Example #1
0
int
cmd_copy_mode_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct cmd_target_data	*data = self->data;
	struct window_pane	*wp;

	if (cmd_find_pane(ctx, data->target, NULL, &wp) == NULL)
		return (-1);

	window_pane_set_mode(wp, &window_copy_mode);
	if (wp->mode == &window_copy_mode && cmd_check_flag(data->chflags, 'u'))
		window_copy_pageup(wp);

	return (0);
}
Example #2
0
enum cmd_retval
cmd_capture_pane_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct client		*c;
	struct window_pane	*wp;
	char			*buf, *cause;
	const char		*bufname;
	size_t			 len;

	if (cmd_find_pane(cmdq, args_get(args, 't'), NULL, &wp) == NULL)
		return (CMD_RETURN_ERROR);

	len = 0;
	if (args_has(args, 'P'))
		buf = cmd_capture_pane_pending(args, wp, &len);
	else
		buf = cmd_capture_pane_history(args, cmdq, wp, &len);
	if (buf == NULL)
		return (CMD_RETURN_ERROR);

	if (args_has(args, 'p')) {
		c = cmdq->client;
		if (c == NULL ||
		    (c->session != NULL && !(c->flags & CLIENT_CONTROL))) {
			cmdq_error(cmdq, "can't write to stdout");
			return (CMD_RETURN_ERROR);
		}
		evbuffer_add(c->stdout_data, buf, len);
		if (args_has(args, 'P') && len > 0)
		    evbuffer_add(c->stdout_data, "\n", 1);
		server_push_stdout(c);
	} else {

		bufname = NULL;
		if (args_has(args, 'b'))
			bufname = args_get(args, 'b');

		if (paste_set(buf, len, bufname, &cause) != 0) {
			cmdq_error(cmdq, "%s", cause);
			free(buf);
			free(cause);
			return (CMD_RETURN_ERROR);
		}
	}

	return (CMD_RETURN_NORMAL);
}
Example #3
0
enum cmd_retval
cmd_break_pane_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct winlink		*wl;
	struct session		*s;
	struct window_pane	*wp;
	struct window		*w;
	char			*name;
	char			*cause;
	int			 base_idx;
	struct format_tree	*ft;
	const char		*template;
	char			*cp;

	if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
		return (CMD_RETURN_ERROR);

	if (window_count_panes(wl->window) == 1) {
		cmdq_error(cmdq, "can't break with only one pane");
		return (CMD_RETURN_ERROR);
	}

	w = wl->window;
	server_unzoom_window(w);

	TAILQ_REMOVE(&w->panes, wp, entry);
	window_lost_pane(w, wp);
	layout_close_pane(wp);

	w = wp->window = window_create1(s->sx, s->sy);
	TAILQ_INSERT_HEAD(&w->panes, wp, entry);
	w->active = wp;
	name = default_window_name(w);
	window_set_name(w, name);
	free(name);
	layout_init(w, wp);

	base_idx = options_get_number(&s->options, "base-index");
	wl = session_attach(s, w, -1 - base_idx, &cause); /* can't fail */
	if (!args_has(self->args, 'd'))
		session_select(s, wl->idx);

	server_redraw_session(s);
	server_status_session_group(s);

	if (args_has(args, 'P')) {
		if ((template = args_get(args, 'F')) == NULL)
Example #4
0
enum cmd_retval
cmd_clear_history_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct window_pane	*wp;
	struct grid		*gd;

	if (cmd_find_pane(cmdq, args_get(args, 't'), NULL, &wp) == NULL)
		return (CMD_RETURN_ERROR);
	gd = wp->base.grid;

	grid_move_lines(gd, 0, gd->hsize, gd->sy);
	gd->hsize = 0;

	return (CMD_RETURN_NORMAL);
}
int
cmd_clear_history_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct cmd_target_data	*data = self->data;
	struct window_pane	*wp;
	struct grid		*gd;

	if (cmd_find_pane(ctx, data->target, NULL, &wp) == NULL)
		return (-1);
	gd = wp->base.grid;

	grid_move_lines(gd, 0, gd->hsize, gd->sy);
	gd->hsize = 0;

	return (0);
}
Example #6
0
int
cmd_clear_history_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct args		*args = self->args;
	struct window_pane	*wp;
	struct grid		*gd;

	if (cmd_find_pane(ctx, args_get(args, 't'), NULL, &wp) == NULL)
		return (-1);
	gd = wp->base.grid;

	grid_move_lines(gd, 0, gd->hsize, gd->sy);
	gd->hsize = 0;

	return (0);
}
Example #7
0
enum cmd_retval
cmd_run_shell_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args			*args = self->args;
	struct cmd_run_shell_data	*cdata;
	char				*shellcmd;
	struct client			*c;
	struct session			*s = NULL;
	struct winlink			*wl = NULL;
	struct window_pane		*wp = NULL;
	struct format_tree		*ft;

	if (args_has(args, 't'))
		wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp);
	else {
		c = cmd_find_client(cmdq, NULL, 1);
		if (c != NULL && c->session != NULL) {
			s = c->session;
			wl = s->curw;
			wp = wl->window->active;
		}
	}

	ft = format_create();
	if (s != NULL)
		format_session(ft, s);
	if (s != NULL && wl != NULL)
		format_winlink(ft, s, wl);
	if (wp != NULL)
		format_window_pane(ft, wp);
	shellcmd = format_expand(ft, args->argv[0]);
	format_free(ft);

	cdata = xmalloc(sizeof *cdata);
	cdata->cmd = shellcmd;
	cdata->bflag = args_has(args, 'b');
	cdata->wp_id = wp != NULL ? (int) wp->id : -1;

	cdata->cmdq = cmdq;
	cmdq->references++;

	job_run(shellcmd, s, cmd_run_shell_callback, cmd_run_shell_free, cdata);

	if (cdata->bflag)
		return (CMD_RETURN_NORMAL);
	return (CMD_RETURN_WAIT);
}
Example #8
0
int
cmd_respawn_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct args		*args = self->args;
	struct winlink		*wl;
	struct window		*w;
	struct window_pane	*wp;
	struct session		*s;
	struct environ		 env;
	const char		*cmd;
	char		 	*cause;

	if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
		return (-1);
	w = wl->window;

	if (!args_has(self->args, 'k') && wp->fd != -1) {
		ctx->error(ctx, "pane still active: %s:%u.%u",
		    s->name, wl->idx, window_pane_index(w, wp));
		return (-1);
	}

	environ_init(&env);
	environ_copy(&global_environ, &env);
	environ_copy(&s->environ, &env);
	server_fill_environ(s, &env);

	window_pane_reset_mode(wp);
	screen_reinit(&wp->base);
	input_init(wp);

