Beispiel #1
0
/* Start status timer for all clients. */
void
status_timer_start_all(void)
{
	struct client	*c;

	TAILQ_FOREACH(c, &clients, entry)
		status_timer_start(c);
}
Beispiel #2
0
static enum cmd_retval
cmd_switch_client_exec(struct cmd *self, struct cmdq_item *item)
{
	struct args		*args = self->args;
	const char		*tflag = args_get(args, 't');
	enum cmd_find_type	 type;
	int			 flags;
	struct client		*c;
	struct session		*s;
	struct winlink		*wl;
	struct window_pane	*wp;
	const char		*tablename;
	struct key_table	*table;

	if ((c = cmd_find_client(item, args_get(args, 'c'), 0)) == NULL)
		return (CMD_RETURN_ERROR);

	if (tflag != NULL && tflag[strcspn(tflag, ":.")] != '\0') {
		type = CMD_FIND_PANE;
		flags = 0;
	} else {
		type = CMD_FIND_SESSION;
		flags = CMD_FIND_PREFER_UNATTACHED;
	}
	if (cmd_find_target(&item->target, item, tflag, type, flags) != 0)
		return (CMD_RETURN_ERROR);
	s = item->target.s;
	wl = item->target.wl;
	wp = item->target.wp;

	if (args_has(args, 'r'))
		c->flags ^= CLIENT_READONLY;

	tablename = args_get(args, 'T');
	if (tablename != NULL) {
		table = key_bindings_get_table(tablename, 0);
		if (table == NULL) {
			cmdq_error(item, "table %s doesn't exist", tablename);
			return (CMD_RETURN_ERROR);
		}
		table->references++;
		key_bindings_unref_table(c->keytable);
		c->keytable = table;
		return (CMD_RETURN_NORMAL);
	}

	if (args_has(args, 'n')) {
		if ((s = session_next_session(c->session)) == NULL) {
			cmdq_error(item, "can't find next session");
			return (CMD_RETURN_ERROR);
		}
	} else if (args_has(args, 'p')) {
		if ((s = session_previous_session(c->session)) == NULL) {
			cmdq_error(item, "can't find previous session");
			return (CMD_RETURN_ERROR);
		}
	} else if (args_has(args, 'l')) {
		if (c->last_session != NULL && session_alive(c->last_session))
			s = c->last_session;
		else
			s = NULL;
		if (s == NULL) {
			cmdq_error(item, "can't find last session");
			return (CMD_RETURN_ERROR);
		}
	} else {
		if (item->client == NULL)
			return (CMD_RETURN_NORMAL);
		if (wl != NULL) {
			if (wp != NULL)
				window_set_active_pane(wp->window, wp);
			session_set_current(s, wl);
			cmd_find_from_session(&item->shared->current, s, 0);
		}
	}

	if (!args_has(args, 'E'))
		environ_update(s->options, c->environ, s->environ);

	if (c->session != NULL && c->session != s)
		c->last_session = c->session;
	c->session = s;
	if (~item->shared->flags & CMDQ_SHARED_REPEAT)
		server_client_set_key_table(c, NULL);
	tty_update_client_offset(c);
	status_timer_start(c);
	notify_client("client-session-changed", c);
	session_update_activity(s, NULL);
	gettimeofday(&s->last_attached_time, NULL);

	recalculate_sizes();
	server_check_unattached();
	server_redraw_client(c);
	s->curw->flags &= ~WINLINK_ALERTFLAGS;
	alerts_check_session(s);

	return (CMD_RETURN_NORMAL);
}
Beispiel #3
0
enum cmd_retval
cmd_new_session_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct client		*c = cmdq->client, *c0;
	struct session		*s, *groupwith;
	struct window		*w;
	struct environ		 env;
	struct termios		 tio, *tiop;
	const char		*newname, *target, *update, *errstr, *template;
	const char		*path;
	char		       **argv, *cmd, *cause, *cp;
	int			 detached, already_attached, idx, cwd, fd = -1;
	int			 argc;
	u_int			 sx, sy;
	struct format_tree	*ft;
	struct environ_entry	*envent;

