xref: /minix3/external/bsd/tmux/dist/cmd-lock-server.c (revision 0a6a1f1d05b60e214de2f05a7310ddd1f0e590e7)
1 /* Id */
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 <pwd.h>
22 #include <string.h>
23 #include <unistd.h>
24 
25 #include "tmux.h"
26 
27 /*
28  * Lock commands.
29  */
30 
31 enum cmd_retval	 cmd_lock_server_exec(struct cmd *, struct cmd_q *);
32 
33 const struct cmd_entry cmd_lock_server_entry = {
34 	"lock-server", "lock",
35 	"", 0, 0,
36 	"",
37 	0,
38 	NULL,
39 	cmd_lock_server_exec
40 };
41 
42 const struct cmd_entry cmd_lock_session_entry = {
43 	"lock-session", "locks",
44 	"t:", 0, 0,
45 	CMD_TARGET_SESSION_USAGE,
46 	0,
47 	NULL,
48 	cmd_lock_server_exec
49 };
50 
51 const struct cmd_entry cmd_lock_client_entry = {
52 	"lock-client", "lockc",
53 	"t:", 0, 0,
54 	CMD_TARGET_CLIENT_USAGE,
55 	0,
56 	NULL,
57 	cmd_lock_server_exec
58 };
59 
60 enum cmd_retval
cmd_lock_server_exec(struct cmd * self,unused struct cmd_q * cmdq)61 cmd_lock_server_exec(struct cmd *self, unused struct cmd_q *cmdq)
62 {
63 	struct args	*args = self->args;
64 	struct client	*c;
65 	struct session	*s;
66 
67 	if (self->entry == &cmd_lock_server_entry)
68 		server_lock();
69 	else if (self->entry == &cmd_lock_session_entry) {
70 		s = cmd_find_session(cmdq, args_get(args, 't'), 0);
71 		if (s == NULL)
72 			return (CMD_RETURN_ERROR);
73 		server_lock_session(s);
74 	} else {
75 		c = cmd_find_client(cmdq, args_get(args, 't'), 0);
76 		if (c == NULL)
77 			return (CMD_RETURN_ERROR);
78 		server_lock_client(c);
79 	}
80 	recalculate_sizes();
81 
82 	return (CMD_RETURN_NORMAL);
83 }
84