| /* 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 */ |