1 /* Change a port cell to a directory by looking up a name.
2 Copyright (C) 1999,2001,02 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
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.
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
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
22 #include <hurd/port.h>
28 _hurd_change_directory_port_from_name (struct hurd_port
*portcell
,
35 /* Append trailing "/." to directory name to force ENOTDIR if it's not a
36 directory and EACCES if we don't have search permission. */
38 if (len
>= 2 && name
[len
- 2] == '/' && name
[len
- 1] == '.')
42 char *n
= alloca (len
+ 3);
43 memcpy (n
, name
, len
);
50 dir
= __file_name_lookup (lookup
, 0, 0);
51 if (dir
== MACH_PORT_NULL
)
54 _hurd_port_set (portcell
, dir
);