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/* Compatibility routines for cthreads.
Copyright (C) 2000-2024 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 <assert.h>
#include <pthreadP.h>
#define CTHREAD_KEY_INVALID (__cthread_key_t) -1
void
__cthread_detach (__cthread_t thread)
{
int err;
pthread_t pthread = (pthread_t) (uintptr_t) thread;
err = __pthread_detach (pthread);
assert_perror (err);
}
weak_alias (__cthread_detach, cthread_detach)
__cthread_t
__cthread_fork (__cthread_fn_t func, void *arg)
{
pthread_t thread;
int err;
err = __pthread_create (&thread, NULL, func, arg);
assert_perror (err);
return (__cthread_t) (uintptr_t) thread;
}
weak_alias (__cthread_fork, cthread_fork)
int
__cthread_keycreate (__cthread_key_t *key)
{
error_t err;
err = __pthread_key_create (key, 0);
if (err)
{
errno = err;
*key = CTHREAD_KEY_INVALID;
err = -1;
}
return err;
}
weak_alias (__cthread_keycreate, cthread_keycreate)
int
__cthread_getspecific (__cthread_key_t key, void **val)
{
*val = __pthread_getspecific (key);
return 0;
}
weak_alias (__cthread_getspecific, cthread_getspecific)
int
__cthread_setspecific (__cthread_key_t key, void *val)
{
error_t err;
err = __pthread_setspecific (key, (const void *) val);
if (err)
{
errno = err;
err = -1;
}
return err;
}
weak_alias (__cthread_setspecific, cthread_setspecific)
void
__mutex_lock_solid (void *lock)
{
__pthread_mutex_lock (lock);
}
void
__mutex_unlock_solid (void *lock)
{
if (__pthread_spin_trylock (lock) != 0)
/* Somebody already got the lock, that one will manage waking up others */
return;
__pthread_mutex_unlock (lock);
}
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