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tmux/server-client.c

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/* $OpenBSD$ */
/*
* Copyright (c) 2009 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.
*/
#include <sys/types.h>
#include <sys/ioctl.h>
#include <sys/uio.h>
#include <errno.h>
#include <event.h>
#include <fcntl.h>
#include <imsg.h>
#include <paths.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include "tmux.h"
static void server_client_free(int, short, void *);
static void server_client_check_pane_resize(struct window_pane *);
static void server_client_check_pane_buffer(struct window_pane *);
static void server_client_check_window_resize(struct window *);
static key_code server_client_check_mouse(struct client *, struct key_event *);
static void server_client_repeat_timer(int, short, void *);
static void server_client_click_timer(int, short, void *);
static void server_client_check_exit(struct client *);
static void server_client_check_redraw(struct client *);
static void server_client_check_modes(struct client *);
static void server_client_set_title(struct client *);
static void server_client_set_path(struct client *);
static void server_client_reset_state(struct client *);
static int server_client_assume_paste(struct session *);
static void server_client_update_latest(struct client *);
static void server_client_dispatch(struct imsg *, void *);
static void server_client_dispatch_command(struct client *, struct imsg *);
static void server_client_dispatch_identify(struct client *, struct imsg *);
static void server_client_dispatch_shell(struct client *);
/* Compare client windows. */
static int
server_client_window_cmp(struct client_window *cw1,
struct client_window *cw2)
{
if (cw1->window < cw2->window)
return (-1);
if (cw1->window > cw2->window)
return (1);
return (0);
}
RB_GENERATE(client_windows, client_window, entry, server_client_window_cmp);
/* Number of attached clients. */
u_int
server_client_how_many(void)
{
struct client *c;
u_int n;
n = 0;
TAILQ_FOREACH(c, &clients, entry) {
if (c->session != NULL && (~c->flags & CLIENT_UNATTACHEDFLAGS))
n++;
}
return (n);
}
/* Overlay timer callback. */
static void
server_client_overlay_timer(__unused int fd, __unused short events, void *data)
{
server_client_clear_overlay(data);
}
/* Set an overlay on client. */
void
server_client_set_overlay(struct client *c, u_int delay,
overlay_check_cb checkcb, overlay_mode_cb modecb,
overlay_draw_cb drawcb, overlay_key_cb keycb, overlay_free_cb freecb,
overlay_resize_cb resizecb, void *data)
{
struct timeval tv;
if (c->overlay_draw != NULL)
server_client_clear_overlay(c);
tv.tv_sec = delay / 1000;
tv.tv_usec = (delay % 1000) * 1000L;
if (event_initialized(&c->overlay_timer))
evtimer_del(&c->overlay_timer);
evtimer_set(&c->overlay_timer, server_client_overlay_timer, c);
if (delay != 0)
evtimer_add(&c->overlay_timer, &tv);
c->overlay_check = checkcb;
c->overlay_mode = modecb;
c->overlay_draw = drawcb;
c->overlay_key = keycb;
c->overlay_free = freecb;
c->overlay_resize = resizecb;
c->overlay_data = data;
if (c->overlay_check == NULL)
c->tty.flags |= TTY_FREEZE;
if (c->overlay_mode == NULL)
c->tty.flags |= TTY_NOCURSOR;
server_redraw_client(c);
}
/* Clear overlay mode on client. */
void
server_client_clear_overlay(struct client *c)
{
if (c->overlay_draw == NULL)
return;
if (event_initialized(&c->overlay_timer))
evtimer_del(&c->overlay_timer);
if (c->overlay_free != NULL)
c->overlay_free(c, c->overlay_data);
c->overlay_check = NULL;
c->overlay_mode = NULL;
c->overlay_draw = NULL;
c->overlay_key = NULL;
c->overlay_free = NULL;
c->overlay_data = NULL;
c->tty.flags &= ~(TTY_FREEZE|TTY_NOCURSOR);
server_redraw_client(c);
}
/*
* Given overlay position and dimensions, return parts of the input range which
* are visible.
*/
void
server_client_overlay_range(u_int x, u_int y, u_int sx, u_int sy, u_int px,
u_int py, u_int nx, struct overlay_ranges *r)
{
u_int ox, onx;
/* Return up to 2 ranges. */
r->px[2] = 0;
r->nx[2] = 0;
/* Trivial case of no overlap in the y direction. */
if (py < y || py > y + sy - 1) {
r->px[0] = px;
r->nx[0] = nx;
r->px[1] = 0;
r->nx[1] = 0;
return;
}
/* Visible bit to the left of the popup. */
if (px < x) {
r->px[0] = px;
r->nx[0] = x - px;
if (r->nx[0] > nx)
r->nx[0] = nx;
} else {
r->px[0] = 0;
r->nx[0] = 0;
}
/* Visible bit to the right of the popup. */
ox = x + sx;
if (px > ox)
ox = px;
onx = px + nx;
if (onx > ox) {
r->px[1] = ox;
r->nx[1] = onx - ox;
} else {
r->px[1] = 0;
r->nx[1] = 0;
}
}
/* Check if this client is inside this server. */
int
server_client_check_nested(struct client *c)
{
struct environ_entry *envent;
struct window_pane *wp;
envent = environ_find(c->environ, "TMUX");
if (envent == NULL || *envent->value == '\0')
return (0);
RB_FOREACH(wp, window_pane_tree, &all_window_panes) {
if (strcmp(wp->tty, c->ttyname) == 0)
return (1);
}
return (0);
}
/* Set client key table. */
void
server_client_set_key_table(struct client *c, const char *name)
{
if (name == NULL)
name = server_client_get_key_table(c);
key_bindings_unref_table(c->keytable);
c->keytable = key_bindings_get_table(name, 1);
c->keytable->references++;
}
/* Get default key table. */
const char *
server_client_get_key_table(struct client *c)
{
struct session *s = c->session;
const char *name;
if (s == NULL)
return ("root");
name = options_get_string(s->options, "key-table");
if (*name == '\0')
return ("root");
return (name);
}
/* Is this table the default key table? */
static int
server_client_is_default_key_table(struct client *c, struct key_table *table)
{
return (strcmp(table->name, server_client_get_key_table(c)) == 0);
}
/* Create a new client. */
struct client *
server_client_create(int fd)
{
struct client *c;
setblocking(fd, 0);
c = xcalloc(1, sizeof *c);
c->references = 1;
c->peer = proc_add_peer(server_proc, fd, server_client_dispatch, c);
if (gettimeofday(&c->creation_time, NULL) != 0)
fatal("gettimeofday failed");
memcpy(&c->activity_time, &c->creation_time, sizeof c->activity_time);
c->environ = environ_create();
c->fd = -1;
c->out_fd = -1;
c->queue = cmdq_new();
RB_INIT(&c->windows);
RB_INIT(&c->files);
c->tty.sx = 80;
c->tty.sy = 24;
status_init(c);
c->flags |= CLIENT_FOCUSED;
c->keytable = key_bindings_get_table("root", 1);
c->keytable->references++;
evtimer_set(&c->repeat_timer, server_client_repeat_timer, c);
evtimer_set(&c->click_timer, server_client_click_timer, c);
TAILQ_INSERT_TAIL(&clients, c, entry);
log_debug("new client %p", c);
return (c);
}
/* Open client terminal if needed. */
int
server_client_open(struct client *c, char **cause)
{
const char *ttynam = _PATH_TTY;
if (c->flags & CLIENT_CONTROL)
return (0);
if (strcmp(c->ttyname, ttynam) == 0||
((isatty(STDIN_FILENO) &&
(ttynam = ttyname(STDIN_FILENO)) != NULL &&
strcmp(c->ttyname, ttynam) == 0) ||
(isatty(STDOUT_FILENO) &&
(ttynam = ttyname(STDOUT_FILENO)) != NULL &&
strcmp(c->ttyname, ttynam) == 0) ||
(isatty(STDERR_FILENO) &&
(ttynam = ttyname(STDERR_FILENO)) != NULL &&
strcmp(c->ttyname, ttynam) == 0))) {
xasprintf(cause, "can't use %s", c->ttyname);
return (-1);
}
if (!(c->flags & CLIENT_TERMINAL)) {
*cause = xstrdup("not a terminal");
return (-1);
}
if (tty_open(&c->tty, cause) != 0)
return (-1);
return (0);
}
/* Lost an attached client. */
static void
server_client_attached_lost(struct client *c)
{
struct session *s;
struct window *w;
struct client *loop;
struct client *found;
log_debug("lost attached client %p", c);
/*
* By this point the session in the client has been cleared so walk all
* windows to find any with this client as the latest.
