glibc/sysdeps/mach/hurd/cthreads.c

67 lines
1.8 KiB
C

/* Copyright (C) 1997 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <bits/libc-lock.h>
#include <errno.h>
#include <stdlib.h>
/* Placeholder for key creation routine from Hurd cthreads library. */
int
weak_function
cthread_keycreate (key)
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 (key, pval)
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 (key, val)
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 (key)
cthread_key_t key;
{
void *val;
cthread_getspecific (key, &val);
return val;
}