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37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
/* Copyright (C) 1997-2013 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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#include <sys/types.h>
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#include <errno.h>
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#include <endian.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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/* Truncate the file FD refers to to LENGTH bytes. */
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int
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__ftruncate64 (int fd, off64_t length)
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{
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unsigned int low = length & 0xffffffff;
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unsigned int high = length >> 32;
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int result = INLINE_SYSCALL (ftruncate64, 4, fd, 0,
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__LONG_LONG_PAIR (high, low));
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return result;
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}
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weak_alias (__ftruncate64, ftruncate64)
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