]>
Commit | Line | Data |
---|---|---|
f7a9f785 | 1 | /* Copyright (C) 2009-2016 Free Software Foundation, Inc. |
e109c612 UD |
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 | |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
e109c612 | 17 | |
e109c612 | 18 | #include <sys/uio.h> |
e109c612 | 19 | #include <sysdep-cancel.h> |
e109c612 | 20 | |
af5fdf5a | 21 | #if __WORDSIZE != 64 || defined (__ASSUME_OFF_DIFF_OFF64) |
24030b0f | 22 | |
af5fdf5a | 23 | # ifdef __ASSUME_PREADV |
e109c612 | 24 | |
af5fdf5a AZ |
25 | # ifndef __NR_pwritev |
26 | # define __NR_pwritev __NR_pwritev64 | |
27 | # endif | |
e109c612 UD |
28 | |
29 | ssize_t | |
af5fdf5a | 30 | pwritev (int fd, const struct iovec *vector, int count, off_t offset) |
e109c612 | 31 | { |
af5fdf5a AZ |
32 | return SYSCALL_CANCEL (pwritev, fd, vector, count, |
33 | __ALIGNMENT_ARG SYSCALL_LL (offset)); | |
34 | } | |
35 | # else | |
36 | static ssize_t __atomic_pwritev_replacement (int, const struct iovec *, | |
37 | int, off_t) internal_function; | |
38 | ssize_t | |
39 | pwritev (int fd, const struct iovec *vector, int count, off_t offset) | |
40 | { | |
41 | # ifdef __NR_pwritev | |
42 | ssize_t result = SYSCALL_CANCEL (pwritev, fd, vector, count, | |
43 | __ALIGNMENT_ARG SYSCALL_LL (offset)); | |
e109c612 UD |
44 | if (result >= 0 || errno != ENOSYS) |
45 | return result; | |
af5fdf5a AZ |
46 | # endif |
47 | return __atomic_pwritev_replacement (fd, vector, count, offset); | |
e109c612 | 48 | } |
af5fdf5a AZ |
49 | # define PWRITEV static internal_function __atomic_pwritev_replacement |
50 | # define PWRITE __pwrite | |
51 | # define OFF_T off_t | |
52 | # include <sysdeps/posix/pwritev.c> | |
53 | # endif /* __ASSUME_PREADV */ | |
e109c612 | 54 | #endif |