to handle input and output.
+ */
+struct window_mode_entry;
+struct window_mode {
+ const char *name;
+ const char *default_format;
+
+ struct screen *(*init)(struct window_mode_entry *,
+ struct cmd_find_state *, struct args *);
+ void (*free)(struct window_mode_entry *);
+ void (*resize)(struct window_mode_entry *, u_int, u_int);
+ void (*update)(struct window_mode_entry *);
+ void (*key)(struct window_mode_entry *, struct client *,
+ struct session *, struct winlink *, key_code,
+ struct mouse_event *);
+
+ const char *(*key_table)(struct window_mode_entry *);
+ void (*command)(struct window_mode_entry *, struct client *,
+ struct session *, struct winlink *, struct args *,
+ struct mouse_event *);
+ void (*formats)(struct window_mode_entry *,
+ struct format_tree *);
+};
+
+/* Active window mode. */
+struct window_mode_entry {
+ struct window_pane *wp;
+ struct window_pane *swp;
+
+ const struct window_mode *mode;
+ void *data;
+
+ struct screen *screen;
+ u_int prefix;
+
+ TAILQ_ENTRY(window_mode_entry) entry;
+};
+
+/* Offsets into pane buffer. */
+struct window_pane_offset {
+ size_t used;
+};
+
+/* Queued pane resize. */
+struct window_pane_resize {
+ u_int sx;
+ u_int sy;
+
+ u_int osx;
+ u_int osy;
+
+ TAILQ_ENTRY(window_pane_resize) entry;
+};
+TAILQ_HEAD(window_pane_resizes, window_pane_resize);
+
+/* Child window structure. */
+struct window_pane {
+ u_int id;
+ u_int active_point;
+
+ struct window *window;
+ struct options *options;
+
+ 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
+/* 0x8 unused */
+/* 0x10 unused */
+/* 0x20 unused */
+#define PANE_INPUTOFF 0x40
+#define PANE_CHANGED 0x80
+#define PANE_EXITED 0x100
+#define PANE_STATUSREADY 0x200
+#define PANE_STATUSDRAWN 0x400
+#define PANE_EMPTY 0x800
+#define PANE_STYLECHANGED 0x1000
+
+ int argc;
+ char **argv;
+ char *shell;
+ char *cwd;
+
+ pid_t pid;
+ char tty[TTY_NAME_MAX];
+ int status;
+ struct timeval dead_time;
+
+ int fd;
+ struct bufferevent *event;
+
+ struct window_pane_offset offset;
+ size_t base_offset;
+
+ struct window_pane_resizes resize_queue;
+ struct event resize_timer;
+
+ struct input_ctx *ictx;
+
+ struct grid_cell cached_gc;
+ struct grid_cell cached_active_gc;
+ struct colour_palette palette;
+
+ int pipe_fd;
+ struct bufferevent *pipe_event;
+ struct window_pane_offset pipe_offset;
+
+ struct screen *screen;
+ struct screen base;
+
+ struct screen status_screen;
+ size_t status_size;
+
+ TAILQ_HEAD(, window_mode_entry) modes;
+
+ char *searchstr;
+ int searchregex;
+
+ int border_gc_set;
+ struct grid_cell border_gc;
+
+ 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;
+ void *latest;
+
+ char *name;
+ struct event name_event;
+ struct timeval name_time;
+
+ struct event alerts_timer;
+ struct event offset_timer;
+
+ struct timeval activity_time;
+
+ 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;
+ char *old_layout;
+
+ u_int sx;
+ u_int sy;
+ u_int manual_sx;
+ u_int manual_sy;
+ u_int xpixel;
+ u_int ypixel;
+
+ u_int new_sx;
+ u_int new_sy;
+ u_int new_xpixel;
+ u_int new_ypixel;
+
+ struct utf8_data *fill_character;
+ int flags;
+#define WINDOW_BELL 0x1
+#define WINDOW_ACTIVITY 0x2
+#define WINDOW_SILENCE 0x4
+#define WINDOW_ZOOMED 0x8
+#define WINDOW_WASZOOMED 0x10
+#define WINDOW_RESIZE 0x20
+#define WINDOW_ALERTFLAGS (WINDOW_BELL|WINDOW_ACTIVITY|WINDOW_SILENCE)
+
+ int alerts_queued;
+ TAILQ_ENTRY(window) alerts_entry;
+
+ struct options *options;
+
+ u_int references;
+ TAILQ_HEAD(, winlink) winlinks;
+
+ RB_ENTRY(window) entry;
+};
+RB_HEAD(windows, window);
+
+/* Entry on local window list. */
+struct winlink {
+ int idx;
+ struct session *session;
+ struct window *window;
+
+ int flags;
+#define WINLINK_BELL 0x1
+#define WINLINK_ACTIVITY 0x2
+#define WINLINK_SILENCE 0x4
+#define WINLINK_ALERTFLAGS (WINLINK_BELL|WINLINK_ACTIVITY|WINLINK_SILENCE)
+
+ RB_ENTRY(winlink) entry;
+ TAILQ_ENTRY(winlink) wentry;
+ TAILQ_ENTRY(winlink) sentry;
+};
+RB_HEAD(winlinks, winlink);
+TAILQ_HEAD(winlink_stack, winlink);
+
+/* Window size option. */
+#define WINDOW_SIZE_LARGEST 0
+#define WINDOW_SIZE_SMALLEST 1
+#define WINDOW_SIZE_MANUAL 2
+#define WINDOW_SIZE_LATEST 3
+
+/* Pane border status option. */
+#define PANE_STATUS_OFF 0
+#define PANE_STATUS_TOP 1
+#define PANE_STATUS_BOTTOM 2
+
+/* Layout direction. */
+enum layout_type {
+ LAYOUT_LEFTRIGHT,
+ LAYOUT_TOPBOTTOM,
+ LAYOUT_WINDOWPANE
+};
+
+/* Layout cells queue. */
+TAILQ_HEAD(layout_cells, layout_cell);
+
+/* Layout cell. */
+struct layout_cell {
+ enum layout_type type;
+
+ struct layout_cell *parent;
+
+ u_int sx;
+ u_int sy;
+
+ u_int xoff;
+ u_int yoff;
+
+ struct window_pane *wp;
+ struct layout_cells cells;
+
+ TAILQ_ENTRY(layout_cell) entry;
+};
+
+/* Environment variable. */
+struct environ_entry {
+ char *name;
+ char *value;
+
+ int flags;
+#define ENVIRON_HIDDEN 0x1
+
+ RB_ENTRY(environ_entry) entry;
+};
+
+/* Client session. */
+struct session_group {
+ const char *name;
+ TAILQ_HEAD(, session) sessions;
+
+ RB_ENTRY(session_group) entry;
+};
+RB_HEAD(session_groups, session_group);
+
+struct session {
+ u_int id;
+
+ char *name;
+ const char *cwd;
+
+ struct timeval creation_time;
+ struct timeval last_attached_time;
+ struct timeval activity_time;
+ struct timeval last_activity_time;
+
+ struct event lock_timer;
+
+ struct winlink *curw;
+ struct winlink_stack lastw;
+ struct winlinks windows;
+
+ int statusat;
+ u_int statuslines;
+
+ struct options *options;
+
+#define SESSION_PASTING 0x1
+#define SESSION_ALERTED 0x2
+ int flags;
+
+ u_int attached;
+
+ struct termios *tio;
+
+ struct environ *environ;
+
+ int references;
+
+ TAILQ_ENTRY(session) gentry;
+ RB_ENTRY(session) entry;
+};
+RB_HEAD(sessions, session);
+
+/* Mouse button masks. */
+#define MOUSE_MASK_BUTTONS 195
+#define MOUSE_MASK_SHIFT 4
+#define MOUSE_MASK_META 8
+#define MOUSE_MASK_CTRL 16
+#define MOUSE_MASK_DRAG 32
+#define MOUSE_MASK_MODIFIERS (MOUSE_MASK_SHIFT|MOUSE_MASK_META|MOUSE_MASK_CTRL)
+
+/* Mouse wheel type. */
+#define MOUSE_WHEEL_UP 64
+#define MOUSE_WHEEL_DOWN 65
+
+/* Mouse button type. */
+#define MOUSE_BUTTON_1 0
+#define MOUSE_BUTTON_2 1
+#define MOUSE_BUTTON_3 2
+#define MOUSE_BUTTON_6 66
+#define MOUSE_BUTTON_7 67
+#define MOUSE_BUTTON_8 128
+#define MOUSE_BUTTON_9 129
+#define MOUSE_BUTTON_10 130
+#define MOUSE_BUTTON_11 131
+
+/* Mouse helpers. */
+#define MOUSE_BUTTONS(b) ((b) & MOUSE_MASK_BUTTONS)
+#define MOUSE_WHEEL(b) \
+ (((b) & MOUSE_MASK_BUTTONS) == MOUSE_WHEEL_UP || \
+ ((b) & MOUSE_MASK_BUTTONS) == MOUSE_WHEEL_DOWN)
+#define MOUSE_DRAG(b) ((b) & MOUSE_MASK_DRAG)
+#define MOUSE_RELEASE(b) (((b) & MOUSE_MASK_BUTTONS) == 3)
+
+/* Mouse input. */
+struct mouse_event {
+ int valid;
+ int ignore;
+
+ key_code key;
+
+ int statusat;
+ u_int statuslines;
+
+ u_int x;
+ u_int y;
+ u_int b;
+
+ u_int lx;
+ u_int ly;
+ u_int lb;
+
+ u_int ox;
+ u_int oy;
+
+ int s;
+ int w;
+ int wp;
+
+ u_int sgr_type;
+ u_int sgr_b;
+};
+
+/* Key event. */
+struct key_event {
+ key_code key;
+ struct mouse_event m;
+};
+
+/* Terminal definition. */
+struct tty_term {
+ char *name;
+ struct tty *tty;
+ int features;
+
+ char acs[UCHAR_MAX + 1][2];
+
+ struct tty_code *codes;
+
+#define TERM_256COLOURS 0x1
+#define TERM_NOAM 0x2
+#define TERM_DECSLRM 0x4
+#define TERM_DECFRA 0x8
+#define TERM_RGBCOLOURS 0x10
+#define TERM_VT100LIKE 0x20
+ int flags;
+
+ LIST_ENTRY(tty_term) entry;
+};
+LIST_HEAD(tty_terms, tty_term);
+
+/* Client terminal. */
+struct tty {
+ struct client *client;
+ struct event start_timer;
+ struct event clipboard_timer;
+
+ u_int sx;
+ u_int sy;
+ u_int xpixel;
+ u_int ypixel;
+
+ u_int cx;
+ u_int cy;
+ enum screen_cursor_style cstyle;
+ int ccolour;
+
+ int oflag;
+ u_int oox;
+ u_int ooy;
+ u_int osx;
+ u_int osy;
+
+ int mode;
+
+ u_int rlower;
+ u_int rupper;
+
+ u_int rleft;
+ u_int rright;
+
+ struct event event_in;
+ struct evbuffer *in;
+ struct event event_out;
+ struct evbuffer *out;
+ struct event timer;
+ size_t discarded;
+
+ struct termios tio;
+
+ struct grid_cell cell;
+ struct grid_cell last_cell;
+
+#define TTY_NOCURSOR 0x1
+#define TTY_FREEZE 0x2
+#define TTY_TIMER 0x4
+#define TTY_NOBLOCK 0x8
+#define TTY_STARTED 0x10
+#define TTY_OPENED 0x20
+#define TTY_OSC52QUERY 0x40
+#define TTY_BLOCK 0x80
+#define TTY_HAVEDA 0x100
+#define TTY_HAVEXDA 0x200
+#define TTY_SYNCING 0x400
+ int flags;
+
+ struct tty_term *term;
+
+ u_int mouse_last_x;
+ u_int mouse_last_y;
+ u_int mouse_last_b;
+ int mouse_drag_flag;
+ void (*mouse_drag_update)(struct client *,
+ struct mouse_event *);
+ void (*mouse_drag_release)(struct client *,
+ struct mouse_event *);
+
+ struct event key_timer;
+ struct tty_key *key_tree;
+};
+
+/* Terminal command context. */
+typedef void (*tty_ctx_redraw_cb)(const struct tty_ctx *);
+typedef int (*tty_ctx_set_client_cb)(struct tty_ctx *, struct client *);
+struct tty_ctx {
+ struct screen *s;
+
+ tty_ctx_redraw_cb redraw_cb;
+ tty_ctx_set_client_cb set_client_cb;
+ void *arg;
+
+ const struct grid_cell *cell;
+ int wrapped;
+
+ u_int num;
+ void *ptr;
+
+ /*
+ * Cursor and region position before the screen was updated - this is
+ * where the command should be applied; the values in the screen have
+ * already been updated.
