/* _hurd_fd_write -- write to a file descriptor; handles job control et al.

   Copyright (C) 1993-2018 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 <unistd.h>

#include <hurd.h>

#include <hurd/fd.h>

error_t

_hurd_fd_write (struct hurd_fd *fd,

		const void *buf, size_t *nbytes, loff_t offset)

{

  error_t err;

  mach_msg_type_number_t wrote;

  error_t writefd (io_t port)

    {

      return __io_write (port, buf, *nbytes, offset, &wrote);

    }

  err = HURD_FD_PORT_USE (fd, _hurd_ctty_output (port, ctty, writefd));

  if (! err)

    *nbytes = wrote;

  return err;

}