1 /* Compatibility routines for cthreads.
2 Copyright (C) 2000-2018 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
22 #define CTHREAD_KEY_INVALID (__cthread_key_t) -1
25 __cthread_detach (__cthread_t thread
)
29 err
= pthread_detach ((pthread_t
) thread
);
32 weak_alias (__cthread_detach
, cthread_detach
)
35 __cthread_fork (__cthread_fn_t func
, void *arg
)
40 err
= pthread_create (&thread
, NULL
, func
, arg
);
43 return (__cthread_t
) thread
;
45 weak_alias (__cthread_fork
, cthread_fork
)
48 __cthread_keycreate (__cthread_key_t
*key
)
52 err
= pthread_key_create (key
, 0);
56 *key
= CTHREAD_KEY_INVALID
;
62 weak_alias (__cthread_keycreate
, cthread_keycreate
)
65 __cthread_getspecific (__cthread_key_t key
, void **val
)
67 *val
= pthread_getspecific (key
);
70 weak_alias (__cthread_getspecific
, cthread_getspecific
)
73 __cthread_setspecific (__cthread_key_t key
, void *val
)
77 err
= pthread_setspecific (key
, (const void *) val
);
86 weak_alias (__cthread_setspecific
, cthread_setspecific
)
89 __mutex_lock_solid (void *lock
)
91 __pthread_mutex_lock (lock
);
95 __mutex_unlock_solid (void *lock
)
97 if (__pthread_spin_trylock (lock
) != 0)
98 /* Somebody already got the lock, that one will manage waking up others */
100 __pthread_mutex_unlock (lock
);