+ */
+ u_int ocx;
+ u_int ocy;
+
+ u_int orupper;
+ u_int orlower;
+
+ /* Target region (usually pane) offset and size. */
+ u_int xoff;
+ u_int yoff;
+ u_int rxoff;
+ u_int ryoff;
+ u_int sx;
+ u_int sy;
+
+ /* The background colour used for clearing (erasing). */
+ u_int bg;
+
+ /* The default colours and palette. */
+ struct grid_cell defaults;
+ struct colour_palette *palette;
+
+ /* Containing region (usually window) offset and size. */
+ int bigger;
+ u_int wox;
+ u_int woy;
+ u_int wsx;
+ u_int wsy;
+};
+
+/* Saved message entry. */
+struct message_entry {
+ char *msg;
+ u_int msg_num;
+ struct timeval msg_time;
+
+ TAILQ_ENTRY(message_entry) entry;
+};
+TAILQ_HEAD(message_list, message_entry);
+
+/* Argument type. */
+enum args_type {
+ ARGS_NONE,
+ ARGS_STRING,
+ ARGS_COMMANDS
+};
+
+/* Argument value. */
+struct args_value {
+ enum args_type type;
+ union {
+ char *string;
+ struct cmd_list *cmdlist;
+ };
+ char *cached;
+ TAILQ_ENTRY(args_value) entry;
+};
+
+/* Arguments set. */
+struct args_entry;
+RB_HEAD(args_tree, args_entry);
+
+/* Arguments parsing type. */
+enum args_parse_type {
+ ARGS_PARSE_INVALID,
+ ARGS_PARSE_STRING,
+ ARGS_PARSE_COMMANDS_OR_STRING,
+ ARGS_PARSE_COMMANDS
+};
+
+/* Arguments parsing state. */
+typedef enum args_parse_type (*args_parse_cb)(struct args *, u_int, char **);
+struct args_parse {
+ const char *template;
+ int lower;
+ int upper;
+ args_parse_cb cb;
+};
+
+/* Command find structures. */
+enum cmd_find_type {
+ CMD_FIND_PANE,
+ CMD_FIND_WINDOW,
+ CMD_FIND_SESSION,
+};
+struct cmd_find_state {
+ int flags;
+ struct cmd_find_state *current;
+
+ struct session *s;
+ struct winlink *wl;
+ struct window *w;
+ struct window_pane *wp;
+ int idx;
+};
+
+/* Command find flags. */
+#define CMD_FIND_PREFER_UNATTACHED 0x1
+#define CMD_FIND_QUIET 0x2
+#define CMD_FIND_WINDOW_INDEX 0x4
+#define CMD_FIND_DEFAULT_MARKED 0x8
+#define CMD_FIND_EXACT_SESSION 0x10
+#define CMD_FIND_EXACT_WINDOW 0x20
+#define CMD_FIND_CANFAIL 0x40
+
+/* List of commands. */
+struct cmd_list {
+ int references;
+ u_int group;
+ struct cmds *list;
+};
+
+/* Command return values. */
+enum cmd_retval {
+ CMD_RETURN_ERROR = -1,
+ CMD_RETURN_NORMAL = 0,
+ CMD_RETURN_WAIT,
+ CMD_RETURN_STOP
+};
+
+/* Command parse result. */
+enum cmd_parse_status {
+ CMD_PARSE_ERROR,
+ CMD_PARSE_SUCCESS
+};
+struct cmd_parse_result {
+ enum cmd_parse_status status;
+ struct cmd_list *cmdlist;
+ char *error;
+};
+struct cmd_parse_input {
+ int flags;
+#define CMD_PARSE_QUIET 0x1
+#define CMD_PARSE_PARSEONLY 0x2
+#define CMD_PARSE_NOALIAS 0x4
+#define CMD_PARSE_VERBOSE 0x8
+#define CMD_PARSE_ONEGROUP 0x10
+
+ const char *file;
+ u_int line;
+
+ struct cmdq_item *item;
+ struct client *c;
+ struct cmd_find_state fs;
+};
+
+/* Command queue flags. */
+#define CMDQ_STATE_REPEAT 0x1
+#define CMDQ_STATE_CONTROL 0x2
+#define CMDQ_STATE_NOHOOKS 0x4
+
+/* Command queue callback. */
+typedef enum cmd_retval (*cmdq_cb) (struct cmdq_item *, void *);
+
+/* Command definition flag. */
+struct cmd_entry_flag {
+ char flag;
+ enum cmd_find_type type;
+ int flags;
+};
+
+/* Command definition. */
+struct cmd_entry {
+ const char *name;
+ const char *alias;
+
+ struct args_parse args;
+ const char *usage;
+
+ struct cmd_entry_flag source;
+ struct cmd_entry_flag target;
+
+#define CMD_STARTSERVER 0x1
+#define CMD_READONLY 0x2
+#define CMD_AFTERHOOK 0x4
+#define CMD_CLIENT_CFLAG 0x8
+#define CMD_CLIENT_TFLAG 0x10
+#define CMD_CLIENT_CANFAIL 0x20
+ int flags;
+
+ enum cmd_retval (*exec)(struct cmd *, struct cmdq_item *);
+};
+
+/* Status line. */
+#define STATUS_LINES_LIMIT 5
+struct status_line_entry {
+ char *expanded;
+ struct style_ranges ranges;
+};
+struct status_line {
+ struct event timer;
+
+ struct screen screen;
+ struct screen *active;
+ int references;
+
+ struct grid_cell style;
+ struct status_line_entry entries[STATUS_LINES_LIMIT];
+};
+
+/* Prompt type. */
+#define PROMPT_NTYPES 4
+enum prompt_type {
+ PROMPT_TYPE_COMMAND,
+ PROMPT_TYPE_SEARCH,
+ PROMPT_TYPE_TARGET,
+ PROMPT_TYPE_WINDOW_TARGET,
+ PROMPT_TYPE_INVALID = 0xff
+};
+
+/* File in client. */
+typedef void (*client_file_cb) (struct client *, const char *, int, int,
+ struct evbuffer *, void *);
+struct client_file {
+ struct client *c;
+ struct tmuxpeer *peer;
+ struct client_files *tree;
+ int references;
+ int stream;
+
+ char *path;
+ struct evbuffer *buffer;
+ struct bufferevent *event;
+
+ int fd;
+ int error;
+ int closed;
+
+ client_file_cb cb;
+ void *data;
+
+ RB_ENTRY(client_file) entry;
+};
+RB_HEAD(client_files, client_file);
+
+/* Client window. */
+struct client_window {
+ u_int window;
+ struct window_pane *pane;
+
+ u_int sx;
+ u_int sy;
+
+ RB_ENTRY(client_window) entry;
+};
+RB_HEAD(client_windows, client_window);
+
+/* Visible areas not obstructed by overlays. */
+#define OVERLAY_MAX_RANGES 3
+struct overlay_ranges {
+ u_int px[OVERLAY_MAX_RANGES];
+ u_int nx[OVERLAY_MAX_RANGES];
+};
+
+/* Client connection. */
+typedef int (*prompt_input_cb)(struct client *, void *, const char *, int);
+typedef void (*prompt_free_cb)(void *);
+typedef void (*overlay_check_cb)(struct client*, void *, u_int, u_int, u_int,
+ struct overlay_ranges *);
+typedef struct screen *(*overlay_mode_cb)(struct client *, void *, u_int *,
+ u_int *);
+typedef void (*overlay_draw_cb)(struct client *, void *,
+ struct screen_redraw_ctx *);
+typedef int (*overlay_key_cb)(struct client *, void *, struct key_event *);
+typedef void (*overlay_free_cb)(struct client *, void *);
+typedef void (*overlay_resize_cb)(struct client *, void *);
+struct client {
+ const char *name;
+ struct tmuxpeer *peer;
+ struct cmdq_list *queue;
+
+ struct client_windows windows;
+
+ struct control_state *control_state;
+ u_int pause_age;
+
+ pid_t pid;
+ int fd;
+ int out_fd;
+ struct event event;
+ int retval;
+
+ struct timeval creation_time;
+ struct timeval activity_time;
+
+ struct environ *environ;
+ struct format_job_tree *jobs;
+
+ char *title;
+ char *path;
+ const char *cwd;
+
+ char *term_name;
+ int term_features;
+ char *term_type;
+ char **term_caps;
+ u_int term_ncaps;
+
+ char *ttyname;
+ struct tty tty;
+
+ size_t written;
+ size_t discarded;
+ size_t redraw;
+
+ struct event repeat_timer;
+
+ struct event click_timer;
+ u_int click_button;
+ struct mouse_event click_event;
+
+ struct status_line status;
+
+#define CLIENT_TERMINAL 0x1
+#define CLIENT_LOGIN 0x2
+#define CLIENT_EXIT 0x4
+#define CLIENT_REDRAWWINDOW 0x8
+#define CLIENT_REDRAWSTATUS 0x10
+#define CLIENT_REPEAT 0x20
+#define CLIENT_SUSPENDED 0x40
+#define CLIENT_ATTACHED 0x80
+#define CLIENT_EXITED 0x100
+#define CLIENT_DEAD 0x200
+#define CLIENT_REDRAWBORDERS 0x400
+#define CLIENT_READONLY 0x800
+#define CLIENT_NOSTARTSERVER 0x1000
+#define CLIENT_CONTROL 0x2000
+#define CLIENT_CONTROLCONTROL 0x4000
+#define CLIENT_FOCUSED 0x8000
+#define CLIENT_UTF8 0x10000
+#define CLIENT_IGNORESIZE 0x20000
+#define CLIENT_IDENTIFIED 0x40000
+#define CLIENT_STATUSFORCE 0x80000
+#define CLIENT_DOUBLECLICK 0x100000
+#define CLIENT_TRIPLECLICK 0x200000
+#define CLIENT_SIZECHANGED 0x400000
+#define CLIENT_STATUSOFF 0x800000
+#define CLIENT_REDRAWSTATUSALWAYS 0x1000000
+#define CLIENT_REDRAWOVERLAY 0x2000000
+#define CLIENT_CONTROL_NOOUTPUT 0x4000000
+#define CLIENT_DEFAULTSOCKET 0x8000000
+#define CLIENT_STARTSERVER 0x10000000
+#define CLIENT_REDRAWPANES 0x20000000
+#define CLIENT_NOFORK 0x40000000
+#define CLIENT_ACTIVEPANE 0x80000000ULL
+#define CLIENT_CONTROL_PAUSEAFTER 0x100000000ULL
+#define CLIENT_CONTROL_WAITEXIT 0x200000000ULL
+#define CLIENT_WINDOWSIZECHANGED 0x400000000ULL
+#define CLIENT_CLIPBOARDBUFFER 0x800000000ULL
+#define CLIENT_ALLREDRAWFLAGS \
+ (CLIENT_REDRAWWINDOW| \
+ CLIENT_REDRAWSTATUS| \
+ CLIENT_REDRAWSTATUSALWAYS| \
+ CLIENT_REDRAWBORDERS| \
+ CLIENT_REDRAWOVERLAY| \
+ CLIENT_REDRAWPANES)
+#define CLIENT_UNATTACHEDFLAGS \
+ (CLIENT_DEAD| \
+ CLIENT_SUSPENDED| \
+ CLIENT_EXIT)
+#define CLIENT_NODETACHFLAGS \
+ (CLIENT_DEAD| \
+ CLIENT_EXIT)
+#define CLIENT_NOSIZEFLAGS \
+ (CLIENT_DEAD| \
+ CLIENT_SUSPENDED| \
+ CLIENT_EXIT)
+ uint64_t flags;
+
+ enum {
+ CLIENT_EXIT_RETURN,
+ CLIENT_EXIT_SHUTDOWN,
+ CLIENT_EXIT_DETACH
+ } exit_type;
+ enum msgtype exit_msgtype;
+ char *exit_session;
+ char *exit_message;
+
+ struct key_table *keytable;
+
+ uint64_t redraw_panes;
+
+ int message_ignore_keys;
+ int message_ignore_styles;
+ char *message_string;
+ struct event message_timer;
+
+ char *prompt_string;
+ struct utf8_data *prompt_buffer;
+ char *prompt_last;
+ size_t prompt_index;
+ prompt_input_cb prompt_inputcb;
+ prompt_free_cb prompt_freecb;
+ void *prompt_data;
+ u_int prompt_hindex[PROMPT_NTYPES];
+ enum {
+ PROMPT_ENTRY,
+ PROMPT_COMMAND
+ } prompt_mode;
+ struct utf8_data *prompt_saved;
+#define PROMPT_SINGLE 0x1
+#define PROMPT_NUMERIC 0x2
+#define PROMPT_INCREMENTAL 0x4
+#define PROMPT_NOFORMAT 0x8
+#define PROMPT_KEY 0x10
+ int prompt_flags;
+ enum prompt_type prompt_type;
+ int prompt_cursor;
+
+ struct session *session;
+ struct session *last_session;
+
+ int references;
+
+ void *pan_window;
+ u_int pan_ox;
+ u_int pan_oy;
+
+ overlay_check_cb overlay_check;
+ overlay_mode_cb overlay_mode;
+ overlay_draw_cb overlay_draw;
+ overlay_key_cb overlay_key;
+ overlay_free_cb overlay_free;
+ overlay_resize_cb overlay_resize;
+ void *overlay_data;
+ struct event overlay_timer;
+
+ struct client_files files;
+
+ u_int *clipboard_panes;
+ u_int clipboard_npanes;
+
+ TAILQ_ENTRY(client) entry;
+};
+TAILQ_HEAD(clients, client);
+
+/* Control mode subscription type. */
+enum control_sub_type {
+ CONTROL_SUB_SESSION,
+ CONTROL_SUB_PANE,
+ CONTROL_SUB_ALL_PANES,
+ CONTROL_SUB_WINDOW,
+ CONTROL_SUB_ALL_WINDOWS
+};
+
+/* Key binding and key table. */
+struct key_binding {
+ key_code key;
+ struct cmd_list *cmdlist;
+ const char *note;
+
+ int flags;
+#define KEY_BINDING_REPEAT 0x1
+
+ RB_ENTRY(key_binding) entry;
+};
+RB_HEAD(key_bindings, key_binding);
+
+struct key_table {
+ const char *name;
+ struct key_bindings key_bindings;
+ struct key_bindings default_key_bindings;
+
+ u_int references;
+
+ RB_ENTRY(key_table) entry;
+};
+RB_HEAD(key_tables, key_table);
+
+/* Option data. */
+RB_HEAD(options_array, options_array_item);
+union options_value {
+ char *string;
+ long long number;
+ struct style style;
+ struct options_array array;
+ struct cmd_list *cmdlist;
+};
+
+/* Option table entries. */
+enum options_table_type {