*/
RB_FOREACH(w, windows, &windows) {
if (w->latest != c)
continue;
found = NULL;
TAILQ_FOREACH(loop, &clients, entry) {
s = loop->session;
if (loop == c || s == NULL || s->curw->window != w)
continue;
if (found == NULL || timercmp(&loop->activity_time,
&found->activity_time, >))
found = loop;
}
if (found != NULL)
server_client_update_latest(found);
}
}
/* Set client session. */
void
server_client_set_session(struct client *c, struct session *s)
{
struct session *old = c->session;
if (s != NULL && c->session != NULL && c->session != s)
c->last_session = c->session;
else if (s == NULL)
c->last_session = NULL;
c->session = s;
c->flags |= CLIENT_FOCUSED;
if (old != NULL && old->curw != NULL)
window_update_focus(old->curw->window);
if (s != NULL) {
recalculate_sizes();
window_update_focus(s->curw->window);
session_update_activity(s, NULL);
gettimeofday(&s->last_attached_time, NULL);
s->curw->flags &= ~WINLINK_ALERTFLAGS;
s->curw->window->latest = c;
alerts_check_session(s);
tty_update_client_offset(c);
status_timer_start(c);
notify_client("client-session-changed", c);
server_redraw_client(c);
}
server_check_unattached();
server_update_socket();
}
/* Lost a client. */
void
server_client_lost(struct client *c)
{
struct client_file *cf, *cf1;
struct client_window *cw, *cw1;
c->flags |= CLIENT_DEAD;
server_client_clear_overlay(c);
status_prompt_clear(c);
status_message_clear(c);
RB_FOREACH_SAFE(cf, client_files, &c->files, cf1) {
cf->error = EINTR;
file_fire_done(cf);
}
RB_FOREACH_SAFE(cw, client_windows, &c->windows, cw1) {
RB_REMOVE(client_windows, &c->windows, cw);
free(cw);
}
TAILQ_REMOVE(&clients, c, entry);
log_debug("lost client %p", c);
if (c->flags & CLIENT_ATTACHED) {
server_client_attached_lost(c);
notify_client("client-detached", c);
}
if (c->flags & CLIENT_CONTROL)
control_stop(c);
if (c->flags & CLIENT_TERMINAL)
tty_free(&c->tty);
free(c->ttyname);
free(c->clipboard_panes);
free(c->term_name);
free(c->term_type);
tty_term_free_list(c->term_caps, c->term_ncaps);
status_free(c);
free(c->title);
free((void *)c->cwd);
evtimer_del(&c->repeat_timer);
evtimer_del(&c->click_timer);
key_bindings_unref_table(c->keytable);
free(c->message_string);
if (event_initialized(&c->message_timer))
evtimer_del(&c->message_timer);
free(c->prompt_saved);
free(c->prompt_string);
free(c->prompt_buffer);
format_lost_client(c);
environ_free(c->environ);
proc_remove_peer(c->peer);
c->peer = NULL;
if (c->out_fd != -1)
close(c->out_fd);
if (c->fd != -1) {
close(c->fd);
c->fd = -1;
}
server_client_unref(c);
server_add_accept(0); /* may be more file descriptors now */
recalculate_sizes();
server_check_unattached();
server_update_socket();
}
/* Remove reference from a client. */
void
server_client_unref(struct client *c)
{
log_debug("unref client %p (%d references)", c, c->references);
c->references--;
if (c->references == 0)
event_once(-1, EV_TIMEOUT, server_client_free, c, NULL);
}
/* Free dead client. */
static void
server_client_free(__unused int fd, __unused short events, void *arg)
{
struct client *c = arg;
log_debug("free client %p (%d references)", c, c->references);
cmdq_free(c->queue);
if (c->references == 0) {
free((void *)c->name);
free(c);
}
}
/* Suspend a client. */
void
server_client_suspend(struct client *c)
{
struct session *s = c->session;
if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
return;
tty_stop_tty(&c->tty);
c->flags |= CLIENT_SUSPENDED;
proc_send(c->peer, MSG_SUSPEND, -1, NULL, 0);
}
/* Detach a client. */
void
server_client_detach(struct client *c, enum msgtype msgtype)
{
struct session *s = c->session;
if (s == NULL || (c->flags & CLIENT_NODETACHFLAGS))
return;
c->flags |= CLIENT_EXIT;
c->exit_type = CLIENT_EXIT_DETACH;
c->exit_msgtype = msgtype;
c->exit_session = xstrdup(s->name);
}
/* Execute command to replace a client. */
void
server_client_exec(struct client *c, const char *cmd)
{
struct session *s = c->session;
char *msg;
const char *shell;
size_t cmdsize, shellsize;
if (*cmd == '\0')
return;
cmdsize = strlen(cmd) + 1;
if (s != NULL)
shell = options_get_string(s->options, "default-shell");
else
shell = options_get_string(global_s_options, "default-shell");
if (!checkshell(shell))
shell = _PATH_BSHELL;
shellsize = strlen(shell) + 1;
msg = xmalloc(cmdsize + shellsize);
memcpy(msg, cmd, cmdsize);
memcpy(msg + cmdsize, shell, shellsize);
proc_send(c->peer, MSG_EXEC, -1, msg, cmdsize + shellsize);
free(msg);
}
/* Check for mouse keys. */
static key_code
server_client_check_mouse(struct client *c, struct key_event *event)
{
struct mouse_event *m = &event->m;
struct session *s = c->session;
struct winlink *wl;
struct window_pane *wp;
u_int x, y, b, sx, sy, px, py;
int ignore = 0;
key_code key;
struct timeval tv;
struct style_range *sr;
enum { NOTYPE,
MOVE,
DOWN,
UP,
DRAG,
WHEEL,
SECOND,
DOUBLE,
TRIPLE } type = NOTYPE;
enum { NOWHERE,
PANE,
STATUS,
STATUS_LEFT,
STATUS_RIGHT,
STATUS_DEFAULT,
BORDER } where = NOWHERE;
log_debug("%s mouse %02x at %u,%u (last %u,%u) (%d)", c->name, m->b,
m->x, m->y, m->lx, m->ly, c->tty.mouse_drag_flag);
/* What type of event is this? */
if (event->key == KEYC_DOUBLECLICK) {
type = DOUBLE;
x = m->x, y = m->y, b = m->b;
ignore = 1;
log_debug("double-click at %u,%u", x, y);
} else if ((m->sgr_type != ' ' &&
MOUSE_DRAG(m->sgr_b) &&
MOUSE_RELEASE(m->sgr_b)) ||
(m->sgr_type == ' ' &&
MOUSE_DRAG(m->b) &&
MOUSE_RELEASE(m->b) &&
MOUSE_RELEASE(m->lb))) {
type = MOVE;
x = m->x, y = m->y, b = 0;
log_debug("move at %u,%u", x, y);
} else if (MOUSE_DRAG(m->b)) {
type = DRAG;
if (c->tty.mouse_drag_flag) {
x = m->x, y = m->y, b = m->b;
if (x == m->lx && y == m->ly)
return (KEYC_UNKNOWN);
log_debug("drag update at %u,%u", x, y);
} else {
x = m->lx, y = m->ly, b = m->lb;
log_debug("drag start at %u,%u", x, y);
}
} else if (MOUSE_WHEEL(m->b)) {
type = WHEEL;
x = m->x, y = m->y, b = m->b;
log_debug("wheel at %u,%u", x, y);
} else if (MOUSE_RELEASE(m->b)) {
type = UP;
x = m->x, y = m->y, b = m->lb;
log_debug("up at %u,%u", x, y);
} else {
if (c->flags & CLIENT_DOUBLECLICK) {
evtimer_del(&c->click_timer);
c->flags &= ~CLIENT_DOUBLECLICK;
if (m->b == c->click_button) {
type = SECOND;
x = m->x, y = m->y, b = m->b;
log_debug("second-click at %u,%u", x, y);
c->flags |= CLIENT_TRIPLECLICK;
}
} else if (c->flags & CLIENT_TRIPLECLICK) {
evtimer_del(&c->click_timer);
c->flags &= ~CLIENT_TRIPLECLICK;
if (m->b == c->click_button) {
type = TRIPLE;
x = m->x, y = m->y, b = m->b;
log_debug("triple-click at %u,%u", x, y);
goto have_event;
}
} else {
type = DOWN;
x = m->x, y = m->y, b = m->b;
log_debug("down at %u,%u", x, y);
c->flags |= CLIENT_DOUBLECLICK;
}
if (KEYC_CLICK_TIMEOUT != 0) {
memcpy(&c->click_event, m, sizeof c->click_event);
c->click_button = m->b;
log_debug("click timer started");
tv.tv_sec = KEYC_CLICK_TIMEOUT / 1000;
tv.tv_usec = (KEYC_CLICK_TIMEOUT % 1000) * 1000L;
evtimer_del(&c->click_timer);
evtimer_add(&c->click_timer, &tv);
}
}
have_event:
if (type == NOTYPE)
return (KEYC_UNKNOWN);
/* Save the session. */
m->s = s->id;
m->w = -1;
m->ignore = ignore;
/* Is this on the status line? */
m->statusat = status_at_line(c);
m->statuslines = status_line_size(c);
if (m->statusat != -1 &&
y >= (u_int)m->statusat &&
y < m->statusat + m->statuslines) {
sr = status_get_range(c, x, y - m->statusat);
if (sr == NULL) {
where = STATUS_DEFAULT;
} else {
switch (sr->type) {
case STYLE_RANGE_NONE:
return (KEYC_UNKNOWN);
case STYLE_RANGE_LEFT:
where = STATUS_LEFT;
break;
case STYLE_RANGE_RIGHT:
where = STATUS_RIGHT;
break;
case STYLE_RANGE_WINDOW:
wl = winlink_find_by_index(&s->windows,
sr->argument);
if (wl == NULL)
return (KEYC_UNKNOWN);
m->w = wl->window->id;
where = STATUS;
break;
}
}
}
/* Not on status line. Adjust position and check for border or pane. */
if (where == NOWHERE) {
px = x;
if (m->statusat == 0 && y >= m->statuslines)
py = y - m->statuslines;
else if (m->statusat > 0 && y >= (u_int)m->statusat)
py = m->statusat - 1;
else
py = y;
tty_window_offset(&c->tty, &m->ox, &m->oy, &sx, &sy);
log_debug("mouse window @%u at %u,%u (%ux%u)",
s->curw->window->id, m->ox, m->oy, sx, sy);
if (px > sx || py > sy)
return (KEYC_UNKNOWN);
px = px + m->ox;
py = py + m->oy;
/* Try the pane borders if not zoomed. */
if (~s->curw->window->flags & WINDOW_ZOOMED) {
TAILQ_FOREACH(wp, &s->curw->window->panes, entry) {
if ((wp->xoff + wp->sx == px &&
wp->yoff <= 1 + py &&
wp->yoff + wp->sy >= py) ||
(wp->yoff + wp->sy == py &&
wp->xoff <= 1 + px &&
wp->xoff + wp->sx >= px))
break;
}
if (wp != NULL)
where = BORDER;
}
/* Otherwise try inside the pane. */
if (where == NOWHERE) {
wp = window_get_active_at(s->curw->window, px, py);
if (wp != NULL)
where = PANE;
else
return (KEYC_UNKNOWN);
}
if (where == PANE)
log_debug("mouse %u,%u on pane %%%u", x, y, wp->id);
else if (where == BORDER)
log_debug("mouse on pane %%%u border", wp->id);
m->wp = wp->id;
m->w = wp->window->id;
} else
m->wp = -1;
/* Stop dragging if needed. */
if (type != DRAG && type != WHEEL && c->tty.mouse_drag_flag != 0) {
if (c->tty.mouse_drag_release != NULL)
c->tty.mouse_drag_release(c, m);
c->tty.mouse_drag_update = NULL;
c->tty.mouse_drag_release = NULL;
/*
* End a mouse drag by passing a MouseDragEnd key corresponding
* to the button that started the drag.
