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58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/* Definitions for thread-local data handling. Hurd version.
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Copyright (C) 2003-2016 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
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License as published by the Free Software Foundation; either
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version 2.1 of the 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; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _TLS_H
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#define _TLS_H
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#ifndef __ASSEMBLER__
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# include <stddef.h>
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# include <stdint.h>
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# include <stdbool.h>
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# include <sysdep.h>
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# include <mach/mig_errors.h>
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# include <mach.h>
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/* This is the size of the initial TCB. */
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# define TLS_INIT_TCB_SIZE sizeof (tcbhead_t)
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/* Alignment requirements for the initial TCB. */
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# define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t)
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/* This is the size of the TCB. */
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# define TLS_TCB_SIZE TLS_INIT_TCB_SIZE /* XXX */
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/* Alignment requirements for the TCB. */
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# define TLS_TCB_ALIGN TLS_INIT_TCB_ALIGN /* XXX */
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/* Install the dtv pointer. The pointer passed is to the element with
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index -1 which contain the length. */
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# define INSTALL_DTV(descr, dtvp) \
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((tcbhead_t *) (descr))->dtv = (dtvp) + 1
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/* Return dtv of given thread descriptor. */
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# define GET_DTV(descr) \
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(((tcbhead_t *) (descr))->dtv)
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#endif /* !ASSEMBLER */
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#endif /* tls.h */
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