+ OPTIONS_TABLE_STRING,
+ OPTIONS_TABLE_NUMBER,
+ OPTIONS_TABLE_KEY,
+ OPTIONS_TABLE_COLOUR,
+ OPTIONS_TABLE_FLAG,
+ OPTIONS_TABLE_CHOICE,
+ OPTIONS_TABLE_COMMAND
+};
+
+#define OPTIONS_TABLE_NONE 0
+#define OPTIONS_TABLE_SERVER 0x1
+#define OPTIONS_TABLE_SESSION 0x2
+#define OPTIONS_TABLE_WINDOW 0x4
+#define OPTIONS_TABLE_PANE 0x8
+
+#define OPTIONS_TABLE_IS_ARRAY 0x1
+#define OPTIONS_TABLE_IS_HOOK 0x2
+#define OPTIONS_TABLE_IS_STYLE 0x4
+
+struct options_table_entry {
+ const char *name;
+ const char *alternative_name;
+ enum options_table_type type;
+ int scope;
+ int flags;
+
+ u_int minimum;
+ u_int maximum;
+ const char **choices;
+
+ const char *default_str;
+ long long default_num;
+ const char **default_arr;
+
+ const char *separator;
+ const char *pattern;
+
+ const char *text;
+ const char *unit;
+};
+
+struct options_name_map {
+ const char *from;
+ const char *to;
+};
+
+/* Common command usages. */
+#define CMD_TARGET_PANE_USAGE "[-t target-pane]"
+#define CMD_TARGET_WINDOW_USAGE "[-t target-window]"
+#define CMD_TARGET_SESSION_USAGE "[-t target-session]"
+#define CMD_TARGET_CLIENT_USAGE "[-t target-client]"
+#define CMD_SRCDST_PANE_USAGE "[-s src-pane] [-t dst-pane]"
+#define CMD_SRCDST_WINDOW_USAGE "[-s src-window] [-t dst-window]"
+#define CMD_SRCDST_SESSION_USAGE "[-s src-session] [-t dst-session]"
+#define CMD_SRCDST_CLIENT_USAGE "[-s src-client] [-t dst-client]"
+#define CMD_BUFFER_USAGE "[-b buffer-name]"
+
+/* Spawn common context. */
+struct spawn_context {
+ struct cmdq_item *item;
+
+ struct session *s;
+ struct winlink *wl;
+ struct client *tc;
+
+ struct window_pane *wp0;
+ struct layout_cell *lc;
+
+ const char *name;
+ char **argv;
+ int argc;
+ struct environ *environ;
+
+ int idx;
+ const char *cwd;
+
+ int flags;
+#define SPAWN_KILL 0x1
+#define SPAWN_DETACHED 0x2
+#define SPAWN_RESPAWN 0x4
+#define SPAWN_BEFORE 0x8
+#define SPAWN_NONOTIFY 0x10
+#define SPAWN_FULLSIZE 0x20
+#define SPAWN_EMPTY 0x40
+#define SPAWN_ZOOM 0x80
+};
+
+/* Mode tree sort order. */
+struct mode_tree_sort_criteria {
+ u_int field;
+ int reversed;
+};
+
+/* tmux.c */
+extern struct options *global_options;
+extern struct options *global_s_options;
+extern struct options *global_w_options;
+extern struct environ *global_environ;
+extern struct timeval start_time;
+extern const char *socket_path;
+extern const char *shell_command;
+extern int ptm_fd;
+extern const char *shell_command;
+int checkshell(const char *);
+void setblocking(int, int);
+uint64_t get_timer(void);
+const char *sig2name(int);
+const char *find_cwd(void);
+const char *find_home(void);
+const char *getversion(void);
+
+/* proc.c */
+struct imsg;
+int proc_send(struct tmuxpeer *, enum msgtype, int, const void *, size_t);
+struct tmuxproc *proc_start(const char *);
+void proc_loop(struct tmuxproc *, int (*)(void));
+void proc_exit(struct tmuxproc *);
+void proc_set_signals(struct tmuxproc *, void(*)(int));
+void proc_clear_signals(struct tmuxproc *, int);
+struct tmuxpeer *proc_add_peer(struct tmuxproc *, int,
+ void (*)(struct imsg *, void *), void *);
+void proc_remove_peer(struct tmuxpeer *);
+void proc_kill_peer(struct tmuxpeer *);
+void proc_flush_peer(struct tmuxpeer *);
+void proc_toggle_log(struct tmuxproc *);
+pid_t proc_fork_and_daemon(int *);
+uid_t proc_get_peer_uid(struct tmuxpeer *);
+
+/* cfg.c */
+extern int cfg_finished;
+extern struct client *cfg_client;
+extern char **cfg_files;
+extern u_int cfg_nfiles;
+extern int cfg_quiet;
+void start_cfg(void);
+int load_cfg(const char *, struct client *, struct cmdq_item *, int,
+ struct cmdq_item **);
+int load_cfg_from_buffer(const void *, size_t, const char *,
+ struct client *, struct cmdq_item *, int, struct cmdq_item **);
+void printflike(1, 2) cfg_add_cause(const char *, ...);
+void cfg_print_causes(struct cmdq_item *);
+void cfg_show_causes(struct session *);
+
+/* paste.c */
+struct paste_buffer;
+const char *paste_buffer_name(struct paste_buffer *);
+u_int paste_buffer_order(struct paste_buffer *);
+time_t paste_buffer_created(struct paste_buffer *);
+const char *paste_buffer_data(struct paste_buffer *, size_t *);
+struct paste_buffer *paste_walk(struct paste_buffer *);
+struct paste_buffer *paste_get_top(const char **);
+struct paste_buffer *paste_get_name(const char *);
+void paste_free(struct paste_buffer *);
+void paste_add(const char *, char *, size_t);
+int paste_rename(const char *, const char *, char **);
+int paste_set(char *, size_t, const char *, char **);
+void paste_replace(struct paste_buffer *, char *, size_t);
+char *paste_make_sample(struct paste_buffer *);
+
+/* format.c */
+#define FORMAT_STATUS 0x1
+#define FORMAT_FORCE 0x2
+#define FORMAT_NOJOBS 0x4
+#define FORMAT_VERBOSE 0x8
+#define FORMAT_NONE 0
+#define FORMAT_PANE 0x80000000U
+#define FORMAT_WINDOW 0x40000000U
+struct format_tree;
+struct format_modifier;
+typedef void *(*format_cb)(struct format_tree *);
+void format_tidy_jobs(void);
+const char *format_skip(const char *, const char *);
+int format_true(const char *);
+struct format_tree *format_create(struct client *, struct cmdq_item *, int,
+ int);
+void format_free(struct format_tree *);
+void format_merge(struct format_tree *, struct format_tree *);
+struct window_pane *format_get_pane(struct format_tree *);
+void printflike(3, 4) format_add(struct format_tree *, const char *,
+ const char *, ...);
+void format_add_tv(struct format_tree *, const char *,
+ struct timeval *);
+void format_add_cb(struct format_tree *, const char *, format_cb);
+void format_log_debug(struct format_tree *, const char *);
+void format_each(struct format_tree *, void (*)(const char *,
+ const char *, void *), void *);
+char *format_expand_time(struct format_tree *, const char *);
+char *format_expand(struct format_tree *, const char *);
+char *format_single(struct cmdq_item *, const char *,
+ struct client *, struct session *, struct winlink *,
+ struct window_pane *);
+char *format_single_from_state(struct cmdq_item *, const char *,
+ struct client *, struct cmd_find_state *);
+char *format_single_from_target(struct cmdq_item *, const char *);
+struct format_tree *format_create_defaults(struct cmdq_item *, struct client *,
+ struct session *, struct winlink *, struct window_pane *);
+struct format_tree *format_create_from_state(struct cmdq_item *,
+ struct client *, struct cmd_find_state *);
+struct format_tree *format_create_from_target(struct cmdq_item *);
+void format_defaults(struct format_tree *, struct client *,
+ struct session *, struct winlink *, struct window_pane *);
+void format_defaults_window(struct format_tree *, struct window *);
+void format_defaults_pane(struct format_tree *,
+ struct window_pane *);
+void format_defaults_paste_buffer(struct format_tree *,
+ struct paste_buffer *);
+void format_lost_client(struct client *);
+char *format_grid_word(struct grid *, u_int, u_int);
+char *format_grid_line(struct grid *, u_int);
+
+/* format-draw.c */
+void format_draw(struct screen_write_ctx *,
+ const struct grid_cell *, u_int, const char *,
+ struct style_ranges *, int);
+u_int format_width(const char *);
+char *format_trim_left(const char *, u_int);
+char *format_trim_right(const char *, u_int);
+
+/* notify.c */
+void notify_hook(struct cmdq_item *, const char *);
+void notify_client(const char *, struct client *);
+void notify_session(const char *, struct session *);
+void notify_winlink(const char *, struct winlink *);
+void notify_session_window(const char *, struct session *, struct window *);
+void notify_window(const char *, struct window *);
+void notify_pane(const char *, struct window_pane *);
+
+/* options.c */
+struct options *options_create(struct options *);
+void options_free(struct options *);
+struct options *options_get_parent(struct options *);
+void options_set_parent(struct options *, struct options *);
+struct options_entry *options_first(struct options *);
+struct options_entry *options_next(struct options_entry *);
+struct options_entry *options_empty(struct options *,
+ const struct options_table_entry *);
+struct options_entry *options_default(struct options *,
+ const struct options_table_entry *);
+char *options_default_to_string(const struct options_table_entry *);
+const char *options_name(struct options_entry *);
+struct options *options_owner(struct options_entry *);
+const struct options_table_entry *options_table_entry(struct options_entry *);
+struct options_entry *options_get_only(struct options *, const char *);
+struct options_entry *options_get(struct options *, const char *);
+void options_array_clear(struct options_entry *);
+union options_value *options_array_get(struct options_entry *, u_int);
+int options_array_set(struct options_entry *, u_int, const char *,
+ int, char **);
+int options_array_assign(struct options_entry *, const char *,
+ char **);
+struct options_array_item *options_array_first(struct options_entry *);
+struct options_array_item *options_array_next(struct options_array_item *);
+u_int options_array_item_index(struct options_array_item *);
+union options_value *options_array_item_value(struct options_array_item *);
+int options_is_array(struct options_entry *);
+int options_is_string(struct options_entry *);
+char *options_to_string(struct options_entry *, int, int);
+char *options_parse(const char *, int *);
+struct options_entry *options_parse_get(struct options *, const char *, int *,
+ int);
+char *options_match(const char *, int *, int *);
+struct options_entry *options_match_get(struct options *, const char *, int *,
+ int, int *);
+const char *options_get_string(struct options *, const char *);
+long long options_get_number(struct options *, const char *);
+struct options_entry * printflike(4, 5) options_set_string(struct options *,
+ const char *, int, const char *, ...);
+struct options_entry *options_set_number(struct options *, const char *,
+ long long);
+int options_scope_from_name(struct args *, int,
+ const char *, struct cmd_find_state *, struct options **,
+ char **);
+int options_scope_from_flags(struct args *, int,
+ struct cmd_find_state *, struct options **, char **);
+struct style *options_string_to_style(struct options *, const char *,
+ struct format_tree *);
+int options_from_string(struct options *,
+ const struct options_table_entry *, const char *,
+ const char *, int, char **);
+int options_find_choice(const struct options_table_entry *,