*/
switch (c->tty.mouse_drag_flag - 1) {
case MOUSE_BUTTON_1:
if (where == PANE)
key = KEYC_MOUSEDRAGEND1_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAGEND1_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAGEND1_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAGEND1_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAGEND1_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAGEND1_BORDER;
break;
case MOUSE_BUTTON_2:
if (where == PANE)
key = KEYC_MOUSEDRAGEND2_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAGEND2_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAGEND2_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAGEND2_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAGEND2_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAGEND2_BORDER;
break;
case MOUSE_BUTTON_3:
if (where == PANE)
key = KEYC_MOUSEDRAGEND3_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAGEND3_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAGEND3_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAGEND3_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAGEND3_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAGEND3_BORDER;
break;
case MOUSE_BUTTON_6:
if (where == PANE)
key = KEYC_MOUSEDRAGEND6_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAGEND6_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAGEND6_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAGEND6_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAGEND6_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAGEND6_BORDER;
break;
case MOUSE_BUTTON_7:
if (where == PANE)
key = KEYC_MOUSEDRAGEND7_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAGEND7_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAGEND7_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAGEND7_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAGEND7_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAGEND7_BORDER;
break;
case MOUSE_BUTTON_8:
if (where == PANE)
key = KEYC_MOUSEDRAGEND8_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAGEND8_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAGEND8_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAGEND8_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAGEND8_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAGEND8_BORDER;
break;
case MOUSE_BUTTON_9:
if (where == PANE)
key = KEYC_MOUSEDRAGEND9_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAGEND9_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAGEND9_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAGEND9_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAGEND9_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAGEND9_BORDER;
break;
case MOUSE_BUTTON_10:
if (where == PANE)
key = KEYC_MOUSEDRAGEND10_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAGEND10_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAGEND10_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAGEND10_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAGEND10_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAGEND10_BORDER;
break;
case MOUSE_BUTTON_11:
if (where == PANE)
key = KEYC_MOUSEDRAGEND11_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAGEND11_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAGEND11_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAGEND11_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAGEND11_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAGEND11_BORDER;
break;
default:
key = KEYC_MOUSE;
break;
}
c->tty.mouse_drag_flag = 0;
goto out;
}
/* Convert to a key binding. */
key = KEYC_UNKNOWN;
switch (type) {
case NOTYPE:
break;
case MOVE:
if (where == PANE)
key = KEYC_MOUSEMOVE_PANE;
if (where == STATUS)
key = KEYC_MOUSEMOVE_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEMOVE_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEMOVE_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEMOVE_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEMOVE_BORDER;
break;
case DRAG:
if (c->tty.mouse_drag_update != NULL)
key = KEYC_DRAGGING;
else {
switch (MOUSE_BUTTONS(b)) {
case MOUSE_BUTTON_1:
if (where == PANE)
key = KEYC_MOUSEDRAG1_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAG1_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAG1_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAG1_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAG1_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAG1_BORDER;
break;
case MOUSE_BUTTON_2:
if (where == PANE)
key = KEYC_MOUSEDRAG2_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAG2_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAG2_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAG2_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAG2_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAG2_BORDER;
break;
case MOUSE_BUTTON_3:
if (where == PANE)
key = KEYC_MOUSEDRAG3_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAG3_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAG3_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAG3_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAG3_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAG3_BORDER;
break;
case MOUSE_BUTTON_6:
if (where == PANE)
key = KEYC_MOUSEDRAG6_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAG6_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAG6_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAG6_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAG6_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAG6_BORDER;
break;
case MOUSE_BUTTON_7:
if (where == PANE)
key = KEYC_MOUSEDRAG7_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAG7_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAG7_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAG7_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAG7_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAG7_BORDER;
break;
case MOUSE_BUTTON_8:
if (where == PANE)
key = KEYC_MOUSEDRAG8_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAG8_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAG8_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAG8_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAG8_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAG8_BORDER;
break;
case MOUSE_BUTTON_9:
if (where == PANE)
key = KEYC_MOUSEDRAG9_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAG9_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAG9_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAG9_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAG9_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAG9_BORDER;
break;
case MOUSE_BUTTON_10:
if (where == PANE)
key = KEYC_MOUSEDRAG10_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAG10_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAG10_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAG10_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAG10_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAG10_BORDER;
break;
case MOUSE_BUTTON_11:
if (where == PANE)
key = KEYC_MOUSEDRAG11_PANE;
if (where == STATUS)
key = KEYC_MOUSEDRAG11_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDRAG11_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDRAG11_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDRAG11_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDRAG11_BORDER;
break;
}
}
/*
* Begin a drag by setting the flag to a non-zero value that
* corresponds to the mouse button in use.
*/
c->tty.mouse_drag_flag = MOUSE_BUTTONS(b) + 1;
break;
case WHEEL:
if (MOUSE_BUTTONS(b) == MOUSE_WHEEL_UP) {
if (where == PANE)
key = KEYC_WHEELUP_PANE;
if (where == STATUS)
key = KEYC_WHEELUP_STATUS;
if (where == STATUS_LEFT)
key = KEYC_WHEELUP_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_WHEELUP_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_WHEELUP_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_WHEELUP_BORDER;
} else {
if (where == PANE)
key = KEYC_WHEELDOWN_PANE;
if (where == STATUS)
key = KEYC_WHEELDOWN_STATUS;
if (where == STATUS_LEFT)
key = KEYC_WHEELDOWN_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_WHEELDOWN_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_WHEELDOWN_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_WHEELDOWN_BORDER;
}
break;
case UP:
switch (MOUSE_BUTTONS(b)) {
case MOUSE_BUTTON_1:
if (where == PANE)
key = KEYC_MOUSEUP1_PANE;
if (where == STATUS)
key = KEYC_MOUSEUP1_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEUP1_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEUP1_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEUP1_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEUP1_BORDER;
break;
case MOUSE_BUTTON_2:
if (where == PANE)
key = KEYC_MOUSEUP2_PANE;
if (where == STATUS)
key = KEYC_MOUSEUP2_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEUP2_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEUP2_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEUP2_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEUP2_BORDER;
break;
case MOUSE_BUTTON_3:
if (where == PANE)
key = KEYC_MOUSEUP3_PANE;
if (where == STATUS)
key = KEYC_MOUSEUP3_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEUP3_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEUP3_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEUP3_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEUP3_BORDER;
break;
case MOUSE_BUTTON_6:
if (where == PANE)
key = KEYC_MOUSEUP6_PANE;
if (where == STATUS)
key = KEYC_MOUSEUP6_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEUP6_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEUP6_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEUP6_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEUP6_BORDER;
break;
case MOUSE_BUTTON_7:
if (where == PANE)
key = KEYC_MOUSEUP7_PANE;
if (where == STATUS)
key = KEYC_MOUSEUP7_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEUP7_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEUP7_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEUP7_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEUP7_BORDER;
break;
case MOUSE_BUTTON_8:
if (where == PANE)
key = KEYC_MOUSEUP8_PANE;
if (where == STATUS)
key = KEYC_MOUSEUP8_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEUP8_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEUP8_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEUP8_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEUP8_BORDER;
break;
case MOUSE_BUTTON_9:
if (where == PANE)
key = KEYC_MOUSEUP9_PANE;
if (where == STATUS)
key = KEYC_MOUSEUP9_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEUP9_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEUP9_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEUP9_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEUP9_BORDER;
break;
case MOUSE_BUTTON_10:
if (where == PANE)
key = KEYC_MOUSEUP1_PANE;
if (where == STATUS)
key = KEYC_MOUSEUP1_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEUP1_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEUP1_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEUP1_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEUP1_BORDER;
break;
case MOUSE_BUTTON_11:
if (where == PANE)
key = KEYC_MOUSEUP11_PANE;
if (where == STATUS)
key = KEYC_MOUSEUP11_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEUP11_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEUP11_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEUP11_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEUP11_BORDER;
break;
}
break;
case DOWN:
switch (MOUSE_BUTTONS(b)) {
case MOUSE_BUTTON_1:
if (where == PANE)
key = KEYC_MOUSEDOWN1_PANE;
if (where == STATUS)
key = KEYC_MOUSEDOWN1_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDOWN1_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDOWN1_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDOWN1_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDOWN1_BORDER;
break;
case MOUSE_BUTTON_2:
if (where == PANE)
key = KEYC_MOUSEDOWN2_PANE;
if (where == STATUS)
key = KEYC_MOUSEDOWN2_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDOWN2_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDOWN2_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDOWN2_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDOWN2_BORDER;
break;
case MOUSE_BUTTON_3:
if (where == PANE)
key = KEYC_MOUSEDOWN3_PANE;
if (where == STATUS)
key = KEYC_MOUSEDOWN3_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDOWN3_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDOWN3_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDOWN3_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDOWN3_BORDER;
break;
case MOUSE_BUTTON_6:
if (where == PANE)
key = KEYC_MOUSEDOWN6_PANE;
if (where == STATUS)
key = KEYC_MOUSEDOWN6_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDOWN6_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDOWN6_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDOWN6_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDOWN6_BORDER;
break;
case MOUSE_BUTTON_7:
if (where == PANE)
key = KEYC_MOUSEDOWN7_PANE;
if (where == STATUS)
key = KEYC_MOUSEDOWN7_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDOWN7_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDOWN7_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDOWN7_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDOWN7_BORDER;
break;
case MOUSE_BUTTON_8:
if (where == PANE)
key = KEYC_MOUSEDOWN8_PANE;
if (where == STATUS)
