xref: /openbsd-src/usr.bin/tmux/cmd-list-sessions.c (revision cb39b41371628601fbe4c618205356d538b9d08a)
1 /* $OpenBSD: cmd-list-sessions.c,v 1.19 2015/02/05 10:29:43 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 <stdlib.h>
22 #include <string.h>
23 #include <time.h>
24 
25 #include "tmux.h"
26 
27 /*
28  * List all sessions.
29  */
30 
31 #define LIST_SESSIONS_TEMPLATE				\
32 	"#{session_name}: #{session_windows} windows "	\
33 	"(created #{session_created_string}) "		\
34 	"[#{session_width}x#{session_height}]"		\
35 	"#{?session_grouped, (group ,}"			\
36 	"#{session_group}#{?session_grouped,),}"	\
37 	"#{?session_attached, (attached),}"
38 
39 enum cmd_retval	 cmd_list_sessions_exec(struct cmd *, struct cmd_q *);
40 
41 const struct cmd_entry cmd_list_sessions_entry = {
42 	"list-sessions", "ls",
43 	"F:", 0, 0,
44 	"[-F format]",
45 	0,
46 	cmd_list_sessions_exec
47 };
48 
49 enum cmd_retval
50 cmd_list_sessions_exec(struct cmd *self, struct cmd_q *cmdq)
51 {
52 	struct args		*args = self->args;
53 	struct session		*s;
54 	u_int		 	 n;
55 	struct format_tree	*ft;
56 	const char		*template;
57 	char			*line;
58 
59 	if ((template = args_get(args, 'F')) == NULL)
60 		template = LIST_SESSIONS_TEMPLATE;
61 
62 	n = 0;
63 	RB_FOREACH(s, sessions, &sessions) {
64 		ft = format_create();
65 		format_add(ft, "line", "%u", n);
66 		format_defaults(ft, NULL, s, NULL, NULL);
67 
68 		line = format_expand(ft, template);
69 		cmdq_print(cmdq, "%s", line);
70 		free(line);
71 
72 		format_free(ft);
73 		n++;
74 	}
75 
76 	return (CMD_RETURN_NORMAL);
77 }
78