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688903eb | 1 | /* Copyright (C) 2009-2018 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 | |
6320de95 | 21 | #ifndef __OFF_T_MATCHES_OFF64_T |
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 | { |
4751bbe2 | 32 | return SYSCALL_CANCEL (pwritev, fd, vector, count, LO_HI_LONG (offset)); |
af5fdf5a AZ |
33 | } |
34 | # else | |
35 | static ssize_t __atomic_pwritev_replacement (int, const struct iovec *, | |
b41bd5bc | 36 | int, off_t); |
af5fdf5a AZ |
37 | ssize_t |
38 | pwritev (int fd, const struct iovec *vector, int count, off_t offset) | |
39 | { | |
40 | # ifdef __NR_pwritev | |
41 | ssize_t result = SYSCALL_CANCEL (pwritev, fd, vector, count, | |
4751bbe2 | 42 | LO_HI_LONG (offset)); |
e109c612 UD |
43 | if (result >= 0 || errno != ENOSYS) |
44 | return result; | |
af5fdf5a AZ |
45 | # endif |
46 | return __atomic_pwritev_replacement (fd, vector, count, offset); | |
e109c612 | 47 | } |
b41bd5bc | 48 | # define PWRITEV static __atomic_pwritev_replacement |
af5fdf5a AZ |
49 | # define PWRITE __pwrite |
50 | # define OFF_T off_t | |
c79a72aa | 51 | # include <sysdeps/posix/pwritev_common.c> |
af5fdf5a | 52 | # endif /* __ASSUME_PREADV */ |
52bd9381 AZ |
53 | |
54 | libc_hidden_def (pwritev) | |
e109c612 | 55 | #endif |