xref: /openbsd/usr.bin/tmux/cmd-lock-server.c (revision 8529ddd3)
1 /* $OpenBSD: cmd-lock-server.c,v 1.17 2014/10/20 22:29:25 nicm Exp $ */
2 
3 /*
4  * Copyright (c) 2008 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  * Lock commands.
25  */
26 
27 enum cmd_retval	 cmd_lock_server_exec(struct cmd *, struct cmd_q *);
28 
29 const struct cmd_entry cmd_lock_server_entry = {
30 	"lock-server", "lock",
31 	"", 0, 0,
32 	"",
33 	0,
34 	cmd_lock_server_exec
35 };
36 
37 const struct cmd_entry cmd_lock_session_entry = {
38 	"lock-session", "locks",
39 	"t:", 0, 0,
40 	CMD_TARGET_SESSION_USAGE,
41 	0,
42 	cmd_lock_server_exec
43 };
44 
45 const struct cmd_entry cmd_lock_client_entry = {
46 	"lock-client", "lockc",
47 	"t:", 0, 0,
48 	CMD_TARGET_CLIENT_USAGE,
49 	0,
50 	cmd_lock_server_exec
51 };
52 
53 enum cmd_retval
54 cmd_lock_server_exec(struct cmd *self, unused struct cmd_q *cmdq)
55 {
56 	struct args	*args = self->args;
57 	struct client	*c;
58 	struct session	*s;
59 
60 	if (self->entry == &cmd_lock_server_entry)
61 		server_lock();
62 	else if (self->entry == &cmd_lock_session_entry) {
63 		s = cmd_find_session(cmdq, args_get(args, 't'), 0);
64 		if (s == NULL)
65 			return (CMD_RETURN_ERROR);
66 		server_lock_session(s);
67 	} else {
68 		c = cmd_find_client(cmdq, args_get(args, 't'), 0);
69 		if (c == NULL)
70 			return (CMD_RETURN_ERROR);
71 		server_lock_client(c);
72 	}
73 	recalculate_sizes();
74 
75 	return (CMD_RETURN_NORMAL);
76 }
77