	if (args->argc != 0)
		cmd = args->argv[0];
	else
		cmd = NULL;
	if (window_pane_spawn(wp, cmd, NULL, NULL, &env, s->tio, &cause) != 0) {
		ctx->error(ctx, "respawn pane failed: %s", cause);
		xfree(cause);
		environ_free(&env);
		return (-1);
	}
	wp->flags |= PANE_REDRAW;
	server_status_window(w);

	environ_free(&env);
	return (0);
}
Example #9
0
int
cmd_copy_mode_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct args		*args = self->args;
	struct window_pane	*wp;

	if (cmd_find_pane(ctx, args_get(args, 't'), NULL, &wp) == NULL)
		return (-1);

	if (window_pane_set_mode(wp, &window_copy_mode) != 0)
		return (0);
	window_copy_init_from_pane(wp);
	if (wp->mode == &window_copy_mode && args_has(self->args, 'u'))
		window_copy_pageup(wp);

	return (0);
}
Example #10
0
enum cmd_retval
cmd_copy_mode_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct window_pane	*wp;

	if (cmd_find_pane(cmdq, args_get(args, 't'), NULL, &wp) == NULL)
		return (CMD_RETURN_ERROR);

	if (window_pane_set_mode(wp, &window_copy_mode) != 0)
		return (CMD_RETURN_NORMAL);
	window_copy_init_from_pane(wp);
	if (wp->mode == &window_copy_mode && args_has(self->args, 'u'))
		window_copy_pageup(wp);

	return (CMD_RETURN_NORMAL);
}
Example #11
0
int
cmd_send_keys_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct cmd_send_keys_data	*data = self->data;
	struct window_pane		*wp;
	u_int				 i;

	if (data == NULL)
		return (-1);

	if (cmd_find_pane(ctx, data->target, NULL, &wp) == NULL)
		return (-1);

	for (i = 0; i < data->nkeys; i++)
		window_pane_key(wp, ctx->curclient, data->keys[i]);

	return (0);
}
Example #12
0
int
cmd_capture_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct cmd_capture_pane_data	*data = self->data;
	struct window_pane		*wp;
	char 				*buf, *line;
	struct screen			*s;
	u_int			 	 i, limit;
	size_t         		 	 len, linelen;

	if (cmd_find_pane(ctx, data->target, NULL, &wp) == NULL)
		return (-1);
	s = &wp->base;

	buf = NULL;
	len = 0;

	for (i = 0; i < screen_size_y(s); i++) {
	       line = grid_view_string_cells(s->grid, 0, i, screen_size_x(s));
	       linelen = strlen(line);

	       buf = xrealloc(buf, 1, len + linelen + 1);
	       memcpy(buf + len, line, linelen);
	       len += linelen;
	       buf[len++] = '\n';

	       xfree(line);
	}

	limit = options_get_number(&global_options, "buffer-limit");
	if (data->buffer == -1) {
		paste_add(&global_buffers, buf, len, limit);
		return (0);
	}
	if (paste_replace(&global_buffers, data->buffer, buf, len) != 0) {
		ctx->error(ctx, "no buffer %d", data->buffer);
		xfree(buf);
		return (-1);
	}
	return (0);
}
Example #13
0
enum cmd_retval
cmd_copy_mode_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct client		*c = cmdq->client;
	struct session		*s;
	struct window_pane	*wp;

	if (args_has(args, 'M')) {
		if ((wp = cmd_mouse_pane(&cmdq->item->mouse, &s, NULL)) == NULL)
			return (CMD_RETURN_NORMAL);
		if (c == NULL || c->session != s)
			return (CMD_RETURN_NORMAL);
	} else if (cmd_find_pane(cmdq, args_get(args, 't'), NULL, &wp) == NULL)
		return (CMD_RETURN_ERROR);

	if (self->entry == &cmd_clock_mode_entry) {
		window_pane_set_mode(wp, &window_clock_mode);
		return (CMD_RETURN_NORMAL);
	}

	if (wp->mode != &window_copy_mode) {
		if (window_pane_set_mode(wp, &window_copy_mode) != 0)
			return (CMD_RETURN_NORMAL);
		window_copy_init_from_pane(wp, args_has(self->args, 'e'));
	}
	if (args_has(args, 'M')) {
		if (wp->mode != NULL && wp->mode != &window_copy_mode)
			return (CMD_RETURN_NORMAL);
		window_copy_start_drag(c, &cmdq->item->mouse);
	}
	if (wp->mode == &window_copy_mode && args_has(self->args, 'u'))
		window_copy_pageup(wp);

	return (CMD_RETURN_NORMAL);
}
Example #14
0
enum cmd_retval
cmd_attach_session(struct cmd_q *cmdq, const char *tflag, int dflag, int rflag,
    const char *cflag)
{
	struct session		*s;
	struct client		*c;
	struct winlink		*wl = NULL;
	struct window		*w = NULL;
	struct window_pane	*wp = NULL;
	const char		*update;
	char			*cause;
	u_int			 i;
	int			 fd;
	struct format_tree	*ft;
	char			*cp;

	if (RB_EMPTY(&sessions)) {
		cmdq_error(cmdq, "no sessions");
		return (CMD_RETURN_ERROR);
	}

	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 = cmd_lookup_windowid(tflag);
		if (w == NULL && (wp = cmd_lookup_paneid(tflag)) != 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 (cmdq->client->session != NULL) {
		if (dflag) {
			/*
			 * Can't use server_write_session in case attaching to
			 * the same session as currently attached to.
			 */
			for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
				c = ARRAY_ITEM(&clients, i);
				if (c == NULL || c->session != s)
					continue;
				if (c == cmdq->client)
					continue;
				server_write_client(c, MSG_DETACH,
				    c->session->name,
				    strlen(c->session->name) + 1);
			}
		}

		if (cflag != NULL) {
			ft = format_create();
			if ((c = cmd_find_client(cmdq, NULL, 1)) != NULL)
				format_client(ft, c);
			format_session(ft, s);
			format_winlink(ft, s, s->curw);
			format_window_pane(ft, s->curw->window->active);
			cp = format_expand(ft, cflag);
			format_free(ft);

			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);
			}
			close(s->cwd);
			s->cwd = fd;
		}

		cmdq->client->session = s;
		notify_attached_session_changed(cmdq->client);
		session_update_activity(s);
		server_redraw_client(cmdq->client);
		s->curw->flags &= ~WINLINK_ALERTFLAGS;
	} else {
		if (server_client_open(cmdq->client, s, &cause) != 0) {
			cmdq_error(cmdq, "open terminal failed: %s", cause);
			free(cause);
			return (CMD_RETURN_ERROR);
		}

		if (cflag != NULL) {
			ft = format_create();
			if ((c = cmd_find_client(cmdq, NULL, 1)) != NULL)
				format_client(ft, c);
			format_session(ft, s);
			format_winlink(ft, s, s->curw);
			format_window_pane(ft, s->curw->window->active);
			cp = format_expand(ft, cflag);
			format_free(ft);