+ const char *, char **);
+void options_push_changes(const char *);
+int options_remove_or_default(struct options_entry *, int,
+ char **);
+
+/* options-table.c */
+extern const struct options_table_entry options_table[];
+extern const struct options_name_map options_other_names[];
+
+/* job.c */
+typedef void (*job_update_cb) (struct job *);
+typedef void (*job_complete_cb) (struct job *);
+typedef void (*job_free_cb) (void *);
+#define JOB_NOWAIT 0x1
+#define JOB_KEEPWRITE 0x2
+#define JOB_PTY 0x4
+struct job *job_run(const char *, int, char **, struct environ *,
+ struct session *, const char *, job_update_cb,
+ job_complete_cb, job_free_cb, void *, int, int, int);
+void job_free(struct job *);
+int job_transfer(struct job *, pid_t *, char *, size_t);
+void job_resize(struct job *, u_int, u_int);
+void job_check_died(pid_t, int);
+int job_get_status(struct job *);
+void *job_get_data(struct job *);
+struct bufferevent *job_get_event(struct job *);
+void job_kill_all(void);
+int job_still_running(void);
+void job_print_summary(struct cmdq_item *, int);
+
+/* environ.c */
+struct environ *environ_create(void);
+void environ_free(struct environ *);
+struct environ_entry *environ_first(struct environ *);
+struct environ_entry *environ_next(struct environ_entry *);
+void environ_copy(struct environ *, struct environ *);
+struct environ_entry *environ_find(struct environ *, const char *);
+void printflike(4, 5) environ_set(struct environ *, const char *, int,
+ const char *, ...);
+void environ_clear(struct environ *, const char *);
+void environ_put(struct environ *, const char *, int);
+void environ_unset(struct environ *, const char *);
+void environ_update(struct options *, struct environ *, struct environ *);
+void environ_push(struct environ *);
+void printflike(2, 3) environ_log(struct environ *, const char *, ...);
+struct environ *environ_for_session(struct session *, int);
+
+/* tty.c */
+void tty_create_log(void);
+int tty_window_bigger(struct tty *);
+int tty_window_offset(struct tty *, u_int *, u_int *, u_int *, u_int *);
+void tty_update_window_offset(struct window *);
+void tty_update_client_offset(struct client *);
+void tty_raw(struct tty *, const char *);
+void tty_attributes(struct tty *, const struct grid_cell *,
+ const struct grid_cell *, struct colour_palette *);
+void tty_reset(struct tty *);
+void tty_region_off(struct tty *);
+void tty_margin_off(struct tty *);
+void tty_cursor(struct tty *, u_int, u_int);
+void tty_clipboard_query(struct tty *);
+void tty_putcode(struct tty *, enum tty_code_code);
+void tty_putcode1(struct tty *, enum tty_code_code, int);
+void tty_putcode2(struct tty *, enum tty_code_code, int, int);
+void tty_putcode3(struct tty *, enum tty_code_code, int, int, int);
+void tty_putcode_ptr1(struct tty *, enum tty_code_code, const void *);
+void tty_putcode_ptr2(struct tty *, enum tty_code_code, const void *,
+ const void *);
+void tty_puts(struct tty *, const char *);
+void tty_putc(struct tty *, u_char);
+void tty_putn(struct tty *, const void *, size_t, u_int);
+void tty_cell(struct tty *, const struct grid_cell *,
+ const struct grid_cell *, struct colour_palette *);
+int tty_init(struct tty *, struct client *);
+void tty_resize(struct tty *);
+void tty_set_size(struct tty *, u_int, u_int, u_int, u_int);
+void tty_start_tty(struct tty *);
+void tty_send_requests(struct tty *);
+void tty_stop_tty(struct tty *);
+void tty_set_title(struct tty *, const char *);
+void tty_set_path(struct tty *, const char *);
+void tty_update_mode(struct tty *, int, struct screen *);
+void tty_draw_line(struct tty *, struct screen *, u_int, u_int, u_int,
+ u_int, u_int, const struct grid_cell *, struct colour_palette *);
+void tty_sync_start(struct tty *);
+void tty_sync_end(struct tty *);
+int tty_open(struct tty *, char **);
+void tty_close(struct tty *);
+void tty_free(struct tty *);
+void tty_update_features(struct tty *);
+void tty_set_selection(struct tty *, const char *, size_t);
+void tty_write(void (*)(struct tty *, const struct tty_ctx *),
+ struct tty_ctx *);
+void tty_cmd_alignmenttest(struct tty *, const struct tty_ctx *);
+void tty_cmd_cell(struct tty *, const struct tty_ctx *);
+void tty_cmd_cells(struct tty *, const struct tty_ctx *);
+void tty_cmd_clearendofline(struct tty *, const struct tty_ctx *);
+void tty_cmd_clearendofscreen(struct tty *, const struct tty_ctx *);
+void tty_cmd_clearline(struct tty *, const struct tty_ctx *);
+void tty_cmd_clearscreen(struct tty *, const struct tty_ctx *);
+void tty_cmd_clearstartofline(struct tty *, const struct tty_ctx *);
+void tty_cmd_clearstartofscreen(struct tty *, const struct tty_ctx *);
+void tty_cmd_deletecharacter(struct tty *, const struct tty_ctx *);
+void tty_cmd_clearcharacter(struct tty *, const struct tty_ctx *);
+void tty_cmd_deleteline(struct tty *, const struct tty_ctx *);
+void tty_cmd_erasecharacter(struct tty *, const struct tty_ctx *);
+void tty_cmd_insertcharacter(struct tty *, const struct tty_ctx *);
+void tty_cmd_insertline(struct tty *, const struct tty_ctx *);
+void tty_cmd_linefeed(struct tty *, const struct tty_ctx *);
+void tty_cmd_scrollup(struct tty *, const struct tty_ctx *);
+void tty_cmd_scrolldown(struct tty *, const struct tty_ctx *);
+void tty_cmd_reverseindex(struct tty *, const struct tty_ctx *);
+void tty_cmd_setselection(struct tty *, const struct tty_ctx *);
+void tty_cmd_rawstring(struct tty *, const struct tty_ctx *);
+void tty_cmd_syncstart(struct tty *, const struct tty_ctx *);
+void tty_default_colours(struct grid_cell *, struct window_pane *);
+
+/* tty-term.c */
+extern struct tty_terms tty_terms;
+u_int tty_term_ncodes(void);
+void tty_term_apply(struct tty_term *, const char *, int);
+void tty_term_apply_overrides(struct tty_term *);
+struct tty_term *tty_term_create(struct tty *, char *, char **, u_int, int *,
+ char **);
+void tty_term_free(struct tty_term *);
+int tty_term_read_list(const char *, int, char ***, u_int *,
+ char **);
+void tty_term_free_list(char **, u_int);
+int tty_term_has(struct tty_term *, enum tty_code_code);
+const char *tty_term_string(struct tty_term *, enum tty_code_code);
+const char *tty_term_string1(struct tty_term *, enum tty_code_code, int);
+const char *tty_term_string2(struct tty_term *, enum tty_code_code, int,
+ int);
+const char *tty_term_string3(struct tty_term *, enum tty_code_code, int,
+ int, int);
+const char *tty_term_ptr1(struct tty_term *, enum tty_code_code,
+ const void *);
+const char *tty_term_ptr2(struct tty_term *, enum tty_code_code,
+ const void *, const void *);
+int tty_term_number(struct tty_term *, enum tty_code_code);
+int tty_term_flag(struct tty_term *, enum tty_code_code);
+const char *tty_term_describe(struct tty_term *, enum tty_code_code);
+
+/* tty-features.c */
+void tty_add_features(int *, const char *, const char *);
+const char *tty_get_features(int);
+int tty_apply_features(struct tty_term *, int);
+void tty_default_features(int *, const char *, u_int);
+
+/* tty-acs.c */
+int tty_acs_needed(struct tty *);
+const char *tty_acs_get(struct tty *, u_char);
+int tty_acs_reverse_get(struct tty *, const char *, size_t);
+const struct utf8_data *tty_acs_double_borders(int);
+const struct utf8_data *tty_acs_heavy_borders(int);
+const struct utf8_data *tty_acs_rounded_borders(int);
+
+/* tty-keys.c */
+void tty_keys_build(struct tty *);
+void tty_keys_free(struct tty *);
+int tty_keys_next(struct tty *);
+
+/* arguments.c */
+void args_set(struct args *, u_char, struct args_value *);
+struct args *args_create(void);
+struct args *args_parse(const struct args_parse *, struct args_value *,
+ u_int, char **);
+struct args *args_copy(struct args *, int, char **);
+void args_to_vector(struct args *, int *, char ***);
+struct args_value *args_from_vector(int, char **);
+void args_free_value(struct args_value *);
+void args_free_values(struct args_value *, u_int);
+void args_free(struct args *);
+char *args_print(struct args *);
+char *args_escape(const char *);
+int args_has(struct args *, u_char);
+const char *args_get(struct args *, u_char);
+u_char args_first(struct args *, struct args_entry **);
+u_char args_next(struct args_entry **);
+u_int args_count(struct args *);
+struct args_value *args_values(struct args *);
+struct args_value *args_value(struct args *, u_int);
+const char *args_string(struct args *, u_int);
+struct cmd_list *args_make_commands_now(struct cmd *, struct cmdq_item *,
+ u_int, int);
+struct args_command_state *args_make_commands_prepare(struct cmd *,
+ struct cmdq_item *, u_int, const char *, int, int);
+struct cmd_list *args_make_commands(struct args_command_state *, int, char **,
+ char **);
+void args_make_commands_free(struct args_command_state *);
+char *args_make_commands_get_command(struct args_command_state *);
+struct args_value *args_first_value(struct args *, u_char);
+struct args_value *args_next_value(struct args_value *);
+long long args_strtonum(struct args *, u_char, long long, long long,
+ char **);
+long long args_percentage(struct args *, u_char, long long,
+ long long, long long, char **);
+long long args_string_percentage(const char *, long long, long long,
+ long long, char **);
+
+/* cmd-find.c */
+int cmd_find_target(struct cmd_find_state *, struct cmdq_item *,
+ const char *, enum cmd_find_type, int);
+struct client *cmd_find_best_client(struct session *);
+struct client *cmd_find_client(struct cmdq_item *, const char *, int);
+void cmd_find_clear_state(struct cmd_find_state *, int);
+int cmd_find_empty_state(struct cmd_find_state *);
+int cmd_find_valid_state(struct cmd_find_state *);
+void cmd_find_copy_state(struct cmd_find_state *,
+ struct cmd_find_state *);
+void cmd_find_from_session(struct cmd_find_state *,
+ struct session *, int);
+void cmd_find_from_winlink(struct cmd_find_state *,
+ struct winlink *, int);
+int cmd_find_from_session_window(struct cmd_find_state *,
+ struct session *, struct window *, int);
+int cmd_find_from_window(struct cmd_find_state *, struct window *,
+ int);
+void cmd_find_from_winlink_pane(struct cmd_find_state *,
+ struct winlink *, struct window_pane *, int);
+int cmd_find_from_pane(struct cmd_find_state *,
+ struct window_pane *, int);
+int cmd_find_from_client(struct cmd_find_state *, struct client *,
+ int);
+int cmd_find_from_mouse(struct cmd_find_state *,
+ struct mouse_event *, int);
