]>
Commit | Line | Data |
---|---|---|
52bd9381 | 1 | /* Generic version of preadv2. |
04277e02 | 2 | Copyright (C) 2017-2019 Free Software Foundation, Inc. |
52bd9381 AZ |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
2263ca7c ST |
19 | #include <errno.h> |
20 | #include <unistd.h> | |
52bd9381 AZ |
21 | #include <sys/uio.h> |
22 | ||
23 | ssize_t | |
ed95bf56 | 24 | preadv64v2 (int fd, const struct iovec *vector, int count, off64_t offset, |
52bd9381 AZ |
25 | int flags) |
26 | { | |
27 | if (flags != 0) | |
28 | { | |
852d6312 | 29 | __set_errno (ENOTSUP); |
52bd9381 AZ |
30 | return -1; |
31 | } | |
32 | ||
d4b4a00a FW |
33 | if (offset == -1) |
34 | return __readv (fd, vector, count); | |
35 | else | |
36 | return preadv64 (fd, vector, count, offset); | |
52bd9381 AZ |
37 | } |
38 | ||
39 | #ifdef __OFF_T_MATCHES_OFF64_T | |
40 | strong_alias (preadv64v2, preadv2) | |
41 | #endif |