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/* libc-internal interface for thread-specific data.  LinuxThreads version.

   Copyright (C) 1997, 1998, 1999, 2001 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.  */

#ifndef _BITS_LIBC_TSD_H

#define _BITS_LIBC_TSD_H 1

/* Fast thread-specific data internal to libc.  */

enum __libc_tsd_key_t { _LIBC_TSD_KEY_MALLOC = 0,

                        _LIBC_TSD_KEY_DL_ERROR,

                        _LIBC_TSD_KEY_RPC_VARS,

                        _LIBC_TSD_KEY_N };

extern void *(*__libc_internal_tsd_get) (enum __libc_tsd_key_t) __THROW;

extern int (*__libc_internal_tsd_set) (enum __libc_tsd_key_t,

                                       __const void *)  __THROW;

#define __libc_tsd_define(CLASS, KEY)   CLASS void *__libc_tsd_##KEY##_data;

#define __libc_tsd_get(KEY) \

  (__libc_internal_tsd_get != NULL \

   ? __libc_internal_tsd_get (_LIBC_TSD_KEY_##KEY) \

   : __libc_tsd_##KEY##_data)

#define __libc_tsd_set(KEY, VALUE) \

  (__libc_internal_tsd_set != NULL \

   ? __libc_internal_tsd_set (_LIBC_TSD_KEY_##KEY, (VALUE)) \

   : ((__libc_tsd_##KEY##_data = (VALUE)), 0))

#endif  /* bits/libc-tsd.h */