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/* Copyright (C) 1997-2018 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
<http://www.gnu.org/licenses/>. */
#include <libc-lock.h>
#include <errno.h>
#include <stdlib.h>
/* This serves as stub "self" pointer for libc locks when TLS is not initialized
yet. */
char __libc_lock_self0[0];
/* Placeholder for key creation routine from Hurd cthreads library. */
int
weak_function
__cthread_keycreate (cthread_key_t *key)
{
__set_errno (ENOSYS);
*key = -1;
return -1;
}
/* Placeholder for key retrieval routine from Hurd cthreads library. */
int
weak_function
__cthread_getspecific (cthread_key_t key, void **pval)
{
*pval = NULL;
__set_errno (ENOSYS);
return -1;
}
/* Placeholder for key setting routine from Hurd cthreads library. */
int
weak_function
__cthread_setspecific (cthread_key_t key, void *val)
{
__set_errno (ENOSYS);
return -1;
}
/* Call cthread_getspecific which gets a pointer to the return value instead
of just returning it. */
void *
__libc_getspecific (cthread_key_t key)
{
void *val;
__cthread_getspecific (key, &val);
return val;
}
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