mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-26 04:31:03 +00:00
42 lines
1.3 KiB
C
42 lines
1.3 KiB
C
/* Copyright (C) 1994, 1997, 2010 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/term.h>
|
|
#include <hurd/fd.h>
|
|
|
|
/* Return the pathname of the terminal FD is open on, or NULL on errors.
|
|
The returned storage is good only until the next call to this function. */
|
|
char *
|
|
ttyname (int fd)
|
|
{
|
|
error_t err;
|
|
static char nodename[1024]; /* XXX */
|
|
|
|
nodename[0] = '\0';
|
|
if (err = HURD_DPORT_USE (fd, __term_get_nodename (port, nodename)))
|
|
{
|
|
if (err == MIG_BAD_ID || err == EOPNOTSUPP)
|
|
err = ENOTTY;
|
|
return __hurd_dfail (fd, err), NULL;
|
|
}
|
|
|
|
return nodename;
|
|
}
|