key = KEYC_MOUSEDOWN8_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDOWN8_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDOWN8_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDOWN8_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDOWN8_BORDER;
break;
case MOUSE_BUTTON_9:
if (where == PANE)
key = KEYC_MOUSEDOWN9_PANE;
if (where == STATUS)
key = KEYC_MOUSEDOWN9_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDOWN9_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDOWN9_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDOWN9_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDOWN9_BORDER;
break;
case MOUSE_BUTTON_10:
if (where == PANE)
key = KEYC_MOUSEDOWN10_PANE;
if (where == STATUS)
key = KEYC_MOUSEDOWN10_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDOWN10_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDOWN10_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDOWN10_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDOWN10_BORDER;
break;
case MOUSE_BUTTON_11:
if (where == PANE)
key = KEYC_MOUSEDOWN11_PANE;
if (where == STATUS)
key = KEYC_MOUSEDOWN11_STATUS;
if (where == STATUS_LEFT)
key = KEYC_MOUSEDOWN11_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_MOUSEDOWN11_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_MOUSEDOWN11_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_MOUSEDOWN11_BORDER;
break;
}
break;
case SECOND:
switch (MOUSE_BUTTONS(b)) {
case MOUSE_BUTTON_1:
if (where == PANE)
key = KEYC_SECONDCLICK1_PANE;
if (where == STATUS)
key = KEYC_SECONDCLICK1_STATUS;
if (where == STATUS_LEFT)
key = KEYC_SECONDCLICK1_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_SECONDCLICK1_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_SECONDCLICK1_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_SECONDCLICK1_BORDER;
break;
case MOUSE_BUTTON_2:
if (where == PANE)
key = KEYC_SECONDCLICK2_PANE;
if (where == STATUS)
key = KEYC_SECONDCLICK2_STATUS;
if (where == STATUS_LEFT)
key = KEYC_SECONDCLICK2_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_SECONDCLICK2_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_SECONDCLICK2_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_SECONDCLICK2_BORDER;
break;
case MOUSE_BUTTON_3:
if (where == PANE)
key = KEYC_SECONDCLICK3_PANE;
if (where == STATUS)
key = KEYC_SECONDCLICK3_STATUS;
if (where == STATUS_LEFT)
key = KEYC_SECONDCLICK3_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_SECONDCLICK3_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_SECONDCLICK3_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_SECONDCLICK3_BORDER;
break;
case MOUSE_BUTTON_6:
if (where == PANE)
key = KEYC_SECONDCLICK6_PANE;
if (where == STATUS)
key = KEYC_SECONDCLICK6_STATUS;
if (where == STATUS_LEFT)
key = KEYC_SECONDCLICK6_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_SECONDCLICK6_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_SECONDCLICK6_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_SECONDCLICK6_BORDER;
break;
case MOUSE_BUTTON_7:
if (where == PANE)
key = KEYC_SECONDCLICK7_PANE;
if (where == STATUS)
key = KEYC_SECONDCLICK7_STATUS;
if (where == STATUS_LEFT)
key = KEYC_SECONDCLICK7_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_SECONDCLICK7_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_SECONDCLICK7_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_SECONDCLICK7_BORDER;
break;
case MOUSE_BUTTON_8:
if (where == PANE)
key = KEYC_SECONDCLICK8_PANE;
if (where == STATUS)
key = KEYC_SECONDCLICK8_STATUS;
if (where == STATUS_LEFT)
key = KEYC_SECONDCLICK8_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_SECONDCLICK8_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_SECONDCLICK8_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_SECONDCLICK8_BORDER;
break;
case MOUSE_BUTTON_9:
if (where == PANE)
key = KEYC_SECONDCLICK9_PANE;
if (where == STATUS)
key = KEYC_SECONDCLICK9_STATUS;
if (where == STATUS_LEFT)
key = KEYC_SECONDCLICK9_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_SECONDCLICK9_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_SECONDCLICK9_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_SECONDCLICK9_BORDER;
break;
case MOUSE_BUTTON_10:
if (where == PANE)
key = KEYC_SECONDCLICK10_PANE;
if (where == STATUS)
key = KEYC_SECONDCLICK10_STATUS;
if (where == STATUS_LEFT)
key = KEYC_SECONDCLICK10_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_SECONDCLICK10_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_SECONDCLICK10_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_SECONDCLICK10_BORDER;
break;
case MOUSE_BUTTON_11:
if (where == PANE)
key = KEYC_SECONDCLICK11_PANE;
if (where == STATUS)
key = KEYC_SECONDCLICK11_STATUS;
if (where == STATUS_LEFT)
key = KEYC_SECONDCLICK11_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_SECONDCLICK11_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_SECONDCLICK11_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_SECONDCLICK11_BORDER;
break;
}
break;
case DOUBLE:
switch (MOUSE_BUTTONS(b)) {
case MOUSE_BUTTON_1:
if (where == PANE)
key = KEYC_DOUBLECLICK1_PANE;
if (where == STATUS)
key = KEYC_DOUBLECLICK1_STATUS;
if (where == STATUS_LEFT)
key = KEYC_DOUBLECLICK1_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_DOUBLECLICK1_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_DOUBLECLICK1_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_DOUBLECLICK1_BORDER;
break;
case MOUSE_BUTTON_2:
if (where == PANE)
key = KEYC_DOUBLECLICK2_PANE;
if (where == STATUS)
key = KEYC_DOUBLECLICK2_STATUS;
if (where == STATUS_LEFT)
key = KEYC_DOUBLECLICK2_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_DOUBLECLICK2_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_DOUBLECLICK2_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_DOUBLECLICK2_BORDER;
break;
case MOUSE_BUTTON_3:
if (where == PANE)
key = KEYC_DOUBLECLICK3_PANE;
if (where == STATUS)
key = KEYC_DOUBLECLICK3_STATUS;
if (where == STATUS_LEFT)
key = KEYC_DOUBLECLICK3_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_DOUBLECLICK3_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_DOUBLECLICK3_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_DOUBLECLICK3_BORDER;
break;
case MOUSE_BUTTON_6:
if (where == PANE)
key = KEYC_DOUBLECLICK6_PANE;
if (where == STATUS)
key = KEYC_DOUBLECLICK6_STATUS;
if (where == STATUS_LEFT)
key = KEYC_DOUBLECLICK6_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_DOUBLECLICK6_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_DOUBLECLICK6_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_DOUBLECLICK6_BORDER;
break;
case MOUSE_BUTTON_7:
if (where == PANE)
key = KEYC_DOUBLECLICK7_PANE;
if (where == STATUS)
key = KEYC_DOUBLECLICK7_STATUS;
if (where == STATUS_LEFT)
key = KEYC_DOUBLECLICK7_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_DOUBLECLICK7_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_DOUBLECLICK7_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_DOUBLECLICK7_BORDER;
break;
case MOUSE_BUTTON_8:
if (where == PANE)
key = KEYC_DOUBLECLICK8_PANE;
if (where == STATUS)
key = KEYC_DOUBLECLICK8_STATUS;
if (where == STATUS_LEFT)
key = KEYC_DOUBLECLICK8_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_DOUBLECLICK8_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_DOUBLECLICK8_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_DOUBLECLICK8_BORDER;
break;
case MOUSE_BUTTON_9:
if (where == PANE)
key = KEYC_DOUBLECLICK9_PANE;
if (where == STATUS)
key = KEYC_DOUBLECLICK9_STATUS;
if (where == STATUS_LEFT)
key = KEYC_DOUBLECLICK9_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_DOUBLECLICK9_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_DOUBLECLICK9_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_DOUBLECLICK9_BORDER;
break;
case MOUSE_BUTTON_10:
if (where == PANE)
key = KEYC_DOUBLECLICK10_PANE;
if (where == STATUS)
key = KEYC_DOUBLECLICK10_STATUS;
if (where == STATUS_LEFT)
key = KEYC_DOUBLECLICK10_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_DOUBLECLICK10_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_DOUBLECLICK10_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_DOUBLECLICK10_BORDER;
break;
case MOUSE_BUTTON_11:
if (where == PANE)
key = KEYC_DOUBLECLICK11_PANE;
if (where == STATUS)
key = KEYC_DOUBLECLICK11_STATUS;
if (where == STATUS_LEFT)
key = KEYC_DOUBLECLICK11_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_DOUBLECLICK11_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_DOUBLECLICK11_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_DOUBLECLICK11_BORDER;
break;
}
break;
case TRIPLE:
switch (MOUSE_BUTTONS(b)) {
case MOUSE_BUTTON_1:
if (where == PANE)
key = KEYC_TRIPLECLICK1_PANE;
if (where == STATUS)
key = KEYC_TRIPLECLICK1_STATUS;
if (where == STATUS_LEFT)
key = KEYC_TRIPLECLICK1_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_TRIPLECLICK1_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_TRIPLECLICK1_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_TRIPLECLICK1_BORDER;
break;
case MOUSE_BUTTON_2:
if (where == PANE)
key = KEYC_TRIPLECLICK2_PANE;
if (where == STATUS)
key = KEYC_TRIPLECLICK2_STATUS;
if (where == STATUS_LEFT)
key = KEYC_TRIPLECLICK2_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_TRIPLECLICK2_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_TRIPLECLICK2_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_TRIPLECLICK2_BORDER;
break;
case MOUSE_BUTTON_3:
if (where == PANE)
key = KEYC_TRIPLECLICK3_PANE;
if (where == STATUS)
key = KEYC_TRIPLECLICK3_STATUS;
if (where == STATUS_LEFT)
key = KEYC_TRIPLECLICK3_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_TRIPLECLICK3_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_TRIPLECLICK3_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_TRIPLECLICK3_BORDER;
break;
case MOUSE_BUTTON_6:
if (where == PANE)
key = KEYC_TRIPLECLICK6_PANE;
if (where == STATUS)
key = KEYC_TRIPLECLICK6_STATUS;
if (where == STATUS_LEFT)
key = KEYC_TRIPLECLICK6_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_TRIPLECLICK6_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_TRIPLECLICK6_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_TRIPLECLICK6_BORDER;
break;
case MOUSE_BUTTON_7:
if (where == PANE)
key = KEYC_TRIPLECLICK7_PANE;
if (where == STATUS)
key = KEYC_TRIPLECLICK7_STATUS;
if (where == STATUS_LEFT)
key = KEYC_TRIPLECLICK7_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_TRIPLECLICK7_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_TRIPLECLICK7_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_TRIPLECLICK7_BORDER;
break;
case MOUSE_BUTTON_8:
if (where == PANE)
key = KEYC_TRIPLECLICK8_PANE;
if (where == STATUS)
key = KEYC_TRIPLECLICK8_STATUS;
if (where == STATUS_LEFT)
key = KEYC_TRIPLECLICK8_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_TRIPLECLICK8_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_TRIPLECLICK8_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_TRIPLECLICK8_BORDER;
break;
case MOUSE_BUTTON_9:
if (where == PANE)
key = KEYC_TRIPLECLICK9_PANE;
if (where == STATUS)
key = KEYC_TRIPLECLICK9_STATUS;
if (where == STATUS_LEFT)
key = KEYC_TRIPLECLICK9_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_TRIPLECLICK9_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_TRIPLECLICK9_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_TRIPLECLICK9_BORDER;
break;
case MOUSE_BUTTON_10:
if (where == PANE)
key = KEYC_TRIPLECLICK10_PANE;
if (where == STATUS)
key = KEYC_TRIPLECLICK10_STATUS;
if (where == STATUS_LEFT)
key = KEYC_TRIPLECLICK10_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_TRIPLECLICK10_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_TRIPLECLICK10_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_TRIPLECLICK10_BORDER;
break;
case MOUSE_BUTTON_11:
if (where == PANE)
key = KEYC_TRIPLECLICK11_PANE;
if (where == STATUS)
key = KEYC_TRIPLECLICK11_STATUS;
if (where == STATUS_LEFT)
key = KEYC_TRIPLECLICK11_STATUS_LEFT;
if (where == STATUS_RIGHT)
key = KEYC_TRIPLECLICK11_STATUS_RIGHT;
if (where == STATUS_DEFAULT)
key = KEYC_TRIPLECLICK11_STATUS_DEFAULT;
if (where == BORDER)
key = KEYC_TRIPLECLICK11_BORDER;
break;
}
break;
}
if (key == KEYC_UNKNOWN)
return (KEYC_UNKNOWN);
out:
/* Apply modifiers if any. */
if (b & MOUSE_MASK_META)
key |= KEYC_META;
if (b & MOUSE_MASK_CTRL)
key |= KEYC_CTRL;
if (b & MOUSE_MASK_SHIFT)
key |= KEYC_SHIFT;
if (log_get_level() != 0)
log_debug("mouse key is %s", key_string_lookup_key (key, 1));
return (key);
}
/* Is this fast enough to probably be a paste? */
static int
server_client_assume_paste(struct session *s)
{
struct timeval tv;
int t;
if ((t = options_get_number(s->options, "assume-paste-time")) == 0)
return (0);
timersub(&s->activity_time, &s->last_activity_time, &tv);
if (tv.tv_sec == 0 && tv.tv_usec < t * 1000) {
log_debug("session %s pasting (flag %d)", s->name,
!!(s->flags & SESSION_PASTING));
if (s->flags & SESSION_PASTING)
return (1);
s->flags |= SESSION_PASTING;
return (0);
}
log_debug("session %s not pasting", s->name);
s->flags &= ~SESSION_PASTING;
return (0);
}
/* Has the latest client changed? */
static void
server_client_update_latest(struct client *c)
{
struct window *w;
if (c->session == NULL)
return;
w = c->session->curw->window;
if (w->latest == c)
return;
w->latest = c;
if (options_get_number(w->options, "window-size") == WINDOW_SIZE_LATEST)
recalculate_size(w, 0);
notify_client("client-active", c);
}
/*
* Handle data key input from client. This owns and can modify the key event it
* is given and is responsible for freeing it.
