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Diffstat (limited to 'sysdeps/mach/hurd/opendir.c')
-rw-r--r--sysdeps/mach/hurd/opendir.c75
1 files changed, 34 insertions, 41 deletions
diff --git a/sysdeps/mach/hurd/opendir.c b/sysdeps/mach/hurd/opendir.c
index a1ff947..23e04ed 100644
--- a/sysdeps/mach/hurd/opendir.c
+++ b/sysdeps/mach/hurd/opendir.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1993,94,95,96,97,98,2001,2003 Free Software Foundation, Inc.
+/* Copyright (C) 1993,1994,1995,1996,1997,1998,2001,2003,2005,2006
+ 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
@@ -32,62 +33,29 @@
#include "dirstream.h"
-/* Open a directory stream on NAME. */
+/* Open a directory stream on a file descriptor in Hurd internal form.
+ We do no checking here on the descriptor. */
DIR *
-__opendir (const char *name)
+_hurd_fd_opendir (struct hurd_fd *d)
{
DIR *dirp;
- int fd;
- struct hurd_fd *d;
- if (name[0] == '\0')
+ if (d == NULL)
{
- /* POSIX.1-1990 says an empty name gets ENOENT;
- but `open' might like it fine. */
- __set_errno (ENOENT);
+ errno = EBADF;
return NULL;
}
- {
- /* Append trailing slash to directory name to force ENOTDIR
- if it's not a directory.
-
- We open using the O_NONBLOCK flag so that a nondirectory with
- blocking behavior (FIFO or device) gets ENOTDIR immediately
- rather than waiting for the special file's open wakeup predicate. */
-
- size_t len = strlen (name);
- if (name[len - 1] == '/')
- fd = __open (name, O_RDONLY | O_NONBLOCK);
- else
- {
- char n[len + 2];
- memcpy (n, name, len);
- n[len] = '/';
- n[len + 1] = '\0';
- fd = __open (n, O_RDONLY | O_NONBLOCK);
- }
- }
- if (fd < 0)
- return NULL;
-
dirp = (DIR *) malloc (sizeof (DIR));
if (dirp == NULL)
- {
- __close (fd);
- return NULL;
- }
-
- /* Extract the pointer to the descriptor structure. */
- __mutex_lock (&_hurd_dtable_lock);
- d = dirp->__fd = _hurd_dtable[fd];
- __mutex_unlock (&_hurd_dtable_lock);
+ return NULL;
/* Set the descriptor to close on exec. */
__spin_lock (&d->port.lock);
d->flags |= FD_CLOEXEC;
__spin_unlock (&d->port.lock);
+ dirp->__fd = d;
dirp->__data = dirp->__ptr = NULL;
dirp->__entry_data = dirp->__entry_ptr = 0;
dirp->__allocation = 0;
@@ -97,4 +65,29 @@ __opendir (const char *name)
return dirp;
}
+
+
+/* Open a directory stream on NAME. */
+DIR *
+__opendir (const char *name)
+{
+ if (name[0] == '\0')
+ {
+ /* POSIX.1-1990 says an empty name gets ENOENT;
+ but `open' might like it fine. */
+ __set_errno (ENOENT);
+ return NULL;
+ }
+
+ int fd = __open (name, O_RDONLY | O_NONBLOCK | O_DIRECTORY);
+ if (fd < 0)
+ return NULL;
+
+ /* Extract the pointer to the descriptor structure. */
+ DIR *dirp = _hurd_fd_opendir (_hurd_fd_get (fd));
+ if (dirp == NULL)
+ __close (fd);
+
+ return dirp;
+}
weak_alias (__opendir, opendir)