|
Packit |
6c4009 |
/* Linux implementation of copy_file_range.
|
|
Packit |
6c4009 |
Copyright (C) 2017-2018 Free Software Foundation, Inc.
|
|
Packit |
6c4009 |
This file is part of the GNU C Library.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is free software; you can redistribute it and/or
|
|
Packit |
6c4009 |
modify it under the terms of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License as published by the Free Software Foundation; either
|
|
Packit |
6c4009 |
version 2.1 of the License, or (at your option) any later version.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is distributed in the hope that it will be useful,
|
|
Packit |
6c4009 |
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
Packit |
6c4009 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Packit |
6c4009 |
Lesser General Public License for more details.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
You should have received a copy of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License along with the GNU C Library; if not, see
|
|
Packit |
6c4009 |
<http://www.gnu.org/licenses/>. */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <errno.h>
|
|
Packit |
6c4009 |
#include <sysdep-cancel.h>
|
|
Packit |
6c4009 |
#include <unistd.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
ssize_t
|
|
Packit |
6c4009 |
copy_file_range (int infd, __off64_t *pinoff,
|
|
Packit |
6c4009 |
int outfd, __off64_t *poutoff,
|
|
Packit |
6c4009 |
size_t length, unsigned int flags)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
#ifdef __NR_copy_file_range
|
|
Packit Bot |
30c6c8 |
return SYSCALL_CANCEL (copy_file_range, infd, pinoff, outfd, poutoff,
|
|
Packit Bot |
30c6c8 |
length, flags);
|
|
Packit Bot |
30c6c8 |
#else
|
|
Packit Bot |
30c6c8 |
__set_errno (ENOSYS);
|
|
Packit Bot |
30c6c8 |
return -1;
|
|
Packit |
6c4009 |
#endif
|
|
Packit |
6c4009 |
}
|