*/
static enum cmd_retval
server_client_key_callback(struct cmdq_item *item, void *data)
{
struct client *c = cmdq_get_client(item);
struct key_event *event = data;
key_code key = event->key;
struct mouse_event *m = &event->m;
struct session *s = c->session;
struct winlink *wl;
struct window_pane *wp;
struct window_mode_entry *wme;
struct timeval tv;
struct key_table *table, *first;
struct key_binding *bd;
int xtimeout, flags;
struct cmd_find_state fs;
key_code key0;
/* Check the client is good to accept input. */
if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
goto out;
wl = s->curw;
/* Update the activity timer. */
if (gettimeofday(&c->activity_time, NULL) != 0)
fatal("gettimeofday failed");
session_update_activity(s, &c->activity_time);
/* Check for mouse keys. */
m->valid = 0;
if (key == KEYC_MOUSE || key == KEYC_DOUBLECLICK) {
if (c->flags & CLIENT_READONLY)
goto out;
key = server_client_check_mouse(c, event);
if (key == KEYC_UNKNOWN)
goto out;
m->valid = 1;
m->key = key;
/*
* Mouse drag is in progress, so fire the callback (now that
* the mouse event is valid).
*/
if ((key & KEYC_MASK_KEY) == KEYC_DRAGGING) {
c->tty.mouse_drag_update(c, m);
goto out;
}
event->key = key;
}
/* Find affected pane. */
if (!KEYC_IS_MOUSE(key) || cmd_find_from_mouse(&fs, m, 0) != 0)
cmd_find_from_client(&fs, c, 0);
wp = fs.wp;
/* Forward mouse keys if disabled. */
if (KEYC_IS_MOUSE(key) && !options_get_number(s->options, "mouse"))
goto forward_key;
/* Treat everything as a regular key when pasting is detected. */
if (!KEYC_IS_MOUSE(key) && server_client_assume_paste(s))
goto forward_key;
/*
* Work out the current key table. If the pane is in a mode, use
* the mode table instead of the default key table.
*/
if (server_client_is_default_key_table(c, c->keytable) &&
wp != NULL &&
(wme = TAILQ_FIRST(&wp->modes)) != NULL &&
wme->mode->key_table != NULL)
table = key_bindings_get_table(wme->mode->key_table(wme), 1);
else
table = c->keytable;
first = table;
table_changed:
/*
* The prefix always takes precedence and forces a switch to the prefix
* table, unless we are already there.
*/
key0 = (key & (KEYC_MASK_KEY|KEYC_MASK_MODIFIERS));
if ((key0 == (key_code)options_get_number(s->options, "prefix") ||
key0 == (key_code)options_get_number(s->options, "prefix2")) &&
strcmp(table->name, "prefix") != 0) {
server_client_set_key_table(c, "prefix");
server_status_client(c);
goto out;
}
flags = c->flags;
try_again:
/* Log key table. */
if (wp == NULL)
log_debug("key table %s (no pane)", table->name);
else
log_debug("key table %s (pane %%%u)", table->name, wp->id);
if (c->flags & CLIENT_REPEAT)
log_debug("currently repeating");
/* Try to see if there is a key binding in the current table. */
bd = key_bindings_get(table, key0);
if (bd != NULL) {
/*
* Key was matched in this table. If currently repeating but a
* non-repeating binding was found, stop repeating and try
* again in the root table.
*/
if ((c->flags & CLIENT_REPEAT) &&
(~bd->flags & KEY_BINDING_REPEAT)) {
log_debug("found in key table %s (not repeating)",
table->name);
server_client_set_key_table(c, NULL);
first = table = c->keytable;
c->flags &= ~CLIENT_REPEAT;
server_status_client(c);
goto table_changed;
}
log_debug("found in key table %s", table->name);
/*
* Take a reference to this table to make sure the key binding
* doesn't disappear.
*/
table->references++;
/*
* If this is a repeating key, start the timer. Otherwise reset
* the client back to the root table.
*/
xtimeout = options_get_number(s->options, "repeat-time");
if (xtimeout != 0 && (bd->flags & KEY_BINDING_REPEAT)) {
c->flags |= CLIENT_REPEAT;
tv.tv_sec = xtimeout / 1000;
tv.tv_usec = (xtimeout % 1000) * 1000L;
evtimer_del(&c->repeat_timer);
evtimer_add(&c->repeat_timer, &tv);
} else {
c->flags &= ~CLIENT_REPEAT;
server_client_set_key_table(c, NULL);
}
server_status_client(c);
/* Execute the key binding. */
key_bindings_dispatch(bd, item, c, event, &fs);
key_bindings_unref_table(table);
goto out;
}
/*
* No match, try the ANY key.
*/
if (key0 != KEYC_ANY) {
key0 = KEYC_ANY;
goto try_again;
}
/*
* No match in this table. If not in the root table or if repeating,
* switch the client back to the root table and try again.
*/
log_debug("not found in key table %s", table->name);
if (!server_client_is_default_key_table(c, table) ||
(c->flags & CLIENT_REPEAT)) {
log_debug("trying in root table");
server_client_set_key_table(c, NULL);
table = c->keytable;
if (c->flags & CLIENT_REPEAT)
first = table;
c->flags &= ~CLIENT_REPEAT;
server_status_client(c);
goto table_changed;
}
/*
* No match in the root table either. If this wasn't the first table
* tried, don't pass the key to the pane.
*/
if (first != table && (~flags & CLIENT_REPEAT)) {
server_client_set_key_table(c, NULL);
server_status_client(c);
goto out;
}
forward_key:
if (c->flags & CLIENT_READONLY)
goto out;
if (wp != NULL)
window_pane_key(wp, c, s, wl, key, m);
out:
if (s != NULL && key != KEYC_FOCUS_OUT)
server_client_update_latest(c);
free(event);
return (CMD_RETURN_NORMAL);
}
/* Handle a key event. */
int
server_client_handle_key(struct client *c, struct key_event *event)
{
struct session *s = c->session;
struct cmdq_item *item;
/* Check the client is good to accept input. */
if (s == NULL || (c->flags & CLIENT_UNATTACHEDFLAGS))
return (0);
/*
* Key presses in overlay mode and the command prompt are a special
* case. The queue might be blocked so they need to be processed
* immediately rather than queued.
*/
if (~c->flags & CLIENT_READONLY) {
if (c->message_string != NULL) {
if (c->message_ignore_keys)
return (0);
status_message_clear(c);
}
if (c->overlay_key != NULL) {
switch (c->overlay_key(c, c->overlay_data, event)) {
case 0:
return (0);
case 1:
server_client_clear_overlay(c);
return (0);
}
}
server_client_clear_overlay(c);
if (c->prompt_string != NULL) {
if (status_prompt_key(c, event->key) == 0)
return (0);
}
}
/*
* Add the key to the queue so it happens after any commands queued by
* previous keys.
*/
item = cmdq_get_callback(server_client_key_callback, event);
cmdq_append(c, item);
return (1);
}
/* Client functions that need to happen every loop. */
void
server_client_loop(void)
{
struct client *c;
struct window *w;
struct window_pane *wp;
/* Check for window resize. This is done before redrawing. */
RB_FOREACH(w, windows, &windows)
server_client_check_window_resize(w);
/* Check clients. */
TAILQ_FOREACH(c, &clients, entry) {
server_client_check_exit(c);
if (c->session != NULL) {
server_client_check_modes(c);
server_client_check_redraw(c);
server_client_reset_state(c);
}
}
/*
* Any windows will have been redrawn as part of clients, so clear
* their flags now.
*/
RB_FOREACH(w, windows, &windows) {
TAILQ_FOREACH(wp, &w->panes, entry) {
if (wp->fd != -1) {
server_client_check_pane_resize(wp);
server_client_check_pane_buffer(wp);
}
wp->flags &= ~PANE_REDRAW;
}
check_window_name(w);
}
}
/* Check if window needs to be resized. */
static void
server_client_check_window_resize(struct window *w)
{
struct winlink *wl;
if (~w->flags & WINDOW_RESIZE)
return;
TAILQ_FOREACH(wl, &w->winlinks, wentry) {
if (wl->session->attached != 0 && wl->session->curw == wl)
break;
}
if (wl == NULL)
return;
log_debug("%s: resizing window @%u", __func__, w->id);
resize_window(w, w->new_sx, w->new_sy, w->new_xpixel, w->new_ypixel);
}
/* Resize timer event. */
static void
server_client_resize_timer(__unused int fd, __unused short events, void *data)
{
struct window_pane *wp = data;
log_debug("%s: %%%u resize timer expired", __func__, wp->id);
evtimer_del(&wp->resize_timer);
}
/* Check if pane should be resized. */
static void
server_client_check_pane_resize(struct window_pane *wp)
{
struct window_pane_resize *r;
struct window_pane_resize *r1;
struct window_pane_resize *first;
struct window_pane_resize *last;
struct timeval tv = { .tv_usec = 250000 };
if (TAILQ_EMPTY(&wp->resize_queue))
return;
if (!event_initialized(&wp->resize_timer))
evtimer_set(&wp->resize_timer, server_client_resize_timer, wp);
if (evtimer_pending(&wp->resize_timer, NULL))
return;
log_debug("%s: %%%u needs to be resized", __func__, wp->id);
TAILQ_FOREACH(r, &wp->resize_queue, entry) {
log_debug("queued resize: %ux%u -> %ux%u", r->osx, r->osy,
r->sx, r->sy);
}
/*
* There are three cases that matter:
*
* - Only one resize. It can just be applied.
*
* - Multiple resizes and the ending size is different from the
* starting size. We can discard all resizes except the most recent.
*
* - Multiple resizes and the ending size is the same as the starting
* size. We must resize at least twice to force the application to
* redraw. So apply the first and leave the last on the queue for
* next time.
