xref: /openbsd/usr.bin/tmux/cmd-kill-session.c (revision 404b540a)
1 /* $OpenBSD: cmd-kill-session.c,v 1.4 2009/10/10 10:02:48 nicm Exp $ */
2 
3 /*
4  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #include <sys/types.h>
20 
21 #include "tmux.h"
22 
23 /*
24  * Destroy session, detaching all clients attached to it and destroying any
25  * windows linked only to this session.
26  *
27  * Note this deliberately has no alias to make it hard to hit by accident.
28  */
29 
30 int	cmd_kill_session_exec(struct cmd *, struct cmd_ctx *);
31 
32 const struct cmd_entry cmd_kill_session_entry = {
33 	"kill-session", NULL,
34 	CMD_TARGET_SESSION_USAGE,
35 	0, 0,
36 	cmd_target_init,
37 	cmd_target_parse,
38 	cmd_kill_session_exec,
39 	cmd_target_free,
40 	cmd_target_print
41 };
42 
43 int
44 cmd_kill_session_exec(struct cmd *self, struct cmd_ctx *ctx)
45 {
46 	struct cmd_target_data	*data = self->data;
47 	struct session		*s;
48  	struct client		*c;
49 	u_int			 i;
50 
51 	if ((s = cmd_find_session(ctx, data->target)) == NULL)
52 		return (-1);
53 
54 	for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
55 		c = ARRAY_ITEM(&clients, i);
56 		if (c != NULL && c->session == s) {
57 			c->session = NULL;
58 			server_write_client(c, MSG_EXIT, NULL, 0);
59 		}
60 	}
61 	recalculate_sizes();
62 
63 	session_destroy(s);
64 
65 	return (0);
66 }
67