cmd-detach-client.c revision 1.17 
1/* $OpenBSD: cmd-detach-client.c,v 1.17 2014/10/20 22:29:25 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	cmd_detach_client_exec
37};
38
39enum cmd_retval
40cmd_detach_client_exec(struct cmd *self, struct cmd_q *cmdq)
41{
42	struct args	*args = self->args;
43	struct client	*c, *c2;
44	struct session	*s;
45	enum msgtype	 msgtype;
46	u_int 		 i;
47
48	if (args_has(args, 'P'))
49		msgtype = MSG_DETACHKILL;
50	else
51		msgtype = MSG_DETACH;
52
53	if (args_has(args, 's')) {
54		s = cmd_find_session(cmdq, args_get(args, 's'), 0);
55		if (s == NULL)
56			return (CMD_RETURN_ERROR);
57
58		for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
59			c = ARRAY_ITEM(&clients, i);
60			if (c == NULL || c->session != s)
61				continue;
62			server_write_client(c, msgtype, c->session->name,
63			    strlen(c->session->name) + 1);
64		}
65	} else {
66		c = cmd_find_client(cmdq, args_get(args, 't'), 0);
67		if (c == NULL)
68			return (CMD_RETURN_ERROR);
69
70		if (args_has(args, 'a')) {
71			for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
72				c2 = ARRAY_ITEM(&clients, i);
73				if (c2 == NULL || c2->session == NULL ||
74				    c2 == c)
75					continue;
76				server_write_client(c2, msgtype,
77				    c2->session->name,
78				    strlen(c2->session->name) + 1);
79			}
80		} else {
81			server_write_client(c, msgtype, c->session->name,
82			    strlen(c->session->name) + 1);
83		}
84	}
85
86	return (CMD_RETURN_STOP);
87}
88