blob: e2a8a6d9996d027f78422cafec22de55d79b6077 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
/* pthread_key_delete. Hurd version.
Copyright (C) 2002-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <pthread.h>
#include <pt-internal.h>
int
__pthread_key_delete (pthread_key_t key)
{
error_t err = 0;
__pthread_key_lock_ready ();
__pthread_mutex_lock (&__pthread_key_lock);
if (key < 0 || key >= __pthread_key_count
|| __pthread_key_destructors[key] == PTHREAD_KEY_INVALID)
err = EINVAL;
else
{
int i;
__pthread_key_destructors[key] = PTHREAD_KEY_INVALID;
__pthread_key_invalid_count++;
__libc_rwlock_rdlock (GL (dl_pthread_threads_lock));
for (i = 0; i < GL (dl_pthread_num_threads); ++i)
{
struct __pthread *t;
t = GL (dl_pthread_threads)[i];
if (t == NULL)
continue;
/* Just remove the key, no need to care whether it was
already there. */
if (key < t->thread_specifics_size)
t->thread_specifics[key] = 0;
}
__libc_rwlock_unlock (GL (dl_pthread_threads_lock));
}
__pthread_mutex_unlock (&__pthread_key_lock);
return err;
}
weak_alias (__pthread_key_delete, pthread_key_delete)
|
