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/* writev supports all Linux kernels >= 2.0.
Copyright (C) 1997-2014 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <stddef.h>
#include <sys/param.h>
#include <sys/uio.h>
#include <sysdep-cancel.h>
#include <sys/syscall.h>
/* Consider moving to syscalls.list. */
ssize_t
__libc_writev (fd, vector, count)
int fd;
const struct iovec *vector;
int count;
{
ssize_t result;
if (SINGLE_THREAD_P)
result = INLINE_SYSCALL (writev, 3, fd, vector, count);
else
{
int oldtype = LIBC_CANCEL_ASYNC ();
result = INLINE_SYSCALL (writev, 3, fd, vector, count);
LIBC_CANCEL_RESET (oldtype);
}
return result;
}
strong_alias (__libc_writev, __writev)
weak_alias (__libc_writev, writev)
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