			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);
			}
			close(s->cwd);
			s->cwd = fd;
		}

		if (rflag)
			cmdq->client->flags |= CLIENT_READONLY;

		if (dflag) {
			server_write_session(s, MSG_DETACH, s->name,
			    strlen(s->name) + 1);
		}

		update = options_get_string(&s->options, "update-environment");
		environ_update(update, &cmdq->client->environ, &s->environ);

		cmdq->client->session = s;
		notify_attached_session_changed(cmdq->client);
		session_update_activity(s);
		server_redraw_client(cmdq->client);
		s->curw->flags &= ~WINLINK_ALERTFLAGS;

		server_write_ready(cmdq->client);
		cmdq->client_exit = 0;
	}
	recalculate_sizes();
	server_update_socket();

	return (CMD_RETURN_NORMAL);
}
int
cmd_swap_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct args		*args = self->args;
	struct winlink		*src_wl, *dst_wl;
	struct window		*src_w, *dst_w;
	struct window_pane	*tmp_wp, *src_wp, *dst_wp;
	struct layout_cell	*src_lc, *dst_lc;
	u_int			 sx, sy, xoff, yoff;

	dst_wl = cmd_find_pane(ctx, args_get(args, 't'), NULL, &dst_wp);
	if (dst_wl == NULL)
		return (-1);
	dst_w = dst_wl->window;

	if (!args_has(args, 's')) {
		src_w = dst_w;
		if (args_has(self->args, 'D')) {
			src_wp = TAILQ_NEXT(dst_wp, entry);
			if (src_wp == NULL)
				src_wp = TAILQ_FIRST(&dst_w->panes);
		} else if (args_has(self->args, 'U')) {
			src_wp = TAILQ_PREV(dst_wp, window_panes, entry);
			if (src_wp == NULL)
				src_wp = TAILQ_LAST(&dst_w->panes, window_panes);
		} else
			return (0);
	} else {
		src_wl = cmd_find_pane(ctx, args_get(args, 's'), NULL, &src_wp);
		if (src_wl == NULL)
			return (-1);
		src_w = src_wl->window;
	}

	if (src_wp == dst_wp)
		return (0);

	tmp_wp = TAILQ_PREV(dst_wp, window_panes, entry);
	TAILQ_REMOVE(&dst_w->panes, dst_wp, entry);
	TAILQ_REPLACE(&src_w->panes, src_wp, dst_wp, entry);
	if (tmp_wp == src_wp)
		tmp_wp = dst_wp;
	if (tmp_wp == NULL)
		TAILQ_INSERT_HEAD(&dst_w->panes, src_wp, entry);
	else
		TAILQ_INSERT_AFTER(&dst_w->panes, tmp_wp, src_wp, entry);

	src_lc = src_wp->layout_cell;
	dst_lc = dst_wp->layout_cell;
	src_lc->wp = dst_wp;
	dst_wp->layout_cell = src_lc;
	dst_lc->wp = src_wp;
	src_wp->layout_cell = dst_lc;

	src_wp->window = dst_w;
	dst_wp->window = src_w;

	sx = src_wp->sx; sy = src_wp->sy;
	xoff = src_wp->xoff; yoff = src_wp->yoff;
	src_wp->xoff = dst_wp->xoff; src_wp->yoff = dst_wp->yoff;
	window_pane_resize(src_wp, dst_wp->sx, dst_wp->sy);
	dst_wp->xoff = xoff; dst_wp->yoff = yoff;
	window_pane_resize(dst_wp, sx, sy);

	if (!args_has(self->args, 'd')) {
		if (src_w != dst_w) {
			window_set_active_pane(src_w, dst_wp);
			window_set_active_pane(dst_w, src_wp);
		} else {
			tmp_wp = dst_wp;
			if (!window_pane_visible(tmp_wp))
				tmp_wp = src_wp;
			window_set_active_pane(src_w, tmp_wp);
		}
	} else {
		if (src_w->active == src_wp)
			window_set_active_pane(src_w, dst_wp);
		if (dst_w->active == dst_wp)
			window_set_active_pane(dst_w, src_wp);
	}
	if (src_w != dst_w) {
		if (src_w->last == src_wp)
			src_w->last = NULL;
		if (dst_w->last == dst_wp)
			dst_w->last = NULL;
	}
	server_redraw_window(src_w);
	server_redraw_window(dst_w);

	return (0);
}
Example #16
0
enum cmd_retval
join_pane(struct cmd *self, struct cmd_q *cmdq, int not_same_window)
{
	struct args		*args = self->args;
	struct session		*dst_s;
	struct winlink		*src_wl, *dst_wl;
	struct window		*src_w, *dst_w;
	struct window_pane	*src_wp, *dst_wp;
	char			*cause;
	int			 size, percentage, dst_idx;
	enum layout_type	 type;
	struct layout_cell	*lc;

	dst_wl = cmd_find_pane(cmdq, args_get(args, 't'), &dst_s, &dst_wp);
	if (dst_wl == NULL)
		return (CMD_RETURN_ERROR);
	dst_w = dst_wl->window;
	dst_idx = dst_wl->idx;
	server_unzoom_window(dst_w);

	src_wl = cmd_find_pane(cmdq, args_get(args, 's'), NULL, &src_wp);
	if (src_wl == NULL)
		return (CMD_RETURN_ERROR);
	src_w = src_wl->window;
	server_unzoom_window(src_w);

	if (not_same_window && src_w == dst_w) {
		cmdq_error(cmdq, "can't join a pane to its own window");
		return (CMD_RETURN_ERROR);
	}
	if (!not_same_window && src_wp == dst_wp) {
		cmdq_error(cmdq, "source and target panes must be different");
		return (CMD_RETURN_ERROR);
	}

	type = LAYOUT_TOPBOTTOM;
	if (args_has(args, 'h'))
		type = LAYOUT_LEFTRIGHT;

	size = -1;
	if (args_has(args, 'l')) {
		size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
		if (cause != NULL) {
			cmdq_error(cmdq, "size %s", cause);
			free(cause);
			return (CMD_RETURN_ERROR);
		}
	} else if (args_has(args, 'p')) {
		percentage = args_strtonum(args, 'p', 0, 100, &cause);
		if (cause != NULL) {
			cmdq_error(cmdq, "percentage %s", cause);
			free(cause);
			return (CMD_RETURN_ERROR);
		}
		if (type == LAYOUT_TOPBOTTOM)
			size = (dst_wp->sy * percentage) / 100;
		else
			size = (dst_wp->sx * percentage) / 100;
	}
	lc = layout_split_pane(dst_wp, type, size, args_has(args, 'b'));
	if (lc == NULL) {
		cmdq_error(cmdq, "create pane failed: pane too small");
		return (CMD_RETURN_ERROR);
	}