+int cmd_find_from_nothing(struct cmd_find_state *, int);
+
+/* cmd.c */
+extern const struct cmd_entry *cmd_table[];
+void printflike(3, 4) cmd_log_argv(int, char **, const char *, ...);
+void cmd_prepend_argv(int *, char ***, const char *);
+void cmd_append_argv(int *, char ***, const char *);
+int cmd_pack_argv(int, char **, char *, size_t);
+int cmd_unpack_argv(char *, size_t, int, char ***);
+char **cmd_copy_argv(int, char **);
+void cmd_free_argv(int, char **);
+char *cmd_stringify_argv(int, char **);
+char *cmd_get_alias(const char *);
+const struct cmd_entry *cmd_get_entry(struct cmd *);
+struct args *cmd_get_args(struct cmd *);
+u_int cmd_get_group(struct cmd *);
+void cmd_get_source(struct cmd *, const char **, u_int *);
+struct cmd *cmd_parse(struct args_value *, u_int, const char *, u_int,
+ char **);
+struct cmd *cmd_copy(struct cmd *, int, char **);
+void cmd_free(struct cmd *);
+char *cmd_print(struct cmd *);
+struct cmd_list *cmd_list_new(void);
+struct cmd_list *cmd_list_copy(struct cmd_list *, int, char **);
+void cmd_list_append(struct cmd_list *, struct cmd *);
+void cmd_list_append_all(struct cmd_list *, struct cmd_list *);
+void cmd_list_move(struct cmd_list *, struct cmd_list *);
+void cmd_list_free(struct cmd_list *);
+char *cmd_list_print(struct cmd_list *, int);
+struct cmd *cmd_list_first(struct cmd_list *);
+struct cmd *cmd_list_next(struct cmd *);
+int cmd_list_all_have(struct cmd_list *, int);
+int cmd_list_any_have(struct cmd_list *, int);
+int cmd_mouse_at(struct window_pane *, struct mouse_event *,
+ u_int *, u_int *, int);
+struct winlink *cmd_mouse_window(struct mouse_event *, struct session **);
+struct window_pane *cmd_mouse_pane(struct mouse_event *, struct session **,
+ struct winlink **);
+char *cmd_template_replace(const char *, const char *, int);
+
+/* cmd-attach-session.c */
+enum cmd_retval cmd_attach_session(struct cmdq_item *, const char *, int, int,
+ int, const char *, int, const char *);
+
+/* cmd-parse.c */
+void cmd_parse_empty(struct cmd_parse_input *);
+struct cmd_parse_result *cmd_parse_from_file(FILE *, struct cmd_parse_input *);
+struct cmd_parse_result *cmd_parse_from_string(const char *,
+ struct cmd_parse_input *);
+enum cmd_parse_status cmd_parse_and_insert(const char *,
+ struct cmd_parse_input *, struct cmdq_item *,
+ struct cmdq_state *, char **);
+enum cmd_parse_status cmd_parse_and_append(const char *,
+ struct cmd_parse_input *, struct client *,
+ struct cmdq_state *, char **);
+struct cmd_parse_result *cmd_parse_from_buffer(const void *, size_t,
+ struct cmd_parse_input *);
+struct cmd_parse_result *cmd_parse_from_arguments(struct args_value *, u_int,
+ struct cmd_parse_input *);
+
+/* cmd-queue.c */
+struct cmdq_state *cmdq_new_state(struct cmd_find_state *, struct key_event *,
+ int);
+struct cmdq_state *cmdq_link_state(struct cmdq_state *);
+struct cmdq_state *cmdq_copy_state(struct cmdq_state *);
+void cmdq_free_state(struct cmdq_state *);
+void printflike(3, 4) cmdq_add_format(struct cmdq_state *, const char *,
+ const char *, ...);
+void cmdq_add_formats(struct cmdq_state *, struct format_tree *);
+void cmdq_merge_formats(struct cmdq_item *, struct format_tree *);
+struct cmdq_list *cmdq_new(void);
+void cmdq_free(struct cmdq_list *);
+const char *cmdq_get_name(struct cmdq_item *);
+struct client *cmdq_get_client(struct cmdq_item *);
+struct client *cmdq_get_target_client(struct cmdq_item *);
+struct cmdq_state *cmdq_get_state(struct cmdq_item *);
+struct cmd_find_state *cmdq_get_target(struct cmdq_item *);
+struct cmd_find_state *cmdq_get_source(struct cmdq_item *);
+struct key_event *cmdq_get_event(struct cmdq_item *);
+struct cmd_find_state *cmdq_get_current(struct cmdq_item *);
+int cmdq_get_flags(struct cmdq_item *);
+struct cmdq_item *cmdq_get_command(struct cmd_list *, struct cmdq_state *);
+#define cmdq_get_callback(cb, data) cmdq_get_callback1(#cb, cb, data)
+struct cmdq_item *cmdq_get_callback1(const char *, cmdq_cb, void *);
+struct cmdq_item *cmdq_get_error(const char *);
+struct cmdq_item *cmdq_insert_after(struct cmdq_item *, struct cmdq_item *);
+struct cmdq_item *cmdq_append(struct client *, struct cmdq_item *);
+void printflike(4, 5) cmdq_insert_hook(struct session *, struct cmdq_item *,
+ struct cmd_find_state *, const char *, ...);
+void cmdq_continue(struct cmdq_item *);
+u_int cmdq_next(struct client *);
+struct cmdq_item *cmdq_running(struct client *);
+void cmdq_guard(struct cmdq_item *, const char *, int);
+void printflike(2, 3) cmdq_print(struct cmdq_item *, const char *, ...);
+void printflike(2, 3) cmdq_error(struct cmdq_item *, const char *, ...);
+
+/* cmd-wait-for.c */
+void cmd_wait_for_flush(void);
+
+/* client.c */
+int client_main(struct event_base *, int, char **, uint64_t, int);
+
+/* key-bindings.c */
+struct key_table *key_bindings_get_table(const char *, int);
+struct key_table *key_bindings_first_table(void);
+struct key_table *key_bindings_next_table(struct key_table *);
+void key_bindings_unref_table(struct key_table *);
+struct key_binding *key_bindings_get(struct key_table *, key_code);
+struct key_binding *key_bindings_get_default(struct key_table *, key_code);
+struct key_binding *key_bindings_first(struct key_table *);
+struct key_binding *key_bindings_next(struct key_table *, struct key_binding *);
+void key_bindings_add(const char *, key_code, const char *, int,
+ struct cmd_list *);
+void key_bindings_remove(const char *, key_code);
+void key_bindings_reset(const char *, key_code);
+void key_bindings_remove_table(const char *);
+void key_bindings_reset_table(const char *);
+void key_bindings_init(void);
+struct cmdq_item *key_bindings_dispatch(struct key_binding *,
+ struct cmdq_item *, struct client *, struct key_event *,
+ struct cmd_find_state *);
+
+/* key-string.c */
+key_code key_string_lookup_string(const char *);
+const char *key_string_lookup_key(key_code, int);
+
+/* alerts.c */
+void alerts_reset_all(void);
+void alerts_queue(struct window *, int);
+void alerts_check_session(struct session *);
+
+/* file.c */
+int file_cmp(struct client_file *, struct client_file *);
+RB_PROTOTYPE(client_files, client_file, entry, file_cmp);
+struct client_file *file_create_with_peer(struct tmuxpeer *,
+ struct client_files *, int, client_file_cb, void *);
+struct client_file *file_create_with_client(struct client *, int,
+ client_file_cb, void *);
+void file_free(struct client_file *);
+void file_fire_done(struct client_file *);
+void file_fire_read(struct client_file *);
+int file_can_print(struct client *);
+void printflike(2, 3) file_print(struct client *, const char *, ...);
+void printflike(2, 0) file_vprint(struct client *, const char *, va_list);
+void file_print_buffer(struct client *, void *, size_t);
+void printflike(2, 3) file_error(struct client *, const char *, ...);
+void file_write(struct client *, const char *, int, const void *, size_t,
+ client_file_cb, void *);
+void file_read(struct client *, const char *, client_file_cb, void *);
+void file_push(struct client_file *);
+int file_write_left(struct client_files *);
+void file_write_open(struct client_files *, struct tmuxpeer *,
+ struct imsg *, int, int, client_file_cb, void *);
+void file_write_data(struct client_files *, struct imsg *);
+void file_write_close(struct client_files *, struct imsg *);
+void file_read_open(struct client_files *, struct tmuxpeer *, struct imsg *,
+ int, int, client_file_cb, void *);
+void file_write_ready(struct client_files *, struct imsg *);
+void file_read_data(struct client_files *, struct imsg *);
+void file_read_done(struct client_files *, struct imsg *);
+
+/* server.c */
+extern struct tmuxproc *server_proc;
+extern struct clients clients;
+extern struct cmd_find_state marked_pane;
+extern struct message_list message_log;
+void server_set_marked(struct session *, struct winlink *,
+ struct window_pane *);
+void server_clear_marked(void);
+int server_is_marked(struct session *, struct winlink *,
+ struct window_pane *);
+int server_check_marked(void);
+int server_start(struct tmuxproc *, int, struct event_base *, int, char *);
+void server_update_socket(void);
+void server_add_accept(int);
+void printflike(1, 2) server_add_message(const char *, ...);
+int server_create_socket(int, char **);
+
+/* server-client.c */
+RB_PROTOTYPE(client_windows, client_window, entry, server_client_window_cmp);
+u_int server_client_how_many(void);
+void server_client_set_overlay(struct client *, u_int, overlay_check_cb,
+ overlay_mode_cb, overlay_draw_cb, overlay_key_cb,
+ overlay_free_cb, overlay_resize_cb, void *);
+void server_client_clear_overlay(struct client *);
+void server_client_overlay_range(u_int, u_int, u_int, u_int, u_int, u_int,
+ u_int, struct overlay_ranges *);
+void server_client_set_key_table(struct client *, const char *);
+const char *server_client_get_key_table(struct client *);
+int server_client_check_nested(struct client *);
+int server_client_handle_key(struct client *, struct key_event *);
+struct client *server_client_create(int);
+int server_client_open(struct client *, char **);
+void server_client_unref(struct client *);
+void server_client_set_session(struct client *, struct session *);
+void server_client_lost(struct client *);
+void server_client_suspend(struct client *);
+void server_client_detach(struct client *, enum msgtype);
+void server_client_exec(struct client *, const char *);
+void server_client_loop(void);
+void server_client_push_stdout(struct client *);
+void server_client_push_stderr(struct client *);
+const char *server_client_get_cwd(struct client *, struct session *);
+void server_client_set_flags(struct client *, const char *);
+const char *server_client_get_flags(struct client *);
+struct client_window *server_client_get_client_window(struct client *, u_int);
+struct client_window *server_client_add_client_window(struct client *, u_int);
+struct window_pane *server_client_get_pane(struct client *);
+void server_client_set_pane(struct client *, struct window_pane *);
+void server_client_remove_pane(struct window_pane *);
+
+/* server-fn.c */
+void server_redraw_client(struct client *);
+void server_status_client(struct client *);
+void server_redraw_session(struct session *);
+void server_redraw_session_group(struct session *);
+void server_status_session(struct session *);
+void server_status_session_group(struct session *);
+void server_redraw_window(struct window *);