*/
first = TAILQ_FIRST(&wp->resize_queue);
last = TAILQ_LAST(&wp->resize_queue, window_pane_resizes);
if (first == last) {
/* Only one resize. */
window_pane_send_resize(wp, first->sx, first->sy);
TAILQ_REMOVE(&wp->resize_queue, first, entry);
free(first);
} else if (last->sx != first->osx || last->sy != first->osy) {
/* Multiple resizes ending up with a different size. */
window_pane_send_resize(wp, last->sx, last->sy);
TAILQ_FOREACH_SAFE(r, &wp->resize_queue, entry, r1) {
TAILQ_REMOVE(&wp->resize_queue, r, entry);
free(r);
}
} else {
/*
* Multiple resizes ending up with the same size. There will
* not be more than one to the same size in succession so we
* can just use the last-but-one on the list and leave the last
* for later. We reduce the time until the next check to avoid
* a long delay between the resizes.
*/
r = TAILQ_PREV(last, window_pane_resizes, entry);
window_pane_send_resize(wp, r->sx, r->sy);
TAILQ_FOREACH_SAFE(r, &wp->resize_queue, entry, r1) {
if (r == last)
break;
TAILQ_REMOVE(&wp->resize_queue, r, entry);
free(r);
}
tv.tv_usec = 10000;
}
evtimer_add(&wp->resize_timer, &tv);
}
/* Check pane buffer size. */
static void
server_client_check_pane_buffer(struct window_pane *wp)
{
struct evbuffer *evb = wp->event->input;
size_t minimum;
struct client *c;
struct window_pane_offset *wpo;
int off = 1, flag;
u_int attached_clients = 0;
size_t new_size;
/*
* Work out the minimum used size. This is the most that can be removed
* from the buffer.
*/
minimum = wp->offset.used;
if (wp->pipe_fd != -1 && wp->pipe_offset.used < minimum)
minimum = wp->pipe_offset.used;
TAILQ_FOREACH(c, &clients, entry) {
if (c->session == NULL)
continue;
attached_clients++;
if (~c->flags & CLIENT_CONTROL) {
off = 0;
continue;
}
wpo = control_pane_offset(c, wp, &flag);
if (wpo == NULL) {
off = 0;
continue;
}
if (!flag)
off = 0;
window_pane_get_new_data(wp, wpo, &new_size);
log_debug("%s: %s has %zu bytes used and %zu left for %%%u",
__func__, c->name, wpo->used - wp->base_offset, new_size,
wp->id);
if (wpo->used < minimum)
minimum = wpo->used;
}
if (attached_clients == 0)
off = 0;
minimum -= wp->base_offset;
if (minimum == 0)
goto out;
/* Drain the buffer. */
log_debug("%s: %%%u has %zu minimum (of %zu) bytes used", __func__,
wp->id, minimum, EVBUFFER_LENGTH(evb));
evbuffer_drain(evb, minimum);
/*
* Adjust the base offset. If it would roll over, all the offsets into
* the buffer need to be adjusted.
*/
if (wp->base_offset > SIZE_MAX - minimum) {
log_debug("%s: %%%u base offset has wrapped", __func__, wp->id);
wp->offset.used -= wp->base_offset;
if (wp->pipe_fd != -1)
wp->pipe_offset.used -= wp->base_offset;
TAILQ_FOREACH(c, &clients, entry) {
if (c->session == NULL || (~c->flags & CLIENT_CONTROL))
continue;
wpo = control_pane_offset(c, wp, &flag);
if (wpo != NULL && !flag)
wpo->used -= wp->base_offset;
}
wp->base_offset = minimum;
} else
wp->base_offset += minimum;
out:
/*
* If there is data remaining, and there are no clients able to consume
* it, do not read any more. This is true when there are attached
* clients, all of which are control clients which are not able to
* accept any more data.
*/
log_debug("%s: pane %%%u is %s", __func__, wp->id, off ? "off" : "on");
if (off)
bufferevent_disable(wp->event, EV_READ);
else
bufferevent_enable(wp->event, EV_READ);
}
/*
* Update cursor position and mode settings. The scroll region and attributes
* are cleared when idle (waiting for an event) as this is the most likely time
* a user may interrupt tmux, for example with ~^Z in ssh(1). This is a
* compromise between excessive resets and likelihood of an interrupt.
*
* tty_region/tty_reset/tty_update_mode already take care of not resetting
* things that are already in their default state.
*/
static void
server_client_reset_state(struct client *c)
{
struct tty *tty = &c->tty;
struct window *w = c->session->curw->window;
struct window_pane *wp = server_client_get_pane(c), *loop;
struct screen *s = NULL;
struct options *oo = c->session->options;
int mode = 0, cursor, flags, n;
u_int cx = 0, cy = 0, ox, oy, sx, sy;
if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
return;
/* Disable the block flag. */
flags = (tty->flags & TTY_BLOCK);
tty->flags &= ~TTY_BLOCK;
/* Get mode from overlay if any, else from screen. */
if (c->overlay_draw != NULL) {
if (c->overlay_mode != NULL)
s = c->overlay_mode(c, c->overlay_data, &cx, &cy);
} else
s = wp->screen;
if (s != NULL)
mode = s->mode;
if (log_get_level() != 0) {
log_debug("%s: client %s mode %s", __func__, c->name,
screen_mode_to_string(mode));
}
/* Reset region and margin. */
tty_region_off(tty);
tty_margin_off(tty);
/* Move cursor to pane cursor and offset. */
if (c->prompt_string != NULL) {
n = options_get_number(c->session->options, "status-position");
if (n == 0)
cy = 0;
else {
n = status_line_size(c);
if (n == 0)
cy = tty->sy - 1;
else
cy = tty->sy - n;
}
cx = c->prompt_cursor;
mode &= ~MODE_CURSOR;
} else if (c->overlay_draw == NULL) {
cursor = 0;
tty_window_offset(tty, &ox, &oy, &sx, &sy);
if (wp->xoff + s->cx >= ox && wp->xoff + s->cx <= ox + sx &&
wp->yoff + s->cy >= oy && wp->yoff + s->cy <= oy + sy) {
cursor = 1;
cx = wp->xoff + s->cx - ox;
cy = wp->yoff + s->cy - oy;
if (status_at_line(c) == 0)
cy += status_line_size(c);
}
if (!cursor)
mode &= ~MODE_CURSOR;
}
log_debug("%s: cursor to %u,%u", __func__, cx, cy);
tty_cursor(tty, cx, cy);
/*
* Set mouse mode if requested. To support dragging, always use button
* mode.
*/
if (options_get_number(oo, "mouse")) {
if (c->overlay_draw == NULL) {
mode &= ~ALL_MOUSE_MODES;
TAILQ_FOREACH(loop, &w->panes, entry) {
if (loop->screen->mode & MODE_MOUSE_ALL)
mode |= MODE_MOUSE_ALL;
}
}
if (~mode & MODE_MOUSE_ALL)
mode |= MODE_MOUSE_BUTTON;
}
/* Clear bracketed paste mode if at the prompt. */
if (c->overlay_draw == NULL && c->prompt_string != NULL)
mode &= ~MODE_BRACKETPASTE;
/* Set the terminal mode and reset attributes. */
tty_update_mode(tty, mode, s);
tty_reset(tty);
/* All writing must be done, send a sync end (if it was started). */
tty_sync_end(tty);
tty->flags |= flags;
}
/* Repeat time callback. */
static void
server_client_repeat_timer(__unused int fd, __unused short events, void *data)
{
struct client *c = data;
if (c->flags & CLIENT_REPEAT) {
server_client_set_key_table(c, NULL);
c->flags &= ~CLIENT_REPEAT;
server_status_client(c);
}
}
/* Double-click callback. */
static void
server_client_click_timer(__unused int fd, __unused short events, void *data)
{
struct client *c = data;
struct key_event *event;
log_debug("click timer expired");
if (c->flags & CLIENT_TRIPLECLICK) {
/*
* Waiting for a third click that hasn't happened, so this must
* have been a double click.
*/
event = xmalloc(sizeof *event);
event->key = KEYC_DOUBLECLICK;
memcpy(&event->m, &c->click_event, sizeof event->m);
if (!server_client_handle_key(c, event))
free(event);
}
c->flags &= ~(CLIENT_DOUBLECLICK|CLIENT_TRIPLECLICK);
}
/* Check if client should be exited. */
static void
server_client_check_exit(struct client *c)
{
struct client_file *cf;
const char *name = c->exit_session;
char *data;
size_t size, msize;
if (c->flags & (CLIENT_DEAD|CLIENT_EXITED))
return;
if (~c->flags & CLIENT_EXIT)
return;
if (c->flags & CLIENT_CONTROL) {
control_discard(c);
if (!control_all_done(c))
return;
}
RB_FOREACH(cf, client_files, &c->files) {
if (EVBUFFER_LENGTH(cf->buffer) != 0)
return;
}
c->flags |= CLIENT_EXITED;
switch (c->exit_type) {
case CLIENT_EXIT_RETURN:
if (c->exit_message != NULL)
msize = strlen(c->exit_message) + 1;
else
msize = 0;
size = (sizeof c->retval) + msize;
data = xmalloc(size);
memcpy(data, &c->retval, sizeof c->retval);
if (c->exit_message != NULL)
memcpy(data + sizeof c->retval, c->exit_message, msize);
proc_send(c->peer, MSG_EXIT, -1, data, size);
free(data);
break;
case CLIENT_EXIT_SHUTDOWN:
proc_send(c->peer, MSG_SHUTDOWN, -1, NULL, 0);
break;
case CLIENT_EXIT_DETACH:
proc_send(c->peer, c->exit_msgtype, -1, name, strlen(name) + 1);
break;
}
free(c->exit_session);
free(c->exit_message);
}
/* Redraw timer callback. */
static void
server_client_redraw_timer(__unused int fd, __unused short events,
__unused void *data)
{
log_debug("redraw timer fired");
}
/*
* Check if modes need to be updated. Only modes in the current window are
* updated and it is done when the status line is redrawn.
*/
static void
server_client_check_modes(struct client *c)
{
struct window *w = c->session->curw->window;
struct window_pane *wp;
struct window_mode_entry *wme;
if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
return;
if (~c->flags & CLIENT_REDRAWSTATUS)
return;
TAILQ_FOREACH(wp, &w->panes, entry) {
wme = TAILQ_FIRST(&wp->modes);
if (wme != NULL && wme->mode->update != NULL)
wme->mode->update(wme);
}
}
/* Check for client redraws. */
static void
server_client_check_redraw(struct client *c)
{
struct session *s = c->session;
struct tty *tty = &c->tty;
struct window *w = c->session->curw->window;
struct window_pane *wp;
int needed, flags, mode = tty->mode, new_flags = 0;
int redraw;
u_int bit = 0;
struct timeval tv = { .tv_usec = 1000 };
static struct event ev;
size_t left;
if (c->flags & (CLIENT_CONTROL|CLIENT_SUSPENDED))
return;
if (c->flags & CLIENT_ALLREDRAWFLAGS) {
log_debug("%s: redraw%s%s%s%s%s", c->name,
(c->flags & CLIENT_REDRAWWINDOW) ? " window" : "",
(c->flags & CLIENT_REDRAWSTATUS) ? " status" : "",
(c->flags & CLIENT_REDRAWBORDERS) ? " borders" : "",
(c->flags & CLIENT_REDRAWOVERLAY) ? " overlay" : "",
(c->flags & CLIENT_REDRAWPANES) ? " panes" : "");
}
/*
* If there is outstanding data, defer the redraw until it has been
* consumed. We can just add a timer to get out of the event loop and
* end up back here.