	layout_close_pane(src_wp);

	window_lost_pane(src_w, src_wp);
	TAILQ_REMOVE(&src_w->panes, src_wp, entry);

	if (window_count_panes(src_w) == 0)
		server_kill_window(src_w);
	else
		notify_window_layout_changed(src_w);

	src_wp->window = dst_w;
	TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry);
	layout_assign_pane(lc, src_wp);

	recalculate_sizes();

	server_redraw_window(src_w);
	server_redraw_window(dst_w);

	if (!args_has(args, 'd')) {
		window_set_active_pane(dst_w, src_wp);
		session_select(dst_s, dst_idx);
		server_redraw_session(dst_s);
	} else
		server_status_session(dst_s);

	notify_window_layout_changed(dst_w);
	return (CMD_RETURN_NORMAL);
}
Example #17
0
enum cmd_retval
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct args		*args = self->args;
	struct session		*s;
	struct winlink		*wl;
	struct window		*w;
	struct window_pane	*wp, *new_wp = NULL;
	struct environ		 env;
	const char		*cmd, *cwd, *shell;
	char			*cause, *new_cause;
	u_int			 hlimit;
	int			 size, percentage;
	enum layout_type	 type;
	struct layout_cell	*lc;
	const char		*template;
	struct client		*c;
	struct format_tree	*ft;
	char			*cp;

	if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
		return (CMD_RETURN_ERROR);
	w = wl->window;

	environ_init(&env);
	environ_copy(&global_environ, &env);
	environ_copy(&s->environ, &env);
	server_fill_environ(s, &env);

	if (args->argc == 0)
		cmd = options_get_string(&s->options, "default-command");
	else
		cmd = args->argv[0];
	cwd = cmd_get_default_path(ctx, args_get(args, 'c'));

	type = LAYOUT_TOPBOTTOM;
	if (args_has(args, 'h'))
		type = LAYOUT_LEFTRIGHT;

	size = -1;
	if (args_has(args, 'l')) {
		size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
		if (cause != NULL) {
			xasprintf(&new_cause, "size %s", cause);
			free(cause);
			cause = new_cause;
			goto error;
		}
	} else if (args_has(args, 'p')) {
		percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
		if (cause != NULL) {
			xasprintf(&new_cause, "percentage %s", cause);
			free(cause);
			cause = new_cause;
			goto error;
		}
		if (type == LAYOUT_TOPBOTTOM)
			size = (wp->sy * percentage) / 100;
		else
			size = (wp->sx * percentage) / 100;
	}
	hlimit = options_get_number(&s->options, "history-limit");

	shell = options_get_string(&s->options, "default-shell");
	if (*shell == '\0' || areshell(shell))
		shell = _PATH_BSHELL;

	if ((lc = layout_split_pane(wp, type, size, 0)) == NULL) {
		cause = xstrdup("pane too small");
		goto error;
	}
	new_wp = window_add_pane(w, hlimit);
	if (window_pane_spawn(
	    new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
		goto error;
	layout_assign_pane(lc, new_wp);

	server_redraw_window(w);

	if (!args_has(args, 'd')) {
		window_set_active_pane(w, new_wp);
		session_select(s, wl->idx);
		server_redraw_session(s);
	} else
		server_status_session(s);

	environ_free(&env);

	if (args_has(args, 'P')) {
		if ((template = args_get(args, 'F')) == NULL)
Example #18
0
int
cmd_capture_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct args		*args = self->args;
	struct window_pane	*wp;
	char 			*buf, *line, *cause;
	struct screen		*s;
	struct grid		*gd;
	int			 buffer, n;
	u_int			 i, limit, top, bottom, tmp;
	size_t         		 len, linelen;

	if (cmd_find_pane(ctx, args_get(args, 't'), NULL, &wp) == NULL)
		return (-1);
	s = &wp->base;
	gd = s->grid;

	buf = NULL;
	len = 0;

	n = args_strtonum(args, 'S', SHRT_MIN, SHRT_MAX, &cause);
	if (cause != NULL) {
		top = gd->hsize;
		xfree(cause);
	} else if (n < 0 && (u_int) -n > gd->hsize)
		top = 0;
	else
		top = gd->hsize + n;
	if (top > gd->hsize + gd->sy - 1)
		top = gd->hsize + gd->sy - 1;

	n = args_strtonum(args, 'E', SHRT_MIN, SHRT_MAX, &cause);
	if (cause != NULL) {
		bottom = gd->hsize + gd->sy - 1;
		xfree(cause);
	} else if (n < 0 && (u_int) -n > gd->hsize)
		bottom = 0;
	else
		bottom = gd->hsize + n;
	if (bottom > gd->hsize + gd->sy - 1)
		bottom = gd->hsize + gd->sy - 1;

	if (bottom < top) {
		tmp = bottom;
		bottom = top;
		top = tmp;
	}

	for (i = top; i <= bottom; i++) {
	       line = grid_string_cells(s->grid, 0, i, screen_size_x(s));
	       linelen = strlen(line);

	       buf = xrealloc(buf, 1, len + linelen + 1);
	       memcpy(buf + len, line, linelen);
	       len += linelen;
	       buf[len++] = '\n';

	       xfree(line);
	}

	limit = options_get_number(&global_options, "buffer-limit");

	if (!args_has(args, 'b')) {
		paste_add(&global_buffers, buf, len, limit);
		return (0);
	}

	buffer = args_strtonum(args, 'b', 0, INT_MAX, &cause);
	if (cause != NULL) {
		ctx->error(ctx, "buffer %s", cause);
		xfree(cause);
		return (-1);
	}

	if (paste_replace(&global_buffers, buffer, buf, len) != 0) {
		ctx->error(ctx, "no buffer %d", buffer);
		xfree(buf);
		return (-1);
	}

	return (0);
}
Example #19
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;

	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;
			cmdq_info(cmdq, "made client writable");
		} else {
			c->flags |= CLIENT_READONLY;
			cmdq_info(cmdq, "made client read-only");
		}
	}

	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 = cmd_lookup_windowid(tflag);
			if (w == NULL &&
			    (wp = cmd_lookup_paneid(tflag)) != 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->session != NULL)
		c->last_session = c->session;
	c->session = s;
	session_update_activity(s);

