1 /* Copyright (C) 2009-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18 #include <errno.h>
19 #include <unistd.h>
20 #include <sys/uio.h>
21
22 /* Read data from file descriptor FD at the given position OFFSET
23 without change the file pointer, and put the result in the buffers
24 described by VECTOR, which is a vector of COUNT 'struct iovec's.
25 The buffers are filled in the order specified. Operates just like
26 'pread' (see <unistd.h>) except that data are put in VECTOR instead
27 of a contiguous buffer. */
28 ssize_t
preadv(int fd,const struct iovec * vector,int count,off_t offset)29 preadv (int fd, const struct iovec *vector, int count, off_t offset)
30 {
31 __set_errno (ENOSYS);
32 return -1;
33 }
34
35 stub_warning (preadv)
36