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/* Copyright (C) 2007-2016 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, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <fcntl.h>
#include <sysdep-cancel.h>
/* Reserve storage for the data of the file associated with FD. */
int
fallocate64 (int fd, int mode, __off64_t offset, __off64_t len)
{
#ifdef __NR_fallocate
return SYSCALL_CANCEL (fallocate, fd, mode,
__LONG_LONG_PAIR ((long int) (offset >> 32),
(long int) offset),
__LONG_LONG_PAIR ((long int) (len >> 32),
(long int) len));
#else
__set_errno (ENOSYS);
return -1;
#endif
}
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