Annotation of src/usr.bin/tmux/cmd-respawn-pane.c, Revision 1.16
1.16 ! nicm 1: /* $OpenBSD: cmd-respawn-pane.c,v 1.15 2015/10/28 09:51:55 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
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:
1.6 nicm 22: #include <stdlib.h>
1.1 nicm 23: #include <unistd.h>
24:
25: #include "tmux.h"
26:
27: /*
28: * Respawn a pane (restart the command). Kill existing if -k given.
29: */
30:
1.8 nicm 31: enum cmd_retval cmd_respawn_pane_exec(struct cmd *, struct cmd_q *);
1.1 nicm 32:
33: const struct cmd_entry cmd_respawn_pane_entry = {
34: "respawn-pane", "respawnp",
1.12 nicm 35: "kt:", 0, -1,
1.1 nicm 36: "[-k] " CMD_TARGET_PANE_USAGE " [command]",
37: 0,
38: cmd_respawn_pane_exec
39: };
40:
1.7 nicm 41: enum cmd_retval
1.8 nicm 42: cmd_respawn_pane_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 43: {
44: struct args *args = self->args;
45: struct winlink *wl;
46: struct window *w;
47: struct window_pane *wp;
48: struct session *s;
1.15 nicm 49: struct environ *env;
1.12 nicm 50: const char *path;
1.4 nicm 51: char *cause;
52: u_int idx;
1.11 nicm 53: struct environ_entry *envent;
1.1 nicm 54:
1.8 nicm 55: if ((wl = cmd_find_pane(cmdq, args_get(args, 't'), &s, &wp)) == NULL)
1.7 nicm 56: return (CMD_RETURN_ERROR);
1.1 nicm 57: w = wl->window;
58:
59: if (!args_has(self->args, 'k') && wp->fd != -1) {
1.4 nicm 60: if (window_pane_index(wp, &idx) != 0)
61: fatalx("index not found");
1.14 nicm 62: cmdq_error(cmdq, "pane still active: %s:%d.%u",
1.4 nicm 63: s->name, wl->idx, idx);
1.7 nicm 64: return (CMD_RETURN_ERROR);
1.1 nicm 65: }
66:
1.15 nicm 67: env = environ_create();
68: environ_copy(global_environ, env);
69: environ_copy(s->environ, env);
70: server_fill_environ(s, env);
1.1 nicm 71:
72: window_pane_reset_mode(wp);
1.2 nicm 73: screen_reinit(&wp->base);
1.1 nicm 74: input_init(wp);
75:
1.11 nicm 76: path = NULL;
77: if (cmdq->client != NULL && cmdq->client->session == NULL)
1.15 nicm 78: envent = environ_find(cmdq->client->environ, "PATH");
1.11 nicm 79: else
1.15 nicm 80: envent = environ_find(s->environ, "PATH");
1.11 nicm 81: if (envent != NULL)
82: path = envent->value;
83:
1.16 ! nicm 84: if (window_pane_spawn(wp, args->argc, args->argv, path, NULL, NULL, env,
1.12 nicm 85: s->tio, &cause) != 0) {
1.8 nicm 86: cmdq_error(cmdq, "respawn pane failed: %s", cause);
1.6 nicm 87: free(cause);
1.15 nicm 88: environ_free(env);
1.7 nicm 89: return (CMD_RETURN_ERROR);
1.1 nicm 90: }
91: wp->flags |= PANE_REDRAW;
92: server_status_window(w);
93:
1.15 nicm 94: environ_free(env);
1.7 nicm 95: return (CMD_RETURN_NORMAL);
1.1 nicm 96: }