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Diffstat (limited to 'sysdeps/generic/bits/libc-tsd.h')
| -rw-r--r-- | sysdeps/generic/bits/libc-tsd.h | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/sysdeps/generic/bits/libc-tsd.h b/sysdeps/generic/bits/libc-tsd.h deleted file mode 100644 index d39382952a..0000000000 --- a/sysdeps/generic/bits/libc-tsd.h +++ /dev/null @@ -1,69 +0,0 @@ -/* libc-internal interface for thread-specific data. Stub or TLS version. - Copyright (C) 1998,2001,02 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef _GENERIC_BITS_LIBC_TSD_H -#define _GENERIC_BITS_LIBC_TSD_H 1 - -/* This file defines the following macros for accessing a small fixed - set of thread-specific `void *' data used only internally by libc. - - __libc_tsd_define(CLASS, KEY) -- Define or declare a `void *' datum - for KEY. CLASS can be `static' for - keys used in only one source file, - empty for global definitions, or - `extern' for global declarations. - __libc_tsd_address(KEY) -- Return the `void **' pointing to - the current thread's datum for KEY. - __libc_tsd_get(KEY) -- Return the `void *' datum for KEY. - __libc_tsd_set(KEY, VALUE) -- Set the datum for KEY to VALUE. - - The set of available KEY's will usually be provided as an enum, - and contains (at least): - _LIBC_TSD_KEY_MALLOC - _LIBC_TSD_KEY_DL_ERROR - _LIBC_TSD_KEY_RPC_VARS - All uses must be the literal _LIBC_TSD_* name in the __libc_tsd_* macros. - Some implementations may not provide any enum at all and instead - using string pasting in the macros. */ - -#include <tls.h> - -/* When full support for __thread variables is available, this interface is - just a trivial wrapper for it. Without TLS, this is the generic/stub - implementation for wholly single-threaded systems. - - We don't define an enum for the possible key values, because the KEYs - translate directly into variables by macro magic. */ - -#if USE___THREAD -# define __libc_tsd_define(CLASS, KEY) \ - CLASS __thread void *__libc_tsd_##KEY attribute_tls_model_ie; - -# define __libc_tsd_address(KEY) (&__libc_tsd_##KEY) -# define __libc_tsd_get(KEY) (__libc_tsd_##KEY) -# define __libc_tsd_set(KEY, VALUE) (__libc_tsd_##KEY = (VALUE)) -#else -# define __libc_tsd_define(CLASS, KEY) CLASS void *__libc_tsd_##KEY##_data; - -# define __libc_tsd_address(KEY) (&__libc_tsd_##KEY##_data) -# define __libc_tsd_get(KEY) (__libc_tsd_##KEY##_data) -# define __libc_tsd_set(KEY, VALUE) (__libc_tsd_##KEY##_data = (VALUE)) -#endif - -#endif /* bits/libc-tsd.h */ |