	if (self->entry == &cmd_has_session_entry) {
		if (cmd_find_session(cmdq, args_get(args, 't'), 0) == NULL)
			return (CMD_RETURN_ERROR);
		return (CMD_RETURN_NORMAL);
	}

	if (args_has(args, 't') && (args->argc != 0 || args_has(args, 'n'))) {
		cmdq_error(cmdq, "command or window name given with target");
		return (CMD_RETURN_ERROR);
	}

	newname = args_get(args, 's');
	if (newname != NULL) {
		if (!session_check_name(newname)) {
			cmdq_error(cmdq, "bad session name: %s", newname);
			return (CMD_RETURN_ERROR);
		}
		if (session_find(newname) != NULL) {
			if (args_has(args, 'A')) {
				return (cmd_attach_session(cmdq, newname,
				    args_has(args, 'D'), 0, NULL,
				    args_has(args, 'E')));
			}
			cmdq_error(cmdq, "duplicate session: %s", newname);
			return (CMD_RETURN_ERROR);
		}
	}

	target = args_get(args, 't');
	if (target != NULL) {
		groupwith = cmd_find_session(cmdq, target, 0);
		if (groupwith == NULL)
			return (CMD_RETURN_ERROR);
	} else
		groupwith = NULL;

	/* Set -d if no client. */
	detached = args_has(args, 'd');
	if (c == NULL)
		detached = 1;

	/* Is this client already attached? */
	already_attached = 0;
	if (c != NULL && c->session != NULL)
		already_attached = 1;

	/* Get the new session working directory. */
	if (args_has(args, 'c')) {
		ft = format_create();
		format_defaults(ft, cmd_find_client(cmdq, NULL, 1), NULL, NULL,
		    NULL);
		cp = format_expand(ft, args_get(args, 'c'));
		format_free(ft);

		if (cp != NULL && *cp != '\0') {
			fd = open(cp, O_RDONLY|O_DIRECTORY);
			free(cp);
			if (fd == -1) {
				cmdq_error(cmdq, "bad working directory: %s",
				    strerror(errno));
				return (CMD_RETURN_ERROR);
			}
		} else if (cp != NULL)
			free(cp);
		cwd = fd;
	} else if (c != NULL && c->session == NULL)
		cwd = c->cwd;
	else if ((c0 = cmd_find_client(cmdq, NULL, 1)) != NULL)
		cwd = c0->session->cwd;
	else {
		fd = open(".", O_RDONLY);
		cwd = fd;
	}

	/*
	 * If this is a new client, check for nesting and save the termios
	 * settings (part of which is used for new windows in this session).
	 *
	 * tcgetattr() is used rather than using tty.tio since if the client is
	 * detached, tty_open won't be called. It must be done before opening
	 * the terminal as that calls tcsetattr() to prepare for tmux taking
	 * over.
	 */
	if (!detached && !already_attached && c->tty.fd != -1) {
		if (server_client_check_nested(cmdq->client)) {
			cmdq_error(cmdq, "sessions should be nested with care, "
			    "unset $TMUX to force");
			return (CMD_RETURN_ERROR);
		}
		if (tcgetattr(c->tty.fd, &tio) != 0)
			fatal("tcgetattr failed");
		tiop = &tio;
	} else
		tiop = NULL;

	/* Open the terminal if necessary. */
	if (!detached && !already_attached) {
		if (server_client_open(c, &cause) != 0) {
			cmdq_error(cmdq, "open terminal failed: %s", cause);
			free(cause);
			goto error;
		}
	}

	/* Find new session size. */
	if (c != NULL) {
		sx = c->tty.sx;
		sy = c->tty.sy;
	} else {
		sx = 80;
		sy = 24;
	}
	if (detached && args_has(args, 'x')) {
		sx = strtonum(args_get(args, 'x'), 1, USHRT_MAX, &errstr);
		if (errstr != NULL) {
			cmdq_error(cmdq, "width %s", errstr);
			goto error;
		}
	}
	if (detached && args_has(args, 'y')) {
		sy = strtonum(args_get(args, 'y'), 1, USHRT_MAX, &errstr);
		if (errstr != NULL) {
			cmdq_error(cmdq, "height %s", errstr);
			goto error;
		}
	}
	if (sy > 0 && options_get_number(&global_s_options, "status"))
		sy--;
	if (sx == 0)
		sx = 1;
	if (sy == 0)
		sy = 1;

