1/* $OpenBSD$ */
2
3/*
4 * Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com>
5 * Copyright (c) 2011 Marcel P. Partap <mpartap@gmx.net>
6 *
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
16 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
17 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 */
19
20#include <sys/types.h>
21
22#include <stdlib.h>
23#include <string.h>
24
25#include "tmux.h"
26
27/*
28 * Respawn a pane (restart the command). Kill existing if -k given.
29 */
30
31static enum cmd_retval	cmd_respawn_pane_exec(struct cmd *, struct cmdq_item *);
32
33const struct cmd_entry cmd_respawn_pane_entry = {
34	.name = "respawn-pane",
35	.alias = "respawnp",
36
37	.args = { "c:e:kt:", 0, -1, NULL },
38	.usage = "[-k] [-c start-directory] [-e environment] "
39		 CMD_TARGET_PANE_USAGE " [shell-command]",
40
41	.target = { 't', CMD_FIND_PANE, 0 },
42
43	.flags = 0,
44	.exec = cmd_respawn_pane_exec
45};
46
47static enum cmd_retval
48cmd_respawn_pane_exec(struct cmd *self, struct cmdq_item *item)
49{
50	struct args		*args = cmd_get_args(self);
51	struct cmd_find_state	*target = cmdq_get_target(item);
52	struct spawn_context	 sc = { 0 };
53	struct session		*s = target->s;
54	struct winlink		*wl = target->wl;
55	struct window_pane	*wp = target->wp;
56	char			*cause = NULL;
57	struct args_value	*av;
58
59	sc.item = item;
60	sc.s = s;
61	sc.wl = wl;
62
63	sc.wp0 = wp;
64
65	args_to_vector(args, &sc.argc, &sc.argv);
66	sc.environ = environ_create();
67
68	av = args_first_value(args, 'e');
69	while (av != NULL) {
70		environ_put(sc.environ, av->string, 0);
71		av = args_next_value(av);
72	}
73
74	sc.idx = -1;
75	sc.cwd = args_get(args, 'c');
76
77	sc.flags = SPAWN_RESPAWN;
78	if (args_has(args, 'k'))
79		sc.flags |= SPAWN_KILL;
80
81	if (spawn_pane(&sc, &cause) == NULL) {
82		cmdq_error(item, "respawn pane failed: %s", cause);
83		free(cause);
84		if (sc.argv != NULL)
85			cmd_free_argv(sc.argc, sc.argv);
86		environ_free(sc.environ);
87		return (CMD_RETURN_ERROR);
88	}
89
90	wp->flags |= PANE_REDRAW;
91	server_redraw_window_borders(wp->window);
92	server_status_window(wp->window);
93
94	if (sc.argv != NULL)
95		cmd_free_argv(sc.argc, sc.argv);
96	environ_free(sc.environ);
97	return (CMD_RETURN_NORMAL);
98}
99