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/* Stub for copy_file_range
Copyright 2019-2021 Free Software Foundation, Inc.
This file 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.
This file 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 this program. If not, see <https://www.gnu.org/licenses/>. */
#include <config.h>
#include <unistd.h>
#include <errno.h>
ssize_t
copy_file_range (int infd, off_t *pinoff,
int outfd, off_t *poutoff,
size_t length, unsigned int flags)
{
/* There is little need to emulate copy_file_range with read+write,
since programs that use copy_file_range must fall back on
read+write anyway. */
errno = ENOSYS;
return -1;
}
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