	/* Figure out the command for the new window. */
	argc = -1;
	argv = NULL;
	if (target == NULL && args->argc != 0) {
		argc = args->argc;
		argv = args->argv;
	} else if (target == NULL) {
		cmd = options_get_string(&global_s_options, "default-command");
		if (cmd != NULL && *cmd != '\0') {
			argc = 1;
			argv = &cmd;
		} else {
			argc = 0;
			argv = NULL;
		}
	}

	path = NULL;
	if (c != NULL && c->session == NULL)
		envent = environ_find(&c->environ, "PATH");
	else
		envent = environ_find(&global_environ, "PATH");
	if (envent != NULL)
		path = envent->value;

	/* Construct the environment. */
	environ_init(&env);
	if (c != NULL && !args_has(args, 'E')) {
		update = options_get_string(&global_s_options,
		    "update-environment");
		environ_update(update, &c->environ, &env);
	}

	/* Create the new session. */
	idx = -1 - options_get_number(&global_s_options, "base-index");
	s = session_create(newname, argc, argv, path, cwd, &env, tiop, idx, sx,
	    sy, &cause);
	if (s == NULL) {
		cmdq_error(cmdq, "create session failed: %s", cause);
		free(cause);
		goto error;
	}
	environ_free(&env);

	/* Set the initial window name if one given. */
	if (argc >= 0 && args_has(args, 'n')) {
		w = s->curw->window;
		window_set_name(w, args_get(args, 'n'));
		options_set_number(&w->options, "automatic-rename", 0);
	}

	/*
	 * If a target session is given, this is to be part of a session group,
	 * so add it to the group and synchronize.
	 */
	if (groupwith != NULL) {
		session_group_add(groupwith, s);
		session_group_synchronize_to(s);
		session_select(s, RB_MIN(winlinks, &s->windows)->idx);
	}

	/*
	 * Set the client to the new session. If a command client exists, it is
	 * taking this session and needs to get MSG_READY and stay around.
	 */
	if (!detached) {
		if (!already_attached)
			server_write_ready(c);
		else if (c->session != NULL)
			c->last_session = c->session;
		c->session = s;
		status_timer_start(c);
		notify_attached_session_changed(c);
		session_update_activity(s);
		server_redraw_client(c);
	}
	recalculate_sizes();
	server_update_socket();

	/*
	 * If there are still configuration file errors to display, put the new
	 * session's current window into more mode and display them now.
	 */
	if (cfg_finished)
		cfg_show_causes(s);

	/* Print if requested. */
	if (args_has(args, 'P')) {
		if ((template = args_get(args, 'F')) == NULL)
Beispiel #4
0
enum cmd_retval
cmd_switch_client_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct client		*c;
	struct session		*s = NULL;
	struct winlink		*wl = NULL;
	struct window 		*w = NULL;
	struct window_pane	*wp = NULL;
	const char		*tflag, *tablename, *update;
	struct key_table	*table;

	if ((c = cmd_find_client(cmdq, args_get(args, 'c'), 0)) == NULL)
		return (CMD_RETURN_ERROR);

	if (args_has(args, 'r')) {
		if (c->flags & CLIENT_READONLY)
			c->flags &= ~CLIENT_READONLY;
		else
			c->flags |= CLIENT_READONLY;
	}

	tablename = args_get(args, 'T');
	if (tablename != NULL) {
		table = key_bindings_get_table(tablename, 0);
		if (table == NULL) {
			cmdq_error(cmdq, "table %s doesn't exist", tablename);
			return (CMD_RETURN_ERROR);
		}
		table->references++;
		key_bindings_unref_table(c->keytable);
		c->keytable = table;
	}