*/
needed = 0;
if (c->flags & CLIENT_ALLREDRAWFLAGS)
needed = 1;
else {
TAILQ_FOREACH(wp, &w->panes, entry) {
if (wp->flags & PANE_REDRAW) {
needed = 1;
break;
}
}
if (needed)
new_flags |= CLIENT_REDRAWPANES;
}
if (needed && (left = EVBUFFER_LENGTH(tty->out)) != 0) {
log_debug("%s: redraw deferred (%zu left)", c->name, left);
if (!evtimer_initialized(&ev))
evtimer_set(&ev, server_client_redraw_timer, NULL);
if (!evtimer_pending(&ev, NULL)) {
log_debug("redraw timer started");
evtimer_add(&ev, &tv);
}
if (~c->flags & CLIENT_REDRAWWINDOW) {
TAILQ_FOREACH(wp, &w->panes, entry) {
if (wp->flags & PANE_REDRAW) {
log_debug("%s: pane %%%u needs redraw",
c->name, wp->id);
c->redraw_panes |= (1 << bit);
}
if (++bit == 64) {
/*
* If more that 64 panes, give up and
* just redraw the window.
*/
new_flags &= CLIENT_REDRAWPANES;
new_flags |= CLIENT_REDRAWWINDOW;
break;
}
}
if (c->redraw_panes != 0)
c->flags |= CLIENT_REDRAWPANES;
}
c->flags |= new_flags;
return;
} else if (needed)
log_debug("%s: redraw needed", c->name);
flags = tty->flags & (TTY_BLOCK|TTY_FREEZE|TTY_NOCURSOR);
tty->flags = (tty->flags & ~(TTY_BLOCK|TTY_FREEZE))|TTY_NOCURSOR;
if (~c->flags & CLIENT_REDRAWWINDOW) {
/*
* If not redrawing the entire window, check whether each pane
* needs to be redrawn.
*/
TAILQ_FOREACH(wp, &w->panes, entry) {
redraw = 0;
if (wp->flags & PANE_REDRAW)
redraw = 1;
else if (c->flags & CLIENT_REDRAWPANES)
redraw = !!(c->redraw_panes & (1 << bit));
bit++;
if (!redraw)
continue;
log_debug("%s: redrawing pane %%%u", __func__, wp->id);
screen_redraw_pane(c, wp);
}
c->redraw_panes = 0;
c->flags &= ~CLIENT_REDRAWPANES;
}
if (c->flags & CLIENT_ALLREDRAWFLAGS) {
if (options_get_number(s->options, "set-titles")) {
server_client_set_title(c);
server_client_set_path(c);
}
screen_redraw_screen(c);
}
tty->flags = (tty->flags & ~TTY_NOCURSOR)|(flags & TTY_NOCURSOR);
tty_update_mode(tty, mode, NULL);
tty->flags = (tty->flags & ~(TTY_BLOCK|TTY_FREEZE|TTY_NOCURSOR))|flags;
c->flags &= ~(CLIENT_ALLREDRAWFLAGS|CLIENT_STATUSFORCE);
if (needed) {
/*
* We would have deferred the redraw unless the output buffer
* was empty, so we can record how many bytes the redraw
* generated.
*/
c->redraw = EVBUFFER_LENGTH(tty->out);
log_debug("%s: redraw added %zu bytes", c->name, c->redraw);
}
}
/* Set client title. */
static void
server_client_set_title(struct client *c)
{
struct session *s = c->session;
const char *template;
char *title;
struct format_tree *ft;
template = options_get_string(s->options, "set-titles-string");
ft = format_create(c, NULL, FORMAT_NONE, 0);
format_defaults(ft, c, NULL, NULL, NULL);
title = format_expand_time(ft, template);
if (c->title == NULL || strcmp(title, c->title) != 0) {
free(c->title);
c->title = xstrdup(title);
tty_set_title(&c->tty, c->title);
}
free(title);
format_free(ft);
}
/* Set client path. */
static void
server_client_set_path(struct client *c)
{
struct session *s = c->session;
const char *path;
if (s->curw == NULL)
return;
if (s->curw->window->active->base.path == NULL)
path = "";
else
path = s->curw->window->active->base.path;
if (c->path == NULL || strcmp(path, c->path) != 0) {
free(c->path);
c->path = xstrdup(path);
tty_set_path(&c->tty, c->path);
}
}
/* Dispatch message from client. */
static void
server_client_dispatch(struct imsg *imsg, void *arg)
{
struct client *c = arg;
ssize_t datalen;
struct session *s;
if (c->flags & CLIENT_DEAD)
return;
if (imsg == NULL) {
server_client_lost(c);
return;
}
datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
switch (imsg->hdr.type) {
case MSG_IDENTIFY_CLIENTPID:
case MSG_IDENTIFY_CWD:
case MSG_IDENTIFY_ENVIRON:
case MSG_IDENTIFY_FEATURES:
case MSG_IDENTIFY_FLAGS:
case MSG_IDENTIFY_LONGFLAGS:
case MSG_IDENTIFY_STDIN:
case MSG_IDENTIFY_STDOUT:
case MSG_IDENTIFY_TERM:
case MSG_IDENTIFY_TERMINFO:
case MSG_IDENTIFY_TTYNAME:
case MSG_IDENTIFY_DONE:
server_client_dispatch_identify(c, imsg);
break;
case MSG_COMMAND:
server_client_dispatch_command(c, imsg);
break;
case MSG_RESIZE:
if (datalen != 0)
fatalx("bad MSG_RESIZE size");
if (c->flags & CLIENT_CONTROL)
break;
server_client_update_latest(c);
tty_resize(&c->tty);
recalculate_sizes();
if (c->overlay_resize == NULL)
server_client_clear_overlay(c);
else
c->overlay_resize(c, c->overlay_data);
server_redraw_client(c);
if (c->session != NULL)
notify_client("client-resized", c);
break;
case MSG_EXITING:
if (datalen != 0)
fatalx("bad MSG_EXITING size");
server_client_set_session(c, NULL);
recalculate_sizes();
tty_close(&c->tty);
proc_send(c->peer, MSG_EXITED, -1, NULL, 0);
break;
case MSG_WAKEUP:
case MSG_UNLOCK:
if (datalen != 0)
fatalx("bad MSG_WAKEUP size");
if (!(c->flags & CLIENT_SUSPENDED))
break;
c->flags &= ~CLIENT_SUSPENDED;
if (c->fd == -1 || c->session == NULL) /* exited already */
break;
s = c->session;
if (gettimeofday(&c->activity_time, NULL) != 0)
fatal("gettimeofday failed");
tty_start_tty(&c->tty);
server_redraw_client(c);
recalculate_sizes();
if (s != NULL)
session_update_activity(s, &c->activity_time);
break;
case MSG_SHELL:
if (datalen != 0)
fatalx("bad MSG_SHELL size");
server_client_dispatch_shell(c);
break;
case MSG_WRITE_READY:
file_write_ready(&c->files, imsg);
break;
case MSG_READ:
file_read_data(&c->files, imsg);
break;
case MSG_READ_DONE:
file_read_done(&c->files, imsg);
break;
}
}
/* Callback when command is not allowed. */
static enum cmd_retval
server_client_read_only(struct cmdq_item *item, __unused void *data)
{
cmdq_error(item, "client is read-only");
return (CMD_RETURN_ERROR);
}
/* Callback when command is done. */
static enum cmd_retval
server_client_command_done(struct cmdq_item *item, __unused void *data)
{
struct client *c = cmdq_get_client(item);
if (~c->flags & CLIENT_ATTACHED)
c->flags |= CLIENT_EXIT;
else if (~c->flags & CLIENT_EXIT) {
if (c->flags & CLIENT_CONTROL)
control_ready(c);
tty_send_requests(&c->tty);
}
return (CMD_RETURN_NORMAL);
}
/* Handle command message. */
static void
server_client_dispatch_command(struct client *c, struct imsg *imsg)
{
struct msg_command data;
char *buf;
size_t len;
int argc;
char **argv, *cause;
struct cmd_parse_result *pr;
struct args_value *values;
struct cmdq_item *new_item;
if (c->flags & CLIENT_EXIT)
return;
if (imsg->hdr.len - IMSG_HEADER_SIZE < sizeof data)
fatalx("bad MSG_COMMAND size");
memcpy(&data, imsg->data, sizeof data);
buf = (char *)imsg->data + sizeof data;
len = imsg->hdr.len - IMSG_HEADER_SIZE - sizeof data;
if (len > 0 && buf[len - 1] != '\0')
fatalx("bad MSG_COMMAND string");
argc = data.argc;
if (cmd_unpack_argv(buf, len, argc, &argv) != 0) {
cause = xstrdup("command too long");
goto error;
}
if (argc == 0) {
argc = 1;
argv = xcalloc(1, sizeof *argv);
*argv = xstrdup("new-session");
}
values = args_from_vector(argc, argv);
pr = cmd_parse_from_arguments(values, argc, NULL);
switch (pr->status) {
case CMD_PARSE_ERROR:
cause = pr->error;
goto error;
case CMD_PARSE_SUCCESS:
break;
}
args_free_values(values, argc);
free(values);
cmd_free_argv(argc, argv);
if ((c->flags & CLIENT_READONLY) &&
!cmd_list_all_have(pr->cmdlist, CMD_READONLY))
new_item = cmdq_get_callback(server_client_read_only, NULL);
else
new_item = cmdq_get_command(pr->cmdlist, NULL);
cmdq_append(c, new_item);
cmdq_append(c, cmdq_get_callback(server_client_command_done, NULL));
cmd_list_free(pr->cmdlist);
return;
error:
cmd_free_argv(argc, argv);
cmdq_append(c, cmdq_get_error(cause));
free(cause);
c->flags |= CLIENT_EXIT;
}
/* Handle identify message. */
static void
server_client_dispatch_identify(struct client *c, struct imsg *imsg)
{
const char *data, *home;
size_t datalen;
int flags, feat;
uint64_t longflags;
char *name;
if (c->flags & CLIENT_IDENTIFIED)
fatalx("out-of-order identify message");
data = imsg->data;
datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
switch (imsg->hdr.type) {
case MSG_IDENTIFY_FEATURES:
if (datalen != sizeof feat)
fatalx("bad MSG_IDENTIFY_FEATURES size");
memcpy(&feat, data, sizeof feat);
c->term_features |= feat;
log_debug("client %p IDENTIFY_FEATURES %s", c,