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

	return (CMD_RETURN_NORMAL);
}
enum cmd_retval
cmd_resize_pane_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct winlink		*wl;
	struct window		*w;
	const char	       	*errstr;
	char			*cause;
	struct window_pane	*wp;
	u_int			 adjust;
	int			 x, y;

	if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), NULL, &wp)) == NULL)
		return (CMD_RETURN_ERROR);
	w = wl->window;

	if (args_has(args, 'Z')) {
		if (w->flags & WINDOW_ZOOMED)
			window_unzoom(w);
		else
			window_zoom(wp);
		server_redraw_window(w);
		server_status_window(w);
		return (CMD_RETURN_NORMAL);
	}
	server_unzoom_window(w);

	if (args->argc == 0)
		adjust = 1;
	else {
		adjust = strtonum(args->argv[0], 1, INT_MAX, &errstr);
		if (errstr != NULL) {
			cmdq_error(cmdq, "adjustment %s", errstr);
			return (CMD_RETURN_ERROR);
		}
	}

	if (args_has(self->args, 'x')) {
		x = args_strtonum(self->args, 'x', PANE_MINIMUM, INT_MAX,
		    &cause);
		if (cause != NULL) {
			cmdq_error(cmdq, "width %s", cause);
			free(cause);
			return (CMD_RETURN_ERROR);
		}
		layout_resize_pane_to(wp, LAYOUT_LEFTRIGHT, x);
	}
	if (args_has(self->args, 'y')) {
		y = args_strtonum(self->args, 'y', PANE_MINIMUM, INT_MAX,
		    &cause);
		if (cause != NULL) {
			cmdq_error(cmdq, "height %s", cause);
			free(cause);
			return (CMD_RETURN_ERROR);
		}
		layout_resize_pane_to(wp, LAYOUT_TOPBOTTOM, y);
	}

	if (args_has(self->args, 'L'))
		layout_resize_pane(wp, LAYOUT_LEFTRIGHT, -adjust);
	else if (args_has(self->args, 'R'))
		layout_resize_pane(wp, LAYOUT_LEFTRIGHT, adjust);
	else if (args_has(self->args, 'U'))
		layout_resize_pane(wp, LAYOUT_TOPBOTTOM, -adjust);
	else if (args_has(self->args, 'D'))
		layout_resize_pane(wp, LAYOUT_TOPBOTTOM, adjust);
	server_redraw_window(wl->window);

	return (CMD_RETURN_NORMAL);
}
Example #21
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);
}
Example #22
0
int
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct args		*args = self->args;
	struct session		*s;
	struct winlink		*wl;
	struct window		*w;
	struct window_pane	*wp, *new_wp = NULL;
	struct environ		 env;
	char		 	*cmd, *cwd, *cause;
	const char		*shell;
	u_int			 hlimit, paneidx;
	int			 size, percentage;
	enum layout_type	 type;
	struct layout_cell	*lc;

	if ((wl = cmd_find_pane(ctx, args_get(args, 't'), &s, &wp)) == NULL)
		return (-1);
	w = wl->window;

	environ_init(&env);
	environ_copy(&global_environ, &env);
	environ_copy(&s->environ, &env);
	server_fill_environ(s, &env);

	if (args->argc == 0)
		cmd = options_get_string(&s->options, "default-command");
	else
		cmd = args->argv[0];
	cwd = options_get_string(&s->options, "default-path");
	if (*cwd == '\0') {
		if (ctx->cmdclient != NULL && ctx->cmdclient->cwd != NULL)
			cwd = ctx->cmdclient->cwd;
		else
			cwd = s->cwd;
	}

	type = LAYOUT_TOPBOTTOM;
	if (args_has(args, 'h'))
		type = LAYOUT_LEFTRIGHT;

	size = -1;
	if (args_has(args, 's')) {
		size = args_strtonum(args, 's', 0, INT_MAX, &cause);
		if (cause != NULL) {
			ctx->error(ctx, "size %s", cause);
			xfree(cause);
			return (-1);
		}
	} else if (args_has(args, 'p')) {
		percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
		if (cause != NULL) {
			ctx->error(ctx, "percentage %s", cause);
			xfree(cause);
			return (-1);
		}
		if (type == LAYOUT_TOPBOTTOM)
			size = (wp->sy * percentage) / 100;
		else
			size = (wp->sx * percentage) / 100;
	}
	hlimit = options_get_number(&s->options, "history-limit");

	shell = options_get_string(&s->options, "default-shell");
	if (*shell == '\0' || areshell(shell))
		shell = _PATH_BSHELL;

	if ((lc = layout_split_pane(wp, type, size)) == NULL) {
		cause = xstrdup("pane too small");
		goto error;
	}
	new_wp = window_add_pane(w, hlimit);
	if (window_pane_spawn(
	    new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
		goto error;
	layout_assign_pane(lc, new_wp);

	server_redraw_window(w);

	if (!args_has(args, 'd')) {
		window_set_active_pane(w, new_wp);
		session_select(s, wl->idx);
		server_redraw_session(s);
	} else
		server_status_session(s);

	environ_free(&env);

	if (args_has(args, 'P')) {
		paneidx = window_pane_index(wl->window, new_wp);
		ctx->print(ctx, "%s:%u.%u", s->name, wl->idx, paneidx);
	}
	return (0);

error:
	environ_free(&env);
	if (new_wp != NULL)
		window_remove_pane(w, new_wp);
	ctx->error(ctx, "create pane failed: %s", cause);
	xfree(cause);
	return (-1);
}
Example #23
0
enum cmd_retval
cmd_split_window_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct session		*s;
	struct winlink		*wl;
	struct window		*w;
	struct window_pane	*wp, *new_wp = NULL;
	struct environ		 env;
	const char		*cmd, *shell, *template;
	char			*cause, *new_cause, *cp;
	u_int			 hlimit;
	int			 size, percentage, cwd, fd = -1;
	enum layout_type	 type;
	struct layout_cell	*lc;
	struct client		*c;
	struct format_tree	*ft;

	if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
		return (CMD_RETURN_ERROR);
	w = wl->window;
	server_unzoom_window(w);

	environ_init(&env);
	environ_copy(&global_environ, &env);
	environ_copy(&s->environ, &env);
	server_fill_environ(s, &env);

	if (args->argc == 0)
		cmd = options_get_string(&s->options, "default-command");
	else
		cmd = args->argv[0];

	if (args_has(args, 'c')) {
		ft = format_create();
		if ((c = cmd_find_client(cmdq, NULL, 1)) != NULL)
			format_client(ft, c);
		format_session(ft, s);
		format_winlink(ft, s, s->curw);
		format_window_pane(ft, s->curw->window->active);
		cp = format_expand(ft, args_get(args, 'c'));
		format_free(ft);