	tflag = args_get(args, 't');
	if (args_has(args, 'n')) {
		if ((s = session_next_session(c->session)) == NULL) {
			cmdq_error(cmdq, "can't find next session");
			return (CMD_RETURN_ERROR);
		}
	} else if (args_has(args, 'p')) {
		if ((s = session_previous_session(c->session)) == NULL) {
			cmdq_error(cmdq, "can't find previous session");
			return (CMD_RETURN_ERROR);
		}
	} else if (args_has(args, 'l')) {
		if (c->last_session != NULL && session_alive(c->last_session))
			s = c->last_session;
		if (s == NULL) {
			cmdq_error(cmdq, "can't find last session");
			return (CMD_RETURN_ERROR);
		}
	} else {
		if (tflag == NULL) {
			if ((s = cmd_find_session(cmdq, tflag, 1)) == NULL)
				return (CMD_RETURN_ERROR);
		} else if (tflag[strcspn(tflag, ":.")] != '\0') {
			if ((wl = cmd_find_pane(cmdq, tflag, &s, &wp)) == NULL)
				return (CMD_RETURN_ERROR);
		} else {
			if ((s = cmd_find_session(cmdq, tflag, 1)) == NULL)
				return (CMD_RETURN_ERROR);
			w = window_find_by_id_str(tflag);
			if (w == NULL) {
				wp = window_pane_find_by_id_str(tflag);
				if (wp != NULL)
					w = wp->window;
			}
			if (w != NULL)
				wl = winlink_find_by_window(&s->windows, w);
		}

		if (cmdq->client == NULL)
			return (CMD_RETURN_NORMAL);

		if (wl != NULL) {
			if (wp != NULL)
				window_set_active_pane(wp->window, wp);
			session_set_current(s, wl);
		}
	}

	if (c != NULL && !args_has(args, 'E')) {
		update = options_get_string(&s->options, "update-environment");
		environ_update(update, &c->environ, &s->environ);
	}

	if (c->session != NULL)
		c->last_session = c->session;
	c->session = s;
	status_timer_start(c);
	session_update_activity(s);

	recalculate_sizes();
	server_check_unattached();
	server_redraw_client(c);
	s->curw->flags &= ~WINLINK_ALERTFLAGS;

	return (CMD_RETURN_NORMAL);
}
Beispiel #5
0
static enum cmd_retval
cmd_switch_client_exec(struct cmd *self, struct cmd_q *cmdq)
{
    struct args		*args = self->args;
    struct cmd_state	*state = &cmdq->state;
    struct client		*c = state->c;
    struct session		*s = cmdq->state.tflag.s;
    struct window_pane	*wp;
    const char		*tablename, *update;
    struct key_table	*table;

    if (args_has(args, 'r'))
        c->flags ^= CLIENT_READONLY;

    tablename = args_get(args, 'T');
    if (tablename != NULL) {
        table = key_bindings_get_table(tablename, 0);
        if (table == NULL) {
            cmdq_error(cmdq, "table %s doesn't exist", tablename);
            return (CMD_RETURN_ERROR);
        }
        table->references++;
        key_bindings_unref_table(c->keytable);
        c->keytable = table;
        return (CMD_RETURN_NORMAL);
    }

    if (args_has(args, 'n')) {
        if ((s = session_next_session(c->session)) == NULL) {
            cmdq_error(cmdq, "can't find next session");
            return (CMD_RETURN_ERROR);
        }
    } else if (args_has(args, 'p')) {
        if ((s = session_previous_session(c->session)) == NULL) {
            cmdq_error(cmdq, "can't find previous session");
            return (CMD_RETURN_ERROR);
        }
    } else if (args_has(args, 'l')) {
        if (c->last_session != NULL && session_alive(c->last_session))
            s = c->last_session;
        else
            s = NULL;
        if (s == NULL) {
            cmdq_error(cmdq, "can't find last session");
            return (CMD_RETURN_ERROR);
        }
    } else {
        if (cmdq->client == NULL)
            return (CMD_RETURN_NORMAL);
        if (state->tflag.wl != NULL) {
            wp = state->tflag.wp;
            if (wp != NULL)
                window_set_active_pane(wp->window, wp);
            session_set_current(s, state->tflag.wl);
        }
    }