tty_get_features(feat));
break;
case MSG_IDENTIFY_FLAGS:
if (datalen != sizeof flags)
fatalx("bad MSG_IDENTIFY_FLAGS size");
memcpy(&flags, data, sizeof flags);
c->flags |= flags;
log_debug("client %p IDENTIFY_FLAGS %#x", c, flags);
break;
case MSG_IDENTIFY_LONGFLAGS:
if (datalen != sizeof longflags)
fatalx("bad MSG_IDENTIFY_LONGFLAGS size");
memcpy(&longflags, data, sizeof longflags);
c->flags |= longflags;
log_debug("client %p IDENTIFY_LONGFLAGS %#llx", c,
(unsigned long long)longflags);
break;
case MSG_IDENTIFY_TERM:
if (datalen == 0 || data[datalen - 1] != '\0')
fatalx("bad MSG_IDENTIFY_TERM string");
if (*data == '\0')
c->term_name = xstrdup("unknown");
else
c->term_name = xstrdup(data);
log_debug("client %p IDENTIFY_TERM %s", c, data);
break;
case MSG_IDENTIFY_TERMINFO:
if (datalen == 0 || data[datalen - 1] != '\0')
fatalx("bad MSG_IDENTIFY_TERMINFO string");
c->term_caps = xreallocarray(c->term_caps, c->term_ncaps + 1,
sizeof *c->term_caps);
c->term_caps[c->term_ncaps++] = xstrdup(data);
log_debug("client %p IDENTIFY_TERMINFO %s", c, data);
break;
case MSG_IDENTIFY_TTYNAME:
if (datalen == 0 || data[datalen - 1] != '\0')
fatalx("bad MSG_IDENTIFY_TTYNAME string");
c->ttyname = xstrdup(data);
log_debug("client %p IDENTIFY_TTYNAME %s", c, data);
break;
case MSG_IDENTIFY_CWD:
if (datalen == 0 || data[datalen - 1] != '\0')
fatalx("bad MSG_IDENTIFY_CWD string");
if (access(data, X_OK) == 0)
c->cwd = xstrdup(data);
else if ((home = find_home()) != NULL)
c->cwd = xstrdup(home);
else
c->cwd = xstrdup("/");
log_debug("client %p IDENTIFY_CWD %s", c, data);
break;
case MSG_IDENTIFY_STDIN:
if (datalen != 0)
fatalx("bad MSG_IDENTIFY_STDIN size");
c->fd = imsg->fd;
log_debug("client %p IDENTIFY_STDIN %d", c, imsg->fd);
break;
case MSG_IDENTIFY_STDOUT:
if (datalen != 0)
fatalx("bad MSG_IDENTIFY_STDOUT size");
c->out_fd = imsg->fd;
log_debug("client %p IDENTIFY_STDOUT %d", c, imsg->fd);
break;
case MSG_IDENTIFY_ENVIRON:
if (datalen == 0 || data[datalen - 1] != '\0')
fatalx("bad MSG_IDENTIFY_ENVIRON string");
if (strchr(data, '=') != NULL)
environ_put(c->environ, data, 0);
log_debug("client %p IDENTIFY_ENVIRON %s", c, data);
break;
case MSG_IDENTIFY_CLIENTPID:
if (datalen != sizeof c->pid)
fatalx("bad MSG_IDENTIFY_CLIENTPID size");
memcpy(&c->pid, data, sizeof c->pid);
log_debug("client %p IDENTIFY_CLIENTPID %ld", c, (long)c->pid);
break;
default:
break;
}
if (imsg->hdr.type != MSG_IDENTIFY_DONE)
return;
c->flags |= CLIENT_IDENTIFIED;
if (*c->ttyname != '\0')
name = xstrdup(c->ttyname);
else
xasprintf(&name, "client-%ld", (long)c->pid);
c->name = name;
log_debug("client %p name is %s", c, c->name);
if (c->flags & CLIENT_CONTROL)
control_start(c);
else if (c->fd != -1) {
if (tty_init(&c->tty, c) != 0) {
close(c->fd);
c->fd = -1;
} else {
tty_resize(&c->tty);
c->flags |= CLIENT_TERMINAL;
}
close(c->out_fd);
c->out_fd = -1;
}
/*
* If this is the first client, load configuration files. Any later
* clients are allowed to continue with their command even if the
* config has not been loaded - they might have been run from inside it
*/
if ((~c->flags & CLIENT_EXIT) &&
!cfg_finished &&
c == TAILQ_FIRST(&clients))
start_cfg();
}
/* Handle shell message. */
static void
server_client_dispatch_shell(struct client *c)
{
const char *shell;
shell = options_get_string(global_s_options, "default-shell");
if (!checkshell(shell))
shell = _PATH_BSHELL;
proc_send(c->peer, MSG_SHELL, -1, shell, strlen(shell) + 1);
proc_kill_peer(c->peer);
}
/* Get client working directory. */
const char *
server_client_get_cwd(struct client *c, struct session *s)
{
const char *home;
if (!cfg_finished && cfg_client != NULL)
return (cfg_client->cwd);
if (c != NULL && c->session == NULL && c->cwd != NULL)
return (c->cwd);
if (s != NULL && s->cwd != NULL)
return (s->cwd);
if (c != NULL && (s = c->session) != NULL && s->cwd != NULL)
return (s->cwd);
if ((home = find_home()) != NULL)
return (home);
return ("/");
}
/* Get control client flags. */
static uint64_t
server_client_control_flags(struct client *c, const char *next)
{
if (strcmp(next, "pause-after") == 0) {
c->pause_age = 0;
return (CLIENT_CONTROL_PAUSEAFTER);
}
if (sscanf(next, "pause-after=%u", &c->pause_age) == 1) {
c->pause_age *= 1000;
return (CLIENT_CONTROL_PAUSEAFTER);
}
if (strcmp(next, "no-output") == 0)
return (CLIENT_CONTROL_NOOUTPUT);
if (strcmp(next, "wait-exit") == 0)
return (CLIENT_CONTROL_WAITEXIT);
return (0);
}
/* Set client flags. */
void
server_client_set_flags(struct client *c, const char *flags)
{
char *s, *copy, *next;
uint64_t flag;
int not;
s = copy = xstrdup(flags);
while ((next = strsep(&s, ",")) != NULL) {
not = (*next == '!');
if (not)
next++;
if (c->flags & CLIENT_CONTROL)
flag = server_client_control_flags(c, next);
else
flag = 0;
if (strcmp(next, "read-only") == 0)
flag = CLIENT_READONLY;
else if (strcmp(next, "ignore-size") == 0)
flag = CLIENT_IGNORESIZE;
else if (strcmp(next, "active-pane") == 0)
flag = CLIENT_ACTIVEPANE;
if (flag == 0)
continue;
log_debug("client %s set flag %s", c->name, next);
if (not) {
if (c->flags & CLIENT_READONLY)
flag &= ~CLIENT_READONLY;
c->flags &= ~flag;
} else
c->flags |= flag;
if (flag == CLIENT_CONTROL_NOOUTPUT)
control_reset_offsets(c);
}
free(copy);
proc_send(c->peer, MSG_FLAGS, -1, &c->flags, sizeof c->flags);
}
/* Get client flags. This is only flags useful to show to users. */
const char *
server_client_get_flags(struct client *c)
{
static char s[256];
char tmp[32];
*s = '\0';
if (c->flags & CLIENT_ATTACHED)
strlcat(s, "attached,", sizeof s);
if (c->flags & CLIENT_FOCUSED)
strlcat(s, "focused,", sizeof s);
if (c->flags & CLIENT_CONTROL)
strlcat(s, "control-mode,", sizeof s);
if (c->flags & CLIENT_IGNORESIZE)
strlcat(s, "ignore-size,", sizeof s);
if (c->flags & CLIENT_CONTROL_NOOUTPUT)
strlcat(s, "no-output,", sizeof s);
if (c->flags & CLIENT_CONTROL_WAITEXIT)
strlcat(s, "wait-exit,", sizeof s);
if (c->flags & CLIENT_CONTROL_PAUSEAFTER) {
xsnprintf(tmp, sizeof tmp, "pause-after=%u,",
c->pause_age / 1000);
strlcat(s, tmp, sizeof s);
}
if (c->flags & CLIENT_READONLY)
strlcat(s, "read-only,", sizeof s);
if (c->flags & CLIENT_ACTIVEPANE)
strlcat(s, "active-pane,", sizeof s);
if (c->flags & CLIENT_SUSPENDED)
strlcat(s, "suspended,", sizeof s);
if (c->flags & CLIENT_UTF8)
strlcat(s, "UTF-8,", sizeof s);
if (*s != '\0')
s[strlen(s) - 1] = '\0';
return (s);
}
/* Get client window. */
struct client_window *
server_client_get_client_window(struct client *c, u_int id)
{
struct client_window cw = { .window = id };
return (RB_FIND(client_windows, &c->windows, &cw));
}
/* Add client window. */
struct client_window *
server_client_add_client_window(struct client *c, u_int id)
{
struct client_window *cw;
cw = server_client_get_client_window(c, id);
if (cw == NULL) {
cw = xcalloc(1, sizeof *cw);
cw->window = id;
RB_INSERT(client_windows, &c->windows, cw);
}
return (cw);
}
/* Get client active pane. */
struct window_pane *
server_client_get_pane(struct client *c)
{
struct session *s = c->session;
struct client_window *cw;
if (s == NULL)
return (NULL);
if (~c->flags & CLIENT_ACTIVEPANE)
return (s->curw->window->active);
cw = server_client_get_client_window(c, s->curw->window->id);
if (cw == NULL)
return (s->curw->window->active);
return (cw->pane);
}
/* Set client active pane. */
void
server_client_set_pane(struct client *c, struct window_pane *wp)
{
struct session *s = c->session;
struct client_window *cw;
if (s == NULL)
return;
cw = server_client_add_client_window(c, s->curw->window->id);
cw->pane = wp;
log_debug("%s pane now %%%u", c->name, wp->id);
}
/* Remove pane from client lists. */
void
server_client_remove_pane(struct window_pane *wp)
{
struct client *c;
struct window *w = wp->window;
struct client_window *cw;
TAILQ_FOREACH(c, &clients, entry) {
cw = server_client_get_client_window(c, w->id);
if (cw != NULL && cw->pane == wp) {
RB_REMOVE(client_windows, &c->windows, cw);
free(cw);
}
}
}
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