		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);
		}
		cwd = fd;
	} else if (cmdq->client != NULL && cmdq->client->session == NULL)
		cwd = cmdq->client->cwd;
	else
		cwd = s->cwd;

	type = LAYOUT_TOPBOTTOM;
	if (args_has(args, 'h'))
		type = LAYOUT_LEFTRIGHT;

	size = -1;
	if (args_has(args, 'l')) {
		size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
		if (cause != NULL) {
			xasprintf(&new_cause, "size %s", cause);
			free(cause);
			cause = new_cause;
			goto error;
		}
	} else if (args_has(args, 'p')) {
		percentage = args_strtonum(args, 'p', 0, INT_MAX, &cause);
		if (cause != NULL) {
			xasprintf(&new_cause, "percentage %s", cause);
			free(cause);
			cause = new_cause;
			goto error;
		}
		if (type == LAYOUT_TOPBOTTOM)
			size = (wp->sy * percentage) / 100;
		else
			size = (wp->sx * percentage) / 100;
	}
	hlimit = options_get_number(&s->options, "history-limit");

	shell = options_get_string(&s->options, "default-shell");
	if (*shell == '\0' || areshell(shell))
		shell = _PATH_BSHELL;

	if ((lc = layout_split_pane(wp, type, size, 0)) == NULL) {
		cause = xstrdup("pane too small");
		goto error;
	}
	new_wp = window_add_pane(w, hlimit);
	if (window_pane_spawn(
	    new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
		goto error;
	layout_assign_pane(lc, new_wp);

	server_redraw_window(w);

	if (!args_has(args, 'd')) {
		window_set_active_pane(w, new_wp);
		session_select(s, wl->idx);
		server_redraw_session(s);
	} else
		server_status_session(s);

	environ_free(&env);

	if (args_has(args, 'P')) {
		if ((template = args_get(args, 'F')) == NULL)
Example #24
0
enum cmd_retval
cmd_select_pane_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct winlink		*wl;
	struct window		*w;
	struct session		*s;
	struct window_pane	*wp, *lastwp, *markedwp;
	const char		*style;

	if (self->entry == &cmd_last_pane_entry || args_has(args, 'l')) {
		wl = cmd_find_window(cmdq, args_get(args, 't'), NULL);
		if (wl == NULL)
			return (CMD_RETURN_ERROR);
		w = wl->window;

		if (w->last == NULL) {
			cmdq_error(cmdq, "no last pane");
			return (CMD_RETURN_ERROR);
		}

		if (args_has(self->args, 'e'))
			w->last->flags &= ~PANE_INPUTOFF;
		else if (args_has(self->args, 'd'))
			w->last->flags |= PANE_INPUTOFF;
		else {
			server_unzoom_window(w);
			window_redraw_active_switch(w, w->last);
			if (window_set_active_pane(w, w->last)) {
				server_status_window(w);
				server_redraw_window_borders(w);
			}
		}

		return (CMD_RETURN_NORMAL);
	}

	if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
		return (CMD_RETURN_ERROR);
	w = wl->window;

	if (args_has(args, 'm') || args_has(args, 'M')) {
		if (args_has(args, 'm') && !window_pane_visible(wp))
			return (CMD_RETURN_NORMAL);
		lastwp = marked_window_pane;

		if (args_has(args, 'M') || server_is_marked(s, wl, wp))
			server_clear_marked();
		else
			server_set_marked(s, wl, wp);
		markedwp = marked_window_pane;

		if (lastwp != NULL) {
			server_redraw_window_borders(lastwp->window);
			server_status_window(lastwp->window);
		}
		if (markedwp != NULL) {
			server_redraw_window_borders(markedwp->window);
			server_status_window(markedwp->window);
		}
		return (CMD_RETURN_NORMAL);
	}

	if (args_has(self->args, 'P') || args_has(self->args, 'g')) {
		if (args_has(args, 'P')) {
			style = args_get(args, 'P');
			if (style_parse(&grid_default_cell, &wp->colgc,
			    style) == -1) {
				cmdq_error(cmdq, "bad style: %s", style);
				return (CMD_RETURN_ERROR);
			}
			wp->flags |= PANE_REDRAW;
		}
		if (args_has(self->args, 'g'))
			cmdq_print(cmdq, "%s", style_tostring(&wp->colgc));
		return (CMD_RETURN_NORMAL);
	}

	if (args_has(self->args, 'L')) {
		server_unzoom_window(wp->window);
		wp = window_pane_find_left(wp);
	} else if (args_has(self->args, 'R')) {
		server_unzoom_window(wp->window);
		wp = window_pane_find_right(wp);
	} else if (args_has(self->args, 'U')) {
		server_unzoom_window(wp->window);
		wp = window_pane_find_up(wp);
	} else if (args_has(self->args, 'D')) {
		server_unzoom_window(wp->window);
		wp = window_pane_find_down(wp);
	}
	if (wp == NULL)
		return (CMD_RETURN_NORMAL);

	if (args_has(self->args, 'e')) {
		wp->flags &= ~PANE_INPUTOFF;
		return (CMD_RETURN_NORMAL);
	}
	if (args_has(self->args, 'd')) {
		wp->flags |= PANE_INPUTOFF;
		return (CMD_RETURN_NORMAL);
	}

	if (wp == w->active)
		return (CMD_RETURN_NORMAL);
	server_unzoom_window(wp->window);
	if (!window_pane_visible(wp)) {
		cmdq_error(cmdq, "pane not visible");
		return (CMD_RETURN_ERROR);
	}
	window_redraw_active_switch(w, wp);
	if (window_set_active_pane(w, wp)) {
		server_status_window(w);
		server_redraw_window_borders(w);
	}

	return (CMD_RETURN_NORMAL);
}
Example #25
0
int
cmd_pipe_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct args		*args = self->args;
	struct client		*c;
	struct window_pane	*wp;
	char			*command;
	int			 old_fd, pipe_fd[2], null_fd;

	if ((c = cmd_find_client(ctx, NULL)) == NULL)
		return (-1);

	if (cmd_find_pane(ctx, args_get(args, 't'), NULL, &wp) == NULL)
		return (-1);

	/* Destroy the old pipe. */
	old_fd = wp->pipe_fd;
	if (wp->pipe_fd != -1) {
		bufferevent_free(wp->pipe_event);
		close(wp->pipe_fd);
		wp->pipe_fd = -1;
	}

	/* If no pipe command, that is enough. */
	if (args->argc == 0 || *args->argv[0] == '\0')
		return (0);

	/*
	 * With -o, only open the new pipe if there was no previous one. This
	 * allows a pipe to be toggled with a single key, for example:
	 *
	 *	bind ^p pipep -o 'cat >>~/output'
	 */
	if (args_has(self->args, 'o') && old_fd != -1)
		return (0);

	/* Open the new pipe. */
	if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, pipe_fd) != 0) {
		ctx->error(ctx, "socketpair error: %s", strerror(errno));
		return (-1);
	}