    if (c != NULL && !args_has(args, 'E')) {
        update = options_get_string(s->options, "update-environment");
        environ_update(update, c->environ, s->environ);
    }

    if (c->session != NULL && c->session != s)
        c->last_session = c->session;
    c->session = s;
    server_client_set_key_table(c, NULL);
    status_timer_start(c);
    session_update_activity(s, NULL);
    gettimeofday(&s->last_attached_time, NULL);

    recalculate_sizes();
    server_check_unattached();
    server_redraw_client(c);
    s->curw->flags &= ~WINLINK_ALERTFLAGS;
    alerts_check_session(s);

    return (CMD_RETURN_NORMAL);
}
Beispiel #6
0
static enum cmd_retval
cmd_new_session_exec(struct cmd *self, struct cmdq_item *item)
{
	struct args		*args = self->args;
	struct client		*c = item->client;
	struct session		*s, *as;
	struct session		*groupwith = item->state.tflag.s;
	struct window		*w;
	struct environ		*env;
	struct termios		 tio, *tiop;
	const char		*newname, *target, *update, *errstr, *template;
	const char		*path, *cwd, *to_free = NULL;
	char		       **argv, *cmd, *cause, *cp;
	int			 detached, already_attached, idx, argc;
	u_int			 sx, sy;
	struct format_tree	*ft;
	struct environ_entry	*envent;
	struct cmd_find_state	 fs;

	if (self->entry == &cmd_has_session_entry) {
		/*
		 * cmd_prepare() will fail if the session cannot be found,
		 * hence always return success here.
		 */
		return (CMD_RETURN_NORMAL);
	}

	if (args_has(args, 't') && (args->argc != 0 || args_has(args, 'n'))) {
		cmdq_error(item, "command or window name given with target");
		return (CMD_RETURN_ERROR);
	}

	newname = args_get(args, 's');
	if (newname != NULL) {
		if (!session_check_name(newname)) {
			cmdq_error(item, "bad session name: %s", newname);
			return (CMD_RETURN_ERROR);
		}
		if ((as = session_find(newname)) != NULL) {
			if (args_has(args, 'A')) {
				/*
				 * This item is now destined for
				 * attach-session. Because attach-session will
				 * have already been prepared, copy this
				 * session into its tflag so it can be used.
				 */
				cmd_find_from_session(&item->state.tflag, as);
				return (cmd_attach_session(item,
				    args_has(args, 'D'), 0, NULL,
				    args_has(args, 'E')));
			}
			cmdq_error(item, "duplicate session: %s", newname);
			return (CMD_RETURN_ERROR);
		}
	}

	if ((target = args_get(args, 't')) != NULL) {
		if (groupwith == NULL) {
			cmdq_error(item, "no such session: %s", target);
			goto error;
		}
	} else
		groupwith = NULL;

	/* Set -d if no client. */
	detached = args_has(args, 'd');
	if (c == NULL)
		detached = 1;

	/* Is this client already attached? */
	already_attached = 0;
	if (c != NULL && c->session != NULL)
		already_attached = 1;

	/* Get the new session working directory. */
	if (args_has(args, 'c')) {
		ft = format_create(item, 0);
		format_defaults(ft, c, NULL, NULL, NULL);
		to_free = cwd = format_expand(ft, args_get(args, 'c'));
		format_free(ft);
	} else if (c != NULL && c->session == NULL && c->cwd != NULL)
		cwd = c->cwd;
	else
		cwd = ".";

	/*
	 * If this is a new client, check for nesting and save the termios
	 * settings (part of which is used for new windows in this session).
	 *
	 * tcgetattr() is used rather than using tty.tio since if the client is
	 * detached, tty_open won't be called. It must be done before opening
	 * the terminal as that calls tcsetattr() to prepare for tmux taking
	 * over.
	 */
	if (!detached && !already_attached && c->tty.fd != -1) {
		if (server_client_check_nested(item->client)) {
			cmdq_error(item, "sessions should be nested with care, "
			    "unset $TMUX to force");
			return (CMD_RETURN_ERROR);
		}
		if (tcgetattr(c->tty.fd, &tio) != 0)
			fatal("tcgetattr failed");
		tiop = &tio;
	} else
		tiop = NULL;

