1 |
|
|
/* $OpenBSD: w_readv.c,v 1.1 2016/05/07 19:05:22 guenther Exp $ */ |
2 |
|
|
/* |
3 |
|
|
* Copyright (c) 2015 Philip Guenther <guenther@openbsd.org> |
4 |
|
|
* |
5 |
|
|
* Permission to use, copy, modify, and distribute this software for any |
6 |
|
|
* purpose with or without fee is hereby granted, provided that the above |
7 |
|
|
* copyright notice and this permission notice appear in all copies. |
8 |
|
|
* |
9 |
|
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
10 |
|
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
11 |
|
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
12 |
|
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
13 |
|
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
14 |
|
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
15 |
|
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
16 |
|
|
*/ |
17 |
|
|
|
18 |
|
|
#include <sys/uio.h> |
19 |
|
|
#include "cancel.h" |
20 |
|
|
|
21 |
|
|
ssize_t |
22 |
|
|
readv(int fd, const struct iovec *iov, int iovcnt) |
23 |
|
|
{ |
24 |
|
|
ssize_t ret; |
25 |
|
|
|
26 |
|
|
ENTER_CANCEL_POINT(1); |
27 |
|
|
ret = HIDDEN(readv)(fd, iov, iovcnt); |
28 |
|
|
LEAVE_CANCEL_POINT(ret == -1); |
29 |
|
|
return (ret); |
30 |
|
|
} |
31 |
|
|
DEF_CANCEL(readv); |