	/* Fork the child. */
	switch (fork()) {
	case -1:
		ctx->error(ctx, "fork error: %s", strerror(errno));
		return (-1);
	case 0:
		/* Child process. */
		close(pipe_fd[0]);
		clear_signals(1);

		if (dup2(pipe_fd[1], STDIN_FILENO) == -1)
			_exit(1);
		if (pipe_fd[1] != STDIN_FILENO)
			close(pipe_fd[1]);

		null_fd = open(_PATH_DEVNULL, O_WRONLY, 0);
		if (dup2(null_fd, STDOUT_FILENO) == -1)
			_exit(1);
		if (dup2(null_fd, STDERR_FILENO) == -1)
			_exit(1);
		if (null_fd != STDOUT_FILENO && null_fd != STDERR_FILENO)
			close(null_fd);

		closefrom(STDERR_FILENO + 1);

		command = status_replace(
		    c, NULL, NULL, NULL, args->argv[0], time(NULL), 0);
		execl(_PATH_BSHELL, "sh", "-c", command, (char *) NULL);
		_exit(1);
	default:
		/* Parent process. */
		close(pipe_fd[1]);

		wp->pipe_fd = pipe_fd[0];
		wp->pipe_off = EVBUFFER_LENGTH(wp->event->input);

		wp->pipe_event = bufferevent_new(wp->pipe_fd,
		    NULL, NULL, cmd_pipe_pane_error_callback, wp);
		bufferevent_enable(wp->pipe_event, EV_WRITE);

		setblocking(wp->pipe_fd, 0);
		return (0);
	}
}
Example #26
0
enum cmd_retval
cmd_select_pane_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct winlink		*wl;
	struct window_pane	*wp;
	const char		*style;

	if (self->entry == &cmd_last_pane_entry || args_has(args, 'l')) {
		wl = cmd_find_window(cmdq, args_get(args, 't'), NULL);
		if (wl == NULL)
			return (CMD_RETURN_ERROR);

		if (wl->window->last == NULL) {
			cmdq_error(cmdq, "no last pane");
			return (CMD_RETURN_ERROR);
		}

		if (args_has(self->args, 'e'))
			wl->window->last->flags &= ~PANE_INPUTOFF;
		else if (args_has(self->args, 'd'))
			wl->window->last->flags |= PANE_INPUTOFF;
		else {
			server_unzoom_window(wl->window);
			window_set_active_pane(wl->window, wl->window->last);
			server_status_window(wl->window);
			server_redraw_window_borders(wl->window);
		}

		return (CMD_RETURN_NORMAL);
	}

	if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), NULL, &wp)) == NULL)
		return (CMD_RETURN_ERROR);

	server_unzoom_window(wp->window);
	if (!window_pane_visible(wp)) {
		cmdq_error(cmdq, "pane not visible");
		return (CMD_RETURN_ERROR);
	}

	if (args_has(self->args, 'P') || args_has(self->args, 'g')) {
		if (args_has(args, 'P')) {
			style = args_get(args, 'P');
			if (style_parse(&grid_default_cell, &wp->colgc,
			    style) == -1) {
				cmdq_error(cmdq, "bad style: %s", style);
				return (CMD_RETURN_ERROR);
			}
			wp->flags |= PANE_REDRAW;
		}
		if (args_has(self->args, 'g'))
			cmdq_print(cmdq, "%s", style_tostring(&wp->colgc));
		return (CMD_RETURN_NORMAL);
	}

	if (args_has(self->args, 'L'))
		wp = window_pane_find_left(wp);
	else if (args_has(self->args, 'R'))
		wp = window_pane_find_right(wp);
	else if (args_has(self->args, 'U'))
		wp = window_pane_find_up(wp);
	else if (args_has(self->args, 'D'))
		wp = window_pane_find_down(wp);
	if (wp == NULL) {
		cmdq_error(cmdq, "pane not found");
		return (CMD_RETURN_ERROR);
	}

	if (args_has(self->args, 'e'))
		wp->flags &= ~PANE_INPUTOFF;
	else if (args_has(self->args, 'd'))
		wp->flags |= PANE_INPUTOFF;
	else if (window_set_active_pane(wl->window, wp)) {
		server_status_window(wl->window);
		server_redraw_window_borders(wl->window);
	}

	return (CMD_RETURN_NORMAL);
}
Example #27
0
int
cmd_join_pane_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct args		*args = self->args;
	struct session		*dst_s;
	struct winlink		*src_wl, *dst_wl;
	struct window		*src_w, *dst_w;
	struct window_pane	*src_wp, *dst_wp;
	char			*cause;
	int			 size, percentage, dst_idx;
	enum layout_type	 type;
	struct layout_cell	*lc;

	dst_wl = cmd_find_pane(ctx, args_get(args, 't'), &dst_s, &dst_wp);
	if (dst_wl == NULL)
		return (-1);
	dst_w = dst_wl->window;
	dst_idx = dst_wl->idx;

	src_wl = cmd_find_pane(ctx, args_get(args, 's'), NULL, &src_wp);
	if (src_wl == NULL)
		return (-1);
	src_w = src_wl->window;

	if (src_w == dst_w) {
		ctx->error(ctx, "can't join a pane to its own window");
		return (-1);
	}

	type = LAYOUT_TOPBOTTOM;
	if (args_has(args, 'h'))
		type = LAYOUT_LEFTRIGHT;

	size = -1;
	if (args_has(args, 'l')) {
		size = args_strtonum(args, 'l', 0, INT_MAX, &cause);
		if (cause != NULL) {
			ctx->error(ctx, "size %s", cause);
			xfree(cause);
			return (-1);
		}
	} else if (args_has(args, 'p')) {
		percentage = args_strtonum(args, 'p', 0, 100, &cause);
		if (cause != NULL) {
			ctx->error(ctx, "percentage %s", cause);
			xfree(cause);
			return (-1);
		}
		if (type == LAYOUT_TOPBOTTOM)
			size = (dst_wp->sy * percentage) / 100;
		else
			size = (dst_wp->sx * percentage) / 100;
	}

	if ((lc = layout_split_pane(dst_wp, type, size)) == NULL) {
		ctx->error(ctx, "create pane failed: pane too small");
		return (-1);
	}

	layout_close_pane(src_wp);

	if (src_w->active == src_wp) {
		src_w->active = TAILQ_PREV(src_wp, window_panes, entry);
		if (src_w->active == NULL)
			src_w->active = TAILQ_NEXT(src_wp, entry);
	}
	TAILQ_REMOVE(&src_w->panes, src_wp, entry);

	if (window_count_panes(src_w) == 0)
		server_kill_window(src_w);

	src_wp->window = dst_w;
	TAILQ_INSERT_AFTER(&dst_w->panes, dst_wp, src_wp, entry);
	layout_assign_pane(lc, src_wp);

	recalculate_sizes();

	server_redraw_window(src_w);
	server_redraw_window(dst_w);

	if (!args_has(args, 'd')) {
		window_set_active_pane(dst_w, src_wp);
		session_select(dst_s, dst_idx);
		server_redraw_session(dst_s);
	} else
		server_status_session(dst_s);