	/* Open the terminal if necessary. */
	if (!detached && !already_attached) {
		if (server_client_open(c, &cause) != 0) {
			cmdq_error(item, "open terminal failed: %s", cause);
			free(cause);
			goto error;
		}
	}

	/* Find new session size. */
	if (c != NULL) {
		sx = c->tty.sx;
		sy = c->tty.sy;
	} else {
		sx = 80;
		sy = 24;
	}
	if (detached && args_has(args, 'x')) {
		sx = strtonum(args_get(args, 'x'), 1, USHRT_MAX, &errstr);
		if (errstr != NULL) {
			cmdq_error(item, "width %s", errstr);
			goto error;
		}
	}
	if (detached && args_has(args, 'y')) {
		sy = strtonum(args_get(args, 'y'), 1, USHRT_MAX, &errstr);
		if (errstr != NULL) {
			cmdq_error(item, "height %s", errstr);
			goto error;
		}
	}
	if (sy > 0 && options_get_number(global_s_options, "status"))
		sy--;
	if (sx == 0)
		sx = 1;
	if (sy == 0)
		sy = 1;

	/* Figure out the command for the new window. */
	argc = -1;
	argv = NULL;
	if (!args_has(args, 't') && args->argc != 0) {
		argc = args->argc;
		argv = args->argv;
	} else if (groupwith == NULL) {
		cmd = options_get_string(global_s_options, "default-command");
		if (cmd != NULL && *cmd != '\0') {
			argc = 1;
			argv = &cmd;
		} else {
			argc = 0;
			argv = NULL;
		}
	}

	path = NULL;
	if (c != NULL && c->session == NULL)
		envent = environ_find(c->environ, "PATH");
	else
		envent = environ_find(global_environ, "PATH");
	if (envent != NULL)
		path = envent->value;

	/* Construct the environment. */
	env = environ_create();
	if (c != NULL && !args_has(args, 'E')) {
		update = options_get_string(global_s_options,
		    "update-environment");
		environ_update(update, c->environ, env);
	}

	/* Create the new session. */
	idx = -1 - options_get_number(global_s_options, "base-index");
	s = session_create(newname, argc, argv, path, cwd, env, tiop, idx, sx,
	    sy, &cause);
	environ_free(env);
	if (s == NULL) {
		cmdq_error(item, "create session failed: %s", cause);
		free(cause);
		goto error;
	}

	/* Set the initial window name if one given. */
	if (argc >= 0 && args_has(args, 'n')) {
		w = s->curw->window;
		window_set_name(w, args_get(args, 'n'));
		options_set_number(w->options, "automatic-rename", 0);
	}

	/*
	 * If a target session is given, this is to be part of a session group,
	 * so add it to the group and synchronize.
	 */
	if (groupwith != NULL) {
		session_group_add(groupwith, s);
		session_group_synchronize_to(s);
		session_select(s, RB_MIN(winlinks, &s->windows)->idx);
	}
	notify_session("session-created", s);

	/*
	 * Set the client to the new session. If a command client exists, it is
	 * taking this session and needs to get MSG_READY and stay around.
	 */
	if (!detached) {
		if (!already_attached) {
			if (~c->flags & CLIENT_CONTROL)
				proc_send(c->peer, MSG_READY, -1, NULL, 0);
		} else if (c->session != NULL)
			c->last_session = c->session;
		c->session = s;
		server_client_set_key_table(c, NULL);
		status_timer_start(c);
		notify_client("client-session-changed", c);
		session_update_activity(s, NULL);
		gettimeofday(&s->last_attached_time, NULL);
		server_redraw_client(c);
	}
	recalculate_sizes();
	server_update_socket();

	/*
	 * If there are still configuration file errors to display, put the new
	 * session's current window into more mode and display them now.
	 */
	if (cfg_finished)
		cfg_show_causes(s);

	/* Print if requested. */
	if (args_has(args, 'P')) {
		if ((template = args_get(args, 'F')) == NULL)