1 /* $OpenBSD: cmd-rename-session.c,v 1.35 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 <stdlib.h>
22 #include <string.h>
23
24 #include "tmux.h"
25
26 /*
27 * Change session name.
28 */
29
30 static enum cmd_retval cmd_rename_session_exec(struct cmd *,
31 struct cmdq_item *);
32
33 const struct cmd_entry cmd_rename_session_entry = {
34 .name = "rename-session",
35 .alias = "rename",
36
37 .args = { "t:", 1, 1, NULL },
38 .usage = CMD_TARGET_SESSION_USAGE " new-name",
39
40 .target = { 't', CMD_FIND_SESSION, 0 },
41
42 .flags = CMD_AFTERHOOK,
43 .exec = cmd_rename_session_exec
44 };
45
46 static enum cmd_retval
cmd_rename_session_exec(struct cmd * self,struct cmdq_item * item)47 cmd_rename_session_exec(struct cmd *self, struct cmdq_item *item)
48 {
49 struct args *args = cmd_get_args(self);
50 struct cmd_find_state *target = cmdq_get_target(item);
51 struct session *s = target->s;
52 char *newname, *tmp;
53
54 tmp = format_single_from_target(item, args_string(args, 0));
55 newname = session_check_name(tmp);
56 if (newname == NULL) {
57 cmdq_error(item, "invalid session: %s", tmp);
58 free(tmp);
59 return (CMD_RETURN_ERROR);
60 }
61 free(tmp);
62 if (strcmp(newname, s->name) == 0) {
63 free(newname);
64 return (CMD_RETURN_NORMAL);
65 }
66 if (session_find(newname) != NULL) {
67 cmdq_error(item, "duplicate session: %s", newname);
68 free(newname);
69 return (CMD_RETURN_ERROR);
70 }
71
72 RB_REMOVE(sessions, &sessions, s);
73 free(s->name);
74 s->name = newname;
75 RB_INSERT(sessions, &sessions, s);
76
77 server_status_session(s);
78 notify_session("session-renamed", s);
79
80 return (CMD_RETURN_NORMAL);
81 }
82