	return (0);
}
Example #28
0
enum cmd_retval
cmd_if_shell_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args			*args = self->args;
	struct cmd_if_shell_data	*cdata;
	char				*shellcmd, *cmd, *cause;
	struct cmd_list			*cmdlist;
	struct client			*c;
	struct session			*s = NULL;
	struct winlink			*wl = NULL;
	struct window_pane		*wp = NULL;
	struct format_tree		*ft;
	int				 cwd;

	if (args_has(args, 't')) {
		wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp);
		cwd = wp->cwd;
	} else {
		c = cmd_find_client(cmdq, NULL, 1);
		if (c != NULL && c->session != NULL) {
			s = c->session;
			wl = s->curw;
			wp = wl->window->active;
		}
		if (cmdq->client != NULL && cmdq->client->session == NULL)
			cwd = cmdq->client->cwd;
		else if (s != NULL)
			cwd = s->cwd;
		else
			cwd = -1;
	}

	ft = format_create();
	format_defaults(ft, NULL, s, wl, wp);
	shellcmd = format_expand(ft, args->argv[0]);
	format_free(ft);

	if (args_has(args, 'F')) {
		cmd = NULL;
		if (*shellcmd != '0' && *shellcmd != '\0')
			cmd = args->argv[1];
		else if (args->argc == 3)
			cmd = args->argv[2];
		if (cmd == NULL)
			return (CMD_RETURN_NORMAL);
		if (cmd_string_parse(cmd, &cmdlist, NULL, 0, &cause) != 0) {
			if (cause != NULL) {
				cmdq_error(cmdq, "%s", cause);
				free(cause);
			}
			return (CMD_RETURN_ERROR);
		}
		cmdq_run(cmdq, cmdlist, &cmdq->item->mouse);
		cmd_list_free(cmdlist);
		return (CMD_RETURN_NORMAL);
	}

	cdata = xmalloc(sizeof *cdata);

	cdata->cmd_if = xstrdup(args->argv[1]);
	if (args->argc == 3)
		cdata->cmd_else = xstrdup(args->argv[2]);
	else
		cdata->cmd_else = NULL;

	cdata->bflag = args_has(args, 'b');

	cdata->cmdq = cmdq;
	memcpy(&cdata->mouse, &cmdq->item->mouse, sizeof cdata->mouse);
	cmdq->references++;

	cdata->references = 1;
	job_run(shellcmd, s, cwd, cmd_if_shell_callback, cmd_if_shell_free,
	    cdata);
	free(shellcmd);

	if (cdata->bflag)
		return (CMD_RETURN_NORMAL);
	return (CMD_RETURN_WAIT);
}
Example #29
0
int
cmd_split_window_exec(struct cmd *self, struct cmd_ctx *ctx)
{
	struct cmd_split_window_data	*data = self->data;
	struct session			*s;
	struct winlink			*wl;
	struct window			*w;
	struct window_pane		*wp, *new_wp = NULL;
	struct environ			 env;
	char		 		*cmd, *cwd, *cause;
	const char			*shell;
	u_int				 hlimit;
	int				 size;
	enum layout_type		 type;
	struct layout_cell		*lc;

	if ((wl = cmd_find_pane(ctx, data->target, &s, &wp)) == NULL)
		return (-1);
	w = wl->window;

	environ_init(&env);
	environ_copy(&global_environ, &env);
	environ_copy(&s->environ, &env);
	server_fill_environ(s, &env);

	cmd = data->cmd;
	if (cmd == NULL)
		cmd = options_get_string(&s->options, "default-command");
	if (ctx->cmdclient == NULL || ctx->cmdclient->cwd == NULL)
		cwd = options_get_string(&s->options, "default-path");
	else
		cwd = ctx->cmdclient->cwd;

	type = LAYOUT_TOPBOTTOM;
	if (data->flag_horizontal)
		type = LAYOUT_LEFTRIGHT;

	size = -1;
	if (data->size != -1)
		size = data->size;
	else if (data->percentage != -1) {
		if (type == LAYOUT_TOPBOTTOM)
			size = (wp->sy * data->percentage) / 100;
		else
			size = (wp->sx * data->percentage) / 100;
	}
	hlimit = options_get_number(&s->options, "history-limit");

	shell = options_get_string(&s->options, "default-shell");
	if (*shell == '\0' || areshell(shell))
		shell = _PATH_BSHELL;

	if ((lc = layout_split_pane(wp, type, size)) == NULL) {
		cause = xstrdup("pane too small");
		goto error;
	}
	new_wp = window_add_pane(w, hlimit);
	if (window_pane_spawn(
	    new_wp, cmd, shell, cwd, &env, s->tio, &cause) != 0)
		goto error;
	layout_assign_pane(lc, new_wp);

	server_redraw_window(w);

	if (!data->flag_detached) {
		window_set_active_pane(w, new_wp);
		session_select(s, wl->idx);
		server_redraw_session(s);
	} else
		server_status_session(s);

	environ_free(&env);
	return (0);

error:
	environ_free(&env);
	if (new_wp != NULL)
		window_remove_pane(w, new_wp);
	ctx->error(ctx, "create pane failed: %s", cause);
	xfree(cause);
	return (-1);
}
Example #30
0
enum cmd_retval
cmd_respawn_pane_exec(struct cmd *self, struct cmd_q *cmdq)
{
	struct args		*args = self->args;
	struct winlink		*wl;
	struct window		*w;
	struct window_pane	*wp;
	struct session		*s;
	struct environ		 env;
	const char		*cmd, *path;
	char			*cause;
	u_int			 idx;
	struct environ_entry	*envent;

	if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
		return (CMD_RETURN_ERROR);
	w = wl->window;

	if (!args_has(self->args, 'k') && wp->fd != -1) {
		if (window_pane_index(wp, &idx) != 0)
			fatalx("index not found");
		cmdq_error(cmdq, "pane still active: %s:%u.%u",
		    s->name, wl->idx, idx);
		return (CMD_RETURN_ERROR);
	}

	environ_init(&env);
	environ_copy(&global_environ, &env);
	environ_copy(&s->environ, &env);
	server_fill_environ(s, &env);

	window_pane_reset_mode(wp);
	screen_reinit(&wp->base);
	input_init(wp);

	if (args->argc != 0)
		cmd = args->argv[0];
	else
		cmd = NULL;

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

	if (window_pane_spawn(wp, cmd, path, NULL, -1, &env, s->tio,
	    &cause) != 0) {
		cmdq_error(cmdq, "respawn pane failed: %s", cause);
		free(cause);
		environ_free(&env);
		return (CMD_RETURN_ERROR);
	}
	wp->flags |= PANE_REDRAW;
	server_status_window(w);

	environ_free(&env);
	return (CMD_RETURN_NORMAL);
}