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5d39c1ed76
it is already included by features.h Signed-off-by: Peter S. Mazinger <ps.m@gmx.net> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
72 lines
2.4 KiB
C
72 lines
2.4 KiB
C
/* libc-internal interface for thread-specific data. LinuxThreads version.
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Copyright (C) 1997-2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _BITS_LIBC_TSD_H
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#define _BITS_LIBC_TSD_H 1
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/* Fast thread-specific data internal to libc. */
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enum __libc_tsd_key_t { _LIBC_TSD_KEY_MALLOC = 0,
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_LIBC_TSD_KEY_DL_ERROR,
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_LIBC_TSD_KEY_RPC_VARS,
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_LIBC_TSD_KEY_LOCALE,
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_LIBC_TSD_KEY_CTYPE_B,
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_LIBC_TSD_KEY_CTYPE_TOLOWER,
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_LIBC_TSD_KEY_CTYPE_TOUPPER,
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_LIBC_TSD_KEY_N };
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#include <sys/cdefs.h>
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#include <tls.h>
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#include <linuxthreads.old/internals.h>
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#if defined(USE_TLS) && USE_TLS && HAVE___THREAD
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/* When __thread works, the generic definition is what we want. */
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# include <sysdeps/generic/bits/libc-tsd.h>
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#else
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# include <bits/libc-lock.h>
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# ifndef SHARED
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extern void ** __pthread_internal_tsd_address (int);
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extern void *__pthread_internal_tsd_get (int);
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extern int __pthread_internal_tsd_set (int, const void *);
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weak_extern (__pthread_internal_tsd_address)
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weak_extern (__pthread_internal_tsd_get)
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weak_extern (__pthread_internal_tsd_set)
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# endif
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#define __libc_tsd_define(CLASS, KEY) CLASS void *__libc_tsd_##KEY##_data;
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#define __libc_tsd_address(KEY) \
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__libc_maybe_call2 (pthread_internal_tsd_address, \
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(_LIBC_TSD_KEY_##KEY), &__libc_tsd_##KEY##_data)
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#define __libc_tsd_get(KEY) \
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__libc_maybe_call2 (pthread_internal_tsd_get, \
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(_LIBC_TSD_KEY_##KEY), __libc_tsd_##KEY##_data)
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#define __libc_tsd_set(KEY, VALUE) \
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__libc_maybe_call2 (pthread_internal_tsd_set, \
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(_LIBC_TSD_KEY_##KEY, (VALUE)), \
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(__libc_tsd_##KEY##_data = (VALUE), 0))
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#endif
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#endif /* bits/libc-tsd.h */
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