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44 lines
1.6 KiB
C
44 lines
1.6 KiB
C
/* Copyright (C) 2011-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
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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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#include <bits/wordsize.h>
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#include <kernel-features.h>
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#include <sysdeps/unix/sysdep.h>
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#include <sysdeps/unix/sysv/linux/sysdep.h>
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/* Provide the common name to allow more code reuse. */
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#define __NR__llseek __NR_llseek
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#if __WORDSIZE == 64
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/* By defining the older names, glibc will build syscall wrappers for
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both pread and pread64; sysdeps/unix/sysv/linux/wordsize-64/pread64.c
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will suppress generating any separate code for pread64.c. */
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#define __NR_pread __NR_pread64
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#define __NR_pwrite __NR_pwrite64
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#endif
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/* Provide a dummy argument that can be used to force register
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alignment for register pairs if required by the syscall ABI. */
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#ifdef __ASSUME_ALIGNED_REGISTER_PAIRS
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#define __ALIGNMENT_ARG 0,
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#define __ALIGNMENT_COUNT(a,b) b
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#else
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#define __ALIGNMENT_ARG
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#define __ALIGNMENT_COUNT(a,b) a
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#endif
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