cmd-detach-client.c revision 1.16 
1/* $OpenBSD: cmd-detach-client.c,v 1.16 2013/10/15 00:15:11 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 <string.h>
22
23#include "tmux.h"
24
25/*
26 * Detach a client.
27 */
28
29enum cmd_retval	 cmd_detach_client_exec(struct cmd *, struct cmd_q *);
30
31const struct cmd_entry cmd_detach_client_entry = {
32	"detach-client", "detach",
33	"as:t:P", 0, 0,
34	"[-P] [-a] [-s target-session] " CMD_TARGET_CLIENT_USAGE,
35	CMD_READONLY,
36	NULL,
37	cmd_detach_client_exec
38};
39
40enum cmd_retval
41cmd_detach_client_exec(struct cmd *self, struct cmd_q *cmdq)
42{
43	struct args	*args = self->args;
44	struct client	*c, *c2;
45	struct session	*s;
46	enum msgtype	 msgtype;
47	u_int 		 i;
48
49	if (args_has(args, 'P'))
50		msgtype = MSG_DETACHKILL;
51	else
52		msgtype = MSG_DETACH;
53
54	if (args_has(args, 's')) {
55		s = cmd_find_session(cmdq, args_get(args, 's'), 0);
56		if (s == NULL)
57			return (CMD_RETURN_ERROR);
58
59		for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
60			c = ARRAY_ITEM(&clients, i);
61			if (c == NULL || c->session != s)
62				continue;
63			server_write_client(c, msgtype, c->session->name,
64			    strlen(c->session->name) + 1);
65		}
66	} else {
67		c = cmd_find_client(cmdq, args_get(args, 't'), 0);
68		if (c == NULL)
69			return (CMD_RETURN_ERROR);
70
71		if (args_has(args, 'a')) {
72			for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
73				c2 = ARRAY_ITEM(&clients, i);
74				if (c2 == NULL || c2->session == NULL ||
75				    c2 == c)
76					continue;
77				server_write_client(c2, msgtype,
78				    c2->session->name,
79				    strlen(c2->session->name) + 1);
80			}
81		} else {
82			server_write_client(c, msgtype, c->session->name,
83			    strlen(c->session->name) + 1);
84		}
85	}
86
87	return (CMD_RETURN_STOP);
88}
89