+void server_redraw_window_borders(struct window *);
+void server_status_window(struct window *);
+void server_lock(void);
+void server_lock_session(struct session *);
+void server_lock_client(struct client *);
+void server_kill_pane(struct window_pane *);
+void server_kill_window(struct window *, int);
+void server_renumber_session(struct session *);
+void server_renumber_all(void);
+int server_link_window(struct session *,
+ struct winlink *, struct session *, int, int, int, char **);
+void server_unlink_window(struct session *, struct winlink *);
+void server_destroy_pane(struct window_pane *, int);
+void server_destroy_session(struct session *);
+void server_check_unattached(void);
+void server_unzoom_window(struct window *);
+
+/* status.c */
+extern char **status_prompt_hlist[];
+extern u_int status_prompt_hsize[];
+void status_timer_start(struct client *);
+void status_timer_start_all(void);
+void status_update_cache(struct session *);
+int status_at_line(struct client *);
+u_int status_line_size(struct client *);
+struct style_range *status_get_range(struct client *, u_int, u_int);
+void status_init(struct client *);
+void status_free(struct client *);
+int status_redraw(struct client *);
+void printflike(5, 6) status_message_set(struct client *, int, int, int,
+ const char *, ...);
+void status_message_clear(struct client *);
+int status_message_redraw(struct client *);
+void status_prompt_set(struct client *, struct cmd_find_state *,
+ const char *, const char *, prompt_input_cb, prompt_free_cb,
+ void *, int, enum prompt_type);
+void status_prompt_clear(struct client *);
+int status_prompt_redraw(struct client *);
+int status_prompt_key(struct client *, key_code);
+void status_prompt_update(struct client *, const char *, const char *);
+void status_prompt_load_history(void);
+void status_prompt_save_history(void);
+const char *status_prompt_type_string(u_int);
+enum prompt_type status_prompt_type(const char *type);
+
+/* resize.c */
+void resize_window(struct window *, u_int, u_int, int, int);
+void default_window_size(struct client *, struct session *, struct window *,
+ u_int *, u_int *, u_int *, u_int *, int);
+void recalculate_size(struct window *, int);
+void recalculate_sizes(void);
+void recalculate_sizes_now(int);
+
+/* input.c */
+struct input_ctx *input_init(struct window_pane *, struct bufferevent *,
+ struct colour_palette *);
+void input_free(struct input_ctx *);
+void input_reset(struct input_ctx *, int);
+struct evbuffer *input_pending(struct input_ctx *);
+void input_parse_pane(struct window_pane *);
+void input_parse_buffer(struct window_pane *, u_char *, size_t);
+void input_parse_screen(struct input_ctx *, struct screen *,
+ screen_write_init_ctx_cb, void *, u_char *, size_t);
+void input_reply_clipboard(struct bufferevent *, const char *, size_t,
+ const char *);
+
+/* input-key.c */
+void input_key_build(void);
+int input_key_pane(struct window_pane *, key_code, struct mouse_event *);
+int input_key(struct screen *, struct bufferevent *, key_code);
+int input_key_get_mouse(struct screen *, struct mouse_event *, u_int,
+ u_int, const char **, size_t *);
+
+/* colour.c */
+int colour_find_rgb(u_char, u_char, u_char);
+int colour_join_rgb(u_char, u_char, u_char);
+void colour_split_rgb(int, u_char *, u_char *, u_char *);
+int colour_force_rgb(int);
+const char *colour_tostring(int);
+int colour_fromstring(const char *s);
+int colour_256toRGB(int);
+int colour_256to16(int);
+int colour_byname(const char *);
+void colour_palette_init(struct colour_palette *);
+void colour_palette_clear(struct colour_palette *);
+void colour_palette_free(struct colour_palette *);
+int colour_palette_get(struct colour_palette *, int);
+int colour_palette_set(struct colour_palette *, int, int);
+void colour_palette_from_option(struct colour_palette *, struct options *);
+
+/* attributes.c */
+const char *attributes_tostring(int);
+int attributes_fromstring(const char *);
+
+/* grid.c */
+extern const struct grid_cell grid_default_cell;
+void grid_empty_line(struct grid *, u_int, u_int);
+int grid_cells_equal(const struct grid_cell *, const struct grid_cell *);
+int grid_cells_look_equal(const struct grid_cell *,
+ const struct grid_cell *);
+struct grid *grid_create(u_int, u_int, u_int);
+void grid_destroy(struct grid *);
+int grid_compare(struct grid *, struct grid *);
+void grid_collect_history(struct grid *);
+void grid_remove_history(struct grid *, u_int );
+void grid_scroll_history(struct grid *, u_int);
+void grid_scroll_history_region(struct grid *, u_int, u_int, u_int);
+void grid_clear_history(struct grid *);
+const struct grid_line *grid_peek_line(struct grid *, u_int);
+void grid_get_cell(struct grid *, u_int, u_int, struct grid_cell *);
+void grid_set_cell(struct grid *, u_int, u_int, const struct grid_cell *);
+void grid_set_padding(struct grid *, u_int, u_int);
+void grid_set_cells(struct grid *, u_int, u_int, const struct grid_cell *,
+ const char *, size_t);
+struct grid_line *grid_get_line(struct grid *, u_int);
+void grid_adjust_lines(struct grid *, u_int);
+void grid_clear(struct grid *, u_int, u_int, u_int, u_int, u_int);
+void grid_clear_lines(struct grid *, u_int, u_int, u_int);
+void grid_move_lines(struct grid *, u_int, u_int, u_int, u_int);
+void grid_move_cells(struct grid *, u_int, u_int, u_int, u_int, u_int);
+char *grid_string_cells(struct grid *, u_int, u_int, u_int,
+ struct grid_cell **, int, int, int);
+void grid_duplicate_lines(struct grid *, u_int, struct grid *, u_int,
+ u_int);
+void grid_reflow(struct grid *, u_int);
+void grid_wrap_position(struct grid *, u_int, u_int, u_int *, u_int *);
+void grid_unwrap_position(struct grid *, u_int *, u_int *, u_int, u_int);
+u_int grid_line_length(struct grid *, u_int);
+
+/* grid-reader.c */
+void grid_reader_start(struct grid_reader *, struct grid *, u_int, u_int);
+void grid_reader_get_cursor(struct grid_reader *, u_int *, u_int *);
+u_int grid_reader_line_length(struct grid_reader *);
+int grid_reader_in_set(struct grid_reader *, const char *);
+void grid_reader_cursor_right(struct grid_reader *, int, int);
+void grid_reader_cursor_left(struct grid_reader *, int);
+void grid_reader_cursor_down(struct grid_reader *);
+void grid_reader_cursor_up(struct grid_reader *);
+void grid_reader_cursor_start_of_line(struct grid_reader *, int);
+void grid_reader_cursor_end_of_line(struct grid_reader *, int, int);
+void grid_reader_cursor_next_word(struct grid_reader *, const char *);
+void grid_reader_cursor_next_word_end(struct grid_reader *, const char *);
+void grid_reader_cursor_previous_word(struct grid_reader *, const char *,
+ int, int);
+int grid_reader_cursor_jump(struct grid_reader *,
+ const struct utf8_data *);
+int grid_reader_cursor_jump_back(struct grid_reader *,
+ const struct utf8_data *);
+void grid_reader_cursor_back_to_indentation(struct grid_reader *);
+
+/* grid-view.c */
+void grid_view_get_cell(struct grid *, u_int, u_int, struct grid_cell *);
+void grid_view_set_cell(struct grid *, u_int, u_int,
+ const struct grid_cell *);
+void grid_view_set_padding(struct grid *, u_int, u_int);
+void grid_view_set_cells(struct grid *, u_int, u_int,
+ const struct grid_cell *, const char *, size_t);
+void grid_view_clear_history(struct grid *, u_int);
+void grid_view_clear(struct grid *, u_int, u_int, u_int, u_int, u_int);
+void grid_view_scroll_region_up(struct grid *, u_int, u_int, u_int);
+void grid_view_scroll_region_down(struct grid *, u_int, u_int, u_int);
+void grid_view_insert_lines(struct grid *, u_int, u_int, u_int);
+void grid_view_insert_lines_region(struct grid *, u_int, u_int, u_int,
+ u_int);
+void grid_view_delete_lines(struct grid *, u_int, u_int, u_int);
+void grid_view_delete_lines_region(struct grid *, u_int, u_int, u_int,
+ u_int);
+void grid_view_insert_cells(struct grid *, u_int, u_int, u_int, u_int);
+void grid_view_delete_cells(struct grid *, u_int, u_int, u_int, u_int);
+char *grid_view_string_cells(struct grid *, u_int, u_int, u_int);
+
+/* screen-write.c */
+void screen_write_make_list(struct screen *);
+void screen_write_free_list(struct screen *);
+void screen_write_start_pane(struct screen_write_ctx *,
+ struct window_pane *, struct screen *);
+void screen_write_start(struct screen_write_ctx *, struct screen *);
+void screen_write_start_callback(struct screen_write_ctx *, struct screen *,
+ screen_write_init_ctx_cb, void *);
+void screen_write_stop(struct screen_write_ctx *);
+void screen_write_reset(struct screen_write_ctx *);
+size_t printflike(1, 2) screen_write_strlen(const char *, ...);
+int printflike(7, 8) screen_write_text(struct screen_write_ctx *, u_int, u_int,
+ u_int, int, const struct grid_cell *, const char *, ...);
+void printflike(3, 4) screen_write_puts(struct screen_write_ctx *,
+ const struct grid_cell *, const char *, ...);
+void printflike(4, 5) screen_write_nputs(struct screen_write_ctx *,
+ ssize_t, const struct grid_cell *, const char *, ...);
+void printflike(4, 0) screen_write_vnputs(struct screen_write_ctx *, ssize_t,
+ const struct grid_cell *, const char *, va_list);
+void screen_write_putc(struct screen_write_ctx *, const struct grid_cell *,
+ u_char);
+void screen_write_fast_copy(struct screen_write_ctx *, struct screen *,
+ u_int, u_int, u_int, u_int);
+void screen_write_hline(struct screen_write_ctx *, u_int, int, int);
+void screen_write_vline(struct screen_write_ctx *, u_int, int, int);
+void screen_write_menu(struct screen_write_ctx *, struct menu *, int,
+ const struct grid_cell *);
+void screen_write_box(struct screen_write_ctx *, u_int, u_int, int,
+ const struct grid_cell *, const char *);
+void screen_write_preview(struct screen_write_ctx *, struct screen *, u_int,
+ u_int);
+void screen_write_backspace(struct screen_write_ctx *);
+void screen_write_mode_set(struct screen_write_ctx *, int);
+void screen_write_mode_clear(struct screen_write_ctx *, int);
+void screen_write_cursorup(struct screen_write_ctx *, u_int);
+void screen_write_cursordown(struct screen_write_ctx *, u_int);
+void screen_write_cursorright(struct screen_write_ctx *, u_int);
+void screen_write_cursorleft(struct screen_write_ctx *, u_int);
+void screen_write_alignmenttest(struct screen_write_ctx *);
+void screen_write_insertcharacter(struct screen_write_ctx *, u_int, u_int);
+void screen_write_deletecharacter(struct screen_write_ctx *, u_int, u_int);
