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28f540f4 | 1 | /* _hurd_fd_write -- write to a file descriptor; handles job control et al. |
8b2134db | 2 | Copyright (C) 1993,94,95,97,99 Free Software Foundation, Inc. |
c84142e8 UD |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
c84142e8 UD |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
c84142e8 | 14 | |
41bdb6e2 AJ |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, write to the Free | |
17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | |
18 | 02111-1307 USA. */ | |
28f540f4 RM |
19 | |
20 | #include <errno.h> | |
21 | #include <unistd.h> | |
22 | #include <hurd.h> | |
23 | #include <hurd/fd.h> | |
24 | ||
25 | error_t | |
8b2134db RM |
26 | _hurd_fd_write (struct hurd_fd *fd, |
27 | const void *buf, size_t *nbytes, off_t offset) | |
28f540f4 RM |
28 | { |
29 | error_t err; | |
30 | mach_msg_type_number_t wrote; | |
31 | ||
32 | error_t writefd (io_t port) | |
33 | { | |
8b2134db | 34 | return __io_write (port, buf, *nbytes, offset, &wrote); |
28f540f4 RM |
35 | } |
36 | ||
37 | err = HURD_FD_PORT_USE (fd, _hurd_ctty_output (port, ctty, writefd)); | |
38 | ||
39 | if (! err) | |
40 | *nbytes = wrote; | |
41 | ||
42 | return err; | |
43 | } |