xref: /openbsd/usr.bin/tmux/cmd-kill-session.c (revision a51dead1)
1 /* $OpenBSD: cmd-kill-session.c,v 1.28 2021/08/21 10:22:39 nicm Exp $ */
2 
3 /*
4  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
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  * Destroy session, detaching all clients attached to it and destroying any
25  * windows linked only to this session.
26  *
27  * Note this deliberately has no alias to make it hard to hit by accident.
28  */
29 
30 static enum cmd_retval	cmd_kill_session_exec(struct cmd *, struct cmdq_item *);
31 
32 const struct cmd_entry cmd_kill_session_entry = {
33 	.name = "kill-session",
34 	.alias = NULL,
35 
36 	.args = { "aCt:", 0, 0, NULL },
37 	.usage = "[-aC] " CMD_TARGET_SESSION_USAGE,
38 
39 	.target = { 't', CMD_FIND_SESSION, 0 },
40 
41 	.flags = 0,
42 	.exec = cmd_kill_session_exec
43 };
44 
45 static enum cmd_retval
cmd_kill_session_exec(struct cmd * self,struct cmdq_item * item)46 cmd_kill_session_exec(struct cmd *self, struct cmdq_item *item)
47 {
48 	struct args		*args = cmd_get_args(self);
49 	struct cmd_find_state	*target = cmdq_get_target(item);
50 	struct session		*s = target->s, *sloop, *stmp;
51 	struct winlink		*wl;
52 
53 	if (args_has(args, 'C')) {
54 		RB_FOREACH(wl, winlinks, &s->windows) {
55 			wl->window->flags &= ~WINDOW_ALERTFLAGS;
56 			wl->flags &= ~WINLINK_ALERTFLAGS;
57 		}
58 		server_redraw_session(s);
59 	} else if (args_has(args, 'a')) {
60 		RB_FOREACH_SAFE(sloop, sessions, &sessions, stmp) {
61 			if (sloop != s) {
62 				server_destroy_session(sloop);
63 				session_destroy(sloop, 1, __func__);
64 			}
65 		}
66 	} else {
67 		server_destroy_session(s);
68 		session_destroy(s, 1, __func__);
69 	}
70 	return (CMD_RETURN_NORMAL);
71 }
72