+void screen_write_clearcharacter(struct screen_write_ctx *, u_int, u_int);
+void screen_write_insertline(struct screen_write_ctx *, u_int, u_int);
+void screen_write_deleteline(struct screen_write_ctx *, u_int, u_int);
+void screen_write_clearline(struct screen_write_ctx *, u_int);
+void screen_write_clearendofline(struct screen_write_ctx *, u_int);
+void screen_write_clearstartofline(struct screen_write_ctx *, u_int);
+void screen_write_cursormove(struct screen_write_ctx *, int, int, int);
+void screen_write_reverseindex(struct screen_write_ctx *, u_int);
+void screen_write_scrollregion(struct screen_write_ctx *, u_int, u_int);
+void screen_write_linefeed(struct screen_write_ctx *, int, u_int);
+void screen_write_scrollup(struct screen_write_ctx *, u_int, u_int);
+void screen_write_scrolldown(struct screen_write_ctx *, u_int, u_int);
+void screen_write_carriagereturn(struct screen_write_ctx *);
+void screen_write_clearendofscreen(struct screen_write_ctx *, u_int);
+void screen_write_clearstartofscreen(struct screen_write_ctx *, u_int);
+void screen_write_clearscreen(struct screen_write_ctx *, u_int);
+void screen_write_clearhistory(struct screen_write_ctx *);
+void screen_write_fullredraw(struct screen_write_ctx *);
+void screen_write_collect_end(struct screen_write_ctx *);
+void screen_write_collect_add(struct screen_write_ctx *,
+ const struct grid_cell *);
+void screen_write_cell(struct screen_write_ctx *, const struct grid_cell *);
+void screen_write_setselection(struct screen_write_ctx *, u_char *, u_int);
+void screen_write_rawstring(struct screen_write_ctx *, u_char *, u_int);
+void screen_write_alternateon(struct screen_write_ctx *,
+ struct grid_cell *, int);
+void screen_write_alternateoff(struct screen_write_ctx *,
+ struct grid_cell *, int);
+
+/* screen-redraw.c */
+void screen_redraw_screen(struct client *);
+void screen_redraw_pane(struct client *, struct window_pane *);
+
+/* screen.c */
+void screen_init(struct screen *, u_int, u_int, u_int);
+void screen_reinit(struct screen *);
+void screen_free(struct screen *);
+void screen_reset_tabs(struct screen *);
+void screen_set_cursor_style(u_int, enum screen_cursor_style *, int *);
+void screen_set_cursor_colour(struct screen *, int);
+int screen_set_title(struct screen *, const char *);
+void screen_set_path(struct screen *, const char *);
+void screen_push_title(struct screen *);
+void screen_pop_title(struct screen *);
+void screen_resize(struct screen *, u_int, u_int, int);
+void screen_resize_cursor(struct screen *, u_int, u_int, int, int, int);
+void screen_set_selection(struct screen *, u_int, u_int, u_int, u_int,
+ u_int, int, struct grid_cell *);
+void screen_clear_selection(struct screen *);
+void screen_hide_selection(struct screen *);
+int screen_check_selection(struct screen *, u_int, u_int);
+void screen_select_cell(struct screen *, struct grid_cell *,
+ const struct grid_cell *);
+void screen_alternate_on(struct screen *, struct grid_cell *, int);
+void screen_alternate_off(struct screen *, struct grid_cell *, int);
+const char *screen_mode_to_string(int);
+
+/* window.c */
+extern struct windows windows;
+extern struct window_pane_tree all_window_panes;
+int window_cmp(struct window *, struct window *);
+RB_PROTOTYPE(windows, window, entry, window_cmp);
+int winlink_cmp(struct winlink *, struct winlink *);
+RB_PROTOTYPE(winlinks, winlink, entry, winlink_cmp);
+int window_pane_cmp(struct window_pane *, struct window_pane *);
+RB_PROTOTYPE(window_pane_tree, window_pane, tree_entry, window_pane_cmp);
+struct winlink *winlink_find_by_index(struct winlinks *, int);
+struct winlink *winlink_find_by_window(struct winlinks *, struct window *);
+struct winlink *winlink_find_by_window_id(struct winlinks *, u_int);
+u_int winlink_count(struct winlinks *);
+struct winlink *winlink_add(struct winlinks *, int);
+void winlink_set_window(struct winlink *, struct window *);
+void winlink_remove(struct winlinks *, struct winlink *);
+struct winlink *winlink_next(struct winlink *);
+struct winlink *winlink_previous(struct winlink *);
+struct winlink *winlink_next_by_number(struct winlink *, struct session *,
+ int);
+struct winlink *winlink_previous_by_number(struct winlink *, struct session *,
+ int);
+void winlink_stack_push(struct winlink_stack *, struct winlink *);
+void winlink_stack_remove(struct winlink_stack *, struct winlink *);
+struct window *window_find_by_id_str(const char *);
+struct window *window_find_by_id(u_int);
+void window_update_activity(struct window *);
+struct window *window_create(u_int, u_int, u_int, u_int);
+void window_pane_set_event(struct window_pane *);
+struct window_pane *window_get_active_at(struct window *, u_int, u_int);
+struct window_pane *window_find_string(struct window *, const char *);
+int window_has_pane(struct window *, struct window_pane *);
+int window_set_active_pane(struct window *, struct window_pane *,
+ int);
+void window_update_focus(struct window *);
+void window_pane_update_focus(struct window_pane *);
+void window_redraw_active_switch(struct window *,
+ struct window_pane *);
+struct window_pane *window_add_pane(struct window *, struct window_pane *,
+ u_int, int);
+void window_resize(struct window *, u_int, u_int, int, int);
+void window_pane_send_resize(struct window_pane *, u_int, u_int);
+int window_zoom(struct window_pane *);
+int window_unzoom(struct window *);
+int window_push_zoom(struct window *, int, int);
+int window_pop_zoom(struct window *);
+void window_lost_pane(struct window *, struct window_pane *);
+void window_remove_pane(struct window *, struct window_pane *);
+struct window_pane *window_pane_at_index(struct window *, u_int);
+struct window_pane *window_pane_next_by_number(struct window *,
+ struct window_pane *, u_int);
+struct window_pane *window_pane_previous_by_number(struct window *,
+ struct window_pane *, u_int);
+int window_pane_index(struct window_pane *, u_int *);
+u_int window_count_panes(struct window *);
+void window_destroy_panes(struct window *);
+struct window_pane *window_pane_find_by_id_str(const char *);
+struct window_pane *window_pane_find_by_id(u_int);
+int window_pane_destroy_ready(struct window_pane *);
+void window_pane_resize(struct window_pane *, u_int, u_int);
+int window_pane_set_mode(struct window_pane *,
+ struct window_pane *, const struct window_mode *,
+ struct cmd_find_state *, struct args *);
+void window_pane_reset_mode(struct window_pane *);
+void window_pane_reset_mode_all(struct window_pane *);
+int window_pane_key(struct window_pane *, struct client *,
+ struct session *, struct winlink *, key_code,
+ struct mouse_event *);
+int window_pane_visible(struct window_pane *);
+u_int window_pane_search(struct window_pane *, const char *, int,
+ int);
+const char *window_printable_flags(struct winlink *, int);
+struct window_pane *window_pane_find_up(struct window_pane *);
+struct window_pane *window_pane_find_down(struct window_pane *);
+struct window_pane *window_pane_find_left(struct window_pane *);
+struct window_pane *window_pane_find_right(struct window_pane *);
+void window_set_name(struct window *, const char *);
+void window_add_ref(struct window *, const char *);
+void window_remove_ref(struct window *, const char *);
+void winlink_clear_flags(struct winlink *);
+int winlink_shuffle_up(struct session *, struct winlink *, int);
+int window_pane_start_input(struct window_pane *,
+ struct cmdq_item *, char **);
+void *window_pane_get_new_data(struct window_pane *,
+ struct window_pane_offset *, size_t *);
+void window_pane_update_used_data(struct window_pane *,
+ struct window_pane_offset *, size_t);
+void window_set_fill_character(struct window *);
+
+/* layout.c */
+u_int layout_count_cells(struct layout_cell *);
+struct layout_cell *layout_create_cell(struct layout_cell *);
+void layout_free_cell(struct layout_cell *);
+void layout_print_cell(struct layout_cell *, const char *, u_int);
+void layout_destroy_cell(struct window *, struct layout_cell *,
+ struct layout_cell **);
+void layout_resize_layout(struct window *, struct layout_cell *,
+ enum layout_type, int, int);
+struct layout_cell *layout_search_by_border(struct layout_cell *, u_int, u_int);
+void layout_set_size(struct layout_cell *, u_int, u_int, u_int,
+ u_int);
+void layout_make_leaf(struct layout_cell *, struct window_pane *);
+void layout_make_node(struct layout_cell *, enum layout_type);
+void layout_fix_offsets(struct window *);
+void layout_fix_panes(struct window *, struct window_pane *);
+void layout_resize_adjust(struct window *, struct layout_cell *,
+ enum layout_type, int);
+void layout_init(struct window *, struct window_pane *);
+void layout_free(struct window *);
+void layout_resize(struct window *, u_int, u_int);
+void layout_resize_pane(struct window_pane *, enum layout_type,
+ int, int);
+void layout_resize_pane_to(struct window_pane *, enum layout_type,
+ u_int);
+void layout_assign_pane(struct layout_cell *, struct window_pane *,
+ int);
+struct layout_cell *layout_split_pane(struct window_pane *, enum layout_type,
+ int, int);
+void layout_close_pane(struct window_pane *);
+int layout_spread_cell(struct window *, struct layout_cell *);
+void layout_spread_out(struct window_pane *);
+
+/* layout-custom.c */
+char *layout_dump(struct layout_cell *);
+int layout_parse(struct window *, const char *, char **);
+
+/* layout-set.c */
+int layout_set_lookup(const char *);
+u_int layout_set_select(struct window *, u_int);
+u_int layout_set_next(struct window *);
+u_int layout_set_previous(struct window *);
+
+/* mode-tree.c */
+typedef void (*mode_tree_build_cb)(void *, struct mode_tree_sort_criteria *,
+ uint64_t *, const char *);
+typedef void (*mode_tree_draw_cb)(void *, void *, struct screen_write_ctx *,
+ u_int, u_int);
+typedef int (*mode_tree_search_cb)(void *, void *, const char *);
+typedef void (*mode_tree_menu_cb)(void *, struct client *, key_code);
+typedef u_int (*mode_tree_height_cb)(void *, u_int);
+typedef key_code (*mode_tree_key_cb)(void *, void *, u_int);
+typedef void (*mode_tree_each_cb)(void *, void *, struct client *, key_code);
+u_int mode_tree_count_tagged(struct mode_tree_data *);
+void *mode_tree_get_current(struct mode_tree_data *);
+const char *mode_tree_get_current_name(struct mode_tree_data *);
+void mode_tree_expand_current(struct mode_tree_data *);
+void mode_tree_collapse_current(struct mode_tree_data *);
