1 /* Copyright (C) 1993-2012 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
25 #include <sys/types.h>
31 #include <not-cancel.h>
32 #include "dirstream.h"
35 /* Open a directory stream on a file descriptor in Hurd internal form.
36 We do no checking here on the descriptor. */
38 _hurd_fd_opendir (struct hurd_fd *d)
48 dirp = (DIR *) malloc (sizeof (DIR));
52 /* Set the descriptor to close on exec. */
54 __spin_lock (&d->port.lock);
55 d->flags |= FD_CLOEXEC;
56 __spin_unlock (&d->port.lock);
60 dirp->__data = dirp->__ptr = NULL;
61 dirp->__entry_data = dirp->__entry_ptr = 0;
62 dirp->__allocation = 0;
65 __libc_lock_init (dirp->__lock);
73 __opendirat (int dfd, const char *name)
77 /* POSIX.1-1990 says an empty name gets ENOENT;
78 but `open' might like it fine. */
83 int flags = O_RDONLY | O_NONBLOCK | O_DIRECTORY | O_CLOEXEC;
86 assert (dfd == AT_FDCWD);
87 fd = open_not_cancel_2 (name, flags);
89 fd = openat_not_cancel_3 (dfd, name, flags);
94 /* Extract the pointer to the descriptor structure. */
95 DIR *dirp = _hurd_fd_opendir (_hurd_fd_get (fd));
103 /* Open a directory stream on NAME. */
105 __opendir (const char *name)
108 return __opendirat (AT_FDCWD, name);
112 /* POSIX.1-1990 says an empty name gets ENOENT;
113 but `open' might like it fine. */
114 __set_errno (ENOENT);
118 int fd = __open (name, O_RDONLY | O_NONBLOCK | O_DIRECTORY);
122 /* Extract the pointer to the descriptor structure. */
123 DIR *dirp = _hurd_fd_opendir (_hurd_fd_get (fd));
130 weak_alias (__opendir, opendir)