+void mode_tree_expand(struct mode_tree_data *, uint64_t);
+int mode_tree_set_current(struct mode_tree_data *, uint64_t);
+void mode_tree_each_tagged(struct mode_tree_data *, mode_tree_each_cb,
+ struct client *, key_code, int);
+void mode_tree_up(struct mode_tree_data *, int);
+void mode_tree_down(struct mode_tree_data *, int);
+struct mode_tree_data *mode_tree_start(struct window_pane *, struct args *,
+ mode_tree_build_cb, mode_tree_draw_cb, mode_tree_search_cb,
+ mode_tree_menu_cb, mode_tree_height_cb, mode_tree_key_cb, void *,
+ const struct menu_item *, const char **, u_int, struct screen **);
+void mode_tree_zoom(struct mode_tree_data *, struct args *);
+void mode_tree_build(struct mode_tree_data *);
+void mode_tree_free(struct mode_tree_data *);
+void mode_tree_resize(struct mode_tree_data *, u_int, u_int);
+struct mode_tree_item *mode_tree_add(struct mode_tree_data *,
+ struct mode_tree_item *, void *, uint64_t, const char *,
+ const char *, int);
+void mode_tree_draw_as_parent(struct mode_tree_item *);
+void mode_tree_no_tag(struct mode_tree_item *);
+void mode_tree_remove(struct mode_tree_data *, struct mode_tree_item *);
+void mode_tree_draw(struct mode_tree_data *);
+int mode_tree_key(struct mode_tree_data *, struct client *, key_code *,
+ struct mouse_event *, u_int *, u_int *);
+void mode_tree_run_command(struct client *, struct cmd_find_state *,
+ const char *, const char *);
+
+/* window-buffer.c */
+extern const struct window_mode window_buffer_mode;
+
+/* window-tree.c */
+extern const struct window_mode window_tree_mode;
+
+/* window-clock.c */
+extern const struct window_mode window_clock_mode;
+extern const char window_clock_table[14][5][5];
+
+/* window-client.c */
+extern const struct window_mode window_client_mode;
+
+/* window-copy.c */
+extern const struct window_mode window_copy_mode;
+extern const struct window_mode window_view_mode;
+void printflike(3, 4) window_copy_add(struct window_pane *, int, const char *,
+ ...);
+void printflike(3, 0) window_copy_vadd(struct window_pane *, int, const char *,
+ va_list);
+void window_copy_pageup(struct window_pane *, int);
+void window_copy_start_drag(struct client *, struct mouse_event *);
+char *window_copy_get_word(struct window_pane *, u_int, u_int);
+char *window_copy_get_line(struct window_pane *, u_int);
+
+/* window-option.c */
+extern const struct window_mode window_customize_mode;
+
+/* names.c */
+void check_window_name(struct window *);
+char *default_window_name(struct window *);
+char *parse_window_name(const char *);
+
+/* control.c */
+void control_discard(struct client *);
+void control_start(struct client *);
+void control_stop(struct client *);
+void control_set_pane_on(struct client *, struct window_pane *);
+void control_set_pane_off(struct client *, struct window_pane *);
+void control_continue_pane(struct client *, struct window_pane *);
+void control_pause_pane(struct client *, struct window_pane *);
+struct window_pane_offset *control_pane_offset(struct client *,
+ struct window_pane *, int *);
+void control_reset_offsets(struct client *);
+void printflike(2, 3) control_write(struct client *, const char *, ...);
+void control_write_output(struct client *, struct window_pane *);
+int control_all_done(struct client *);
+void control_add_sub(struct client *, const char *, enum control_sub_type,
+ int, const char *);
+void control_remove_sub(struct client *, const char *);
+
+/* control-notify.c */
+void control_notify_input(struct client *, struct window_pane *,
+ const u_char *, size_t);
+void control_notify_pane_mode_changed(int);
+void control_notify_window_layout_changed(struct window *);
+void control_notify_window_pane_changed(struct window *);
+void control_notify_window_unlinked(struct session *, struct window *);
+void control_notify_window_linked(struct session *, struct window *);
+void control_notify_window_renamed(struct window *);
+void control_notify_client_session_changed(struct client *);
+void control_notify_client_detached(struct client *);
+void control_notify_session_renamed(struct session *);
+void control_notify_session_created(struct session *);
+void control_notify_session_closed(struct session *);
+void control_notify_session_window_changed(struct session *);
+
+/* session.c */
+extern struct sessions sessions;
+extern u_int next_session_id;
+int session_cmp(struct session *, struct session *);
+RB_PROTOTYPE(sessions, session, entry, session_cmp);
+int session_alive(struct session *);
+struct session *session_find(const char *);
+struct session *session_find_by_id_str(const char *);
+struct session *session_find_by_id(u_int);
+struct session *session_create(const char *, const char *, const char *,
+ struct environ *, struct options *, struct termios *);
+void session_destroy(struct session *, int, const char *);
+void session_add_ref(struct session *, const char *);
+void session_remove_ref(struct session *, const char *);
+char *session_check_name(const char *);
+void session_update_activity(struct session *, struct timeval *);
+struct session *session_next_session(struct session *);
+struct session *session_previous_session(struct session *);
+struct winlink *session_new(struct session *, const char *, int, char **,
+ const char *, const char *, int, char **);
+struct winlink *session_attach(struct session *, struct window *, int,
+ char **);
+int session_detach(struct session *, struct winlink *);
+int session_has(struct session *, struct window *);
+int session_is_linked(struct session *, struct window *);
+int session_next(struct session *, int);
+int session_previous(struct session *, int);
+int session_select(struct session *, int);
+int session_last(struct session *);
+int session_set_current(struct session *, struct winlink *);
+struct session_group *session_group_contains(struct session *);
+struct session_group *session_group_find(const char *);
+struct session_group *session_group_new(const char *);
+void session_group_add(struct session_group *, struct session *);
+void session_group_synchronize_to(struct session *);
+void session_group_synchronize_from(struct session *);
+u_int session_group_count(struct session_group *);
+u_int session_group_attached_count(struct session_group *);
+void session_renumber_windows(struct session *);
+
+/* utf8.c */
+utf8_char utf8_build_one(u_char);
+enum utf8_state utf8_from_data(const struct utf8_data *, utf8_char *);
+void utf8_to_data(utf8_char, struct utf8_data *);
+void utf8_set(struct utf8_data *, u_char);
+void utf8_copy(struct utf8_data *, const struct utf8_data *);
+enum utf8_state utf8_open(struct utf8_data *, u_char);
+enum utf8_state utf8_append(struct utf8_data *, u_char);
+int utf8_isvalid(const char *);
+int utf8_strvis(char *, const char *, size_t, int);
+int utf8_stravis(char **, const char *, int);
+int utf8_stravisx(char **, const char *, size_t, int);
+char *utf8_sanitize(const char *);
+size_t utf8_strlen(const struct utf8_data *);
+u_int utf8_strwidth(const struct utf8_data *, ssize_t);
+struct utf8_data *utf8_fromcstr(const char *);
+char *utf8_tocstr(struct utf8_data *);
+u_int utf8_cstrwidth(const char *);
+char *utf8_padcstr(const char *, u_int);
+char *utf8_rpadcstr(const char *, u_int);
+int utf8_cstrhas(const char *, const struct utf8_data *);
+
+/* osdep-*.c */
+char *osdep_get_name(int, char *);
+char *osdep_get_cwd(int);
+struct event_base *osdep_event_init(void);
+
+/* log.c */
+void log_add_level(void);
+int log_get_level(void);
+void log_open(const char *);
+void log_toggle(const char *);
+void log_close(void);
+void printflike(1, 2) log_debug(const char *, ...);
+__dead void printflike(1, 2) fatal(const char *, ...);
+__dead void printflike(1, 2) fatalx(const char *, ...);
+
+/* menu.c */
+#define MENU_NOMOUSE 0x1
+#define MENU_TAB 0x2
+#define MENU_STAYOPEN 0x4
+struct menu *menu_create(const char *);
+void menu_add_items(struct menu *, const struct menu_item *,
+ struct cmdq_item *, struct client *,
+ struct cmd_find_state *);
+void menu_add_item(struct menu *, const struct menu_item *,
+ struct cmdq_item *, struct client *,
+ struct cmd_find_state *);
+void menu_free(struct menu *);
+struct menu_data *menu_prepare(struct menu *, int, struct cmdq_item *, u_int,
+ u_int, struct client *, struct cmd_find_state *,
+ menu_choice_cb, void *);
+int menu_display(struct menu *, int, struct cmdq_item *, u_int,
+ u_int, struct client *, struct cmd_find_state *,
+ menu_choice_cb, void *);
+struct screen *menu_mode_cb(struct client *, void *, u_int *, u_int *);
+void menu_check_cb(struct client *, void *, u_int, u_int, u_int,
+ struct overlay_ranges *);
+void menu_draw_cb(struct client *, void *,
+ struct screen_redraw_ctx *);
+void menu_free_cb(struct client *, void *);
+int menu_key_cb(struct client *, void *, struct key_event *);
+
+/* popup.c */
+#define POPUP_CLOSEEXIT 0x1
+#define POPUP_CLOSEEXITZERO 0x2
+#define POPUP_INTERNAL 0x4
+typedef void (*popup_close_cb)(int, void *);
+typedef void (*popup_finish_edit_cb)(char *, size_t, void *);
+int popup_display(int, int, struct cmdq_item *, u_int, u_int,
+ u_int, u_int, struct environ *, const char *, int, char **,
+ const char *, const char *, struct client *,
+ struct session *, const char *, const char *,
+ popup_close_cb, void *);
+int popup_editor(struct client *, const char *, size_t,
+ popup_finish_edit_cb, void *);
+
+/* style.c */
+int style_parse(struct style *,const struct grid_cell *,
+ const char *);
+const char *style_tostring(struct style *);
+void style_add(struct grid_cell *, struct options *,
+ const char *, struct format_tree *);
+void style_apply(struct grid_cell *, struct options *,
+ const char *, struct format_tree *);
+void style_set(struct style *, const struct grid_cell *);
+void style_copy(struct style *, struct style *);
+
+/* spawn.c */
+struct winlink *spawn_window(struct spawn_context *, char **);
+struct window_pane *spawn_pane(struct spawn_context *, char **);
+
+/* regsub.c */
+char *regsub(const char *, const char *, const char *, int);
+
+/* server-acl.c */
+void server_acl_init(void);
+struct server_acl_user *server_acl_user_find(uid_t);
+void server_acl_display(struct cmdq_item *);
+void server_acl_user_allow(uid_t);
+void server_acl_user_deny(uid_t);
+void server_acl_user_allow_write(uid_t);
+void server_acl_user_deny_write(uid_t);
+int server_acl_join(struct client *);
+uid_t server_acl_get_uid(struct server_acl_user *);
+
+#endif /* TMUX_H */