Move common dirent implementation from sysdeps/unix to sysdeps/posix.

15 files changed, 7 insertions, 781 deletions

diff --git a/sysdeps/unix/closedir.c b/sysdeps/unix/closedir.c
deleted file mode 100644
index 41abf28c6f..0000000000
--- a/sysdeps/unix/closedir.c
+++ /dev/null
@@ -1,55 +0,0 @@
-/* Copyright (C) 1991,1993,1995,1996,1998,2002,2003, 2007
-   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 <stddef.h>
-#include <stdlib.h>
-#include <dirent.h>
-#include <unistd.h>
-#include <dirstream.h>
-#include <not-cancel.h>
-
-
-/* Close the directory stream DIRP.
-   Return 0 if successful, -1 if not.  */
-int
-__closedir (DIR *dirp)
-{
-  int fd;
-
-  if (dirp == NULL)
-    {
-      __set_errno (EINVAL);
-      return -1;
-    }
-
-  /* We do not try to synchronize access here.  If some other thread
-     still uses this handle it is a big mistake and that thread
-     deserves all the bad data it gets.  */
-
-  fd = dirp->fd;
-
-#ifndef NOT_IN_libc
-  __libc_lock_fini (dirp->lock);
-#endif
-
-  free ((void *) dirp);
-
-  return close_not_cancel (fd);
-}
-weak_alias (__closedir, closedir)
diff --git a/sysdeps/unix/dirfd.c b/sysdeps/unix/dirfd.c
deleted file mode 100644
index 536c44e30e..0000000000
--- a/sysdeps/unix/dirfd.c
+++ /dev/null
@@ -1,29 +0,0 @@
-/* Return the file descriptor used by a DIR stream.  Unix version.
-   Copyright (C) 1995, 1996 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 <dirent.h>
-#include <dirstream.h>
-
-#undef dirfd
-
-int
-dirfd (dirp)
-     DIR *dirp;
-{
-  return dirp->fd;
-}
diff --git a/sysdeps/unix/dirstream.h b/sysdeps/unix/dirstream.h
deleted file mode 100644
index 6ca290471d..0000000000
--- a/sysdeps/unix/dirstream.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/* Copyright (C) 1993, 1995, 1996, 2007 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/>.  */
-
-#ifndef	_DIRSTREAM_H
-#define	_DIRSTREAM_H	1
-
-#include <sys/types.h>
-
-#include <bits/libc-lock.h>
-
-/* Directory stream type.
-
-   The miscellaneous Unix `readdir' implementations read directory data
-   into a buffer and return `struct dirent *' pointers into it.  */
-
-struct __dirstream
-  {
-    int fd;			/* File descriptor.  */
-
-    __libc_lock_define (, lock) /* Mutex lock for this structure.  */
-
-    size_t allocation;		/* Space allocated for the block.  */
-    size_t size;		/* Total valid data in the block.  */
-    size_t offset;		/* Current offset into the block.  */
-
-    off_t filepos;		/* Position of next entry to read.  */
-
-    /* Directory block.  */
-    char data[0] __attribute__ ((aligned (__alignof__ (void*))));
-  };
-
-#define _DIR_dirfd(dirp)	((dirp)->fd)
-
-#endif	/* dirstream.h */
diff --git a/sysdeps/unix/fdopendir.c b/sysdeps/unix/fdopendir.c
deleted file mode 100644
index beddcbe029..0000000000
--- a/sysdeps/unix/fdopendir.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/* Copyright (C) 2005, 2006, 2011 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 <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <sys/stat.h>
-
-#include <not-cancel.h>
-
-
-DIR *
-__fdopendir (int fd)
-{
-  struct stat64 statbuf;
-
-  if (__builtin_expect (__fxstat64 (_STAT_VER, fd, &statbuf), 0) < 0)
-    return NULL;
-  if (__builtin_expect (! S_ISDIR (statbuf.st_mode), 0))
-    {
-      __set_errno (ENOTDIR);
-      return NULL;
-    }
-
-  /* Make sure the descriptor allows for reading.  */
-  int flags = __fcntl (fd, F_GETFL);
-  if (__builtin_expect (flags == -1, 0))
-    return NULL;
-  if (__builtin_expect ((flags & O_ACCMODE) == O_WRONLY, 0))
-    {
-      __set_errno (EINVAL);
-      return NULL;
-    }
-
-  return __alloc_dir (fd, false, flags, &statbuf);
-}
-weak_alias (__fdopendir, fdopendir)
diff --git a/sysdeps/unix/opendir.c b/sysdeps/unix/opendir.c
deleted file mode 100644
index e093142f62..0000000000
--- a/sysdeps/unix/opendir.c
+++ /dev/null
@@ -1,228 +0,0 @@
-/* Copyright (C) 1991-1996,98,2000-2003,2005,2007,2009,2011
-   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 <assert.h>
-#include <errno.h>
-#include <limits.h>
-#include <stddef.h>
-#include <stdlib.h>
-#include <dirent.h>
-#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <string.h>
-
-#include <dirstream.h>
-#include <not-cancel.h>
-#include <kernel-features.h>
-
-
-/* opendir() must not accidentally open something other than a directory.
-   Some OS's have kernel support for that, some don't.  In the worst
-   case we have to stat() before the open() AND fstat() after.
-
-   We have to test at runtime for kernel support since libc may have
-   been compiled with different headers to the kernel it's running on.
-   This test can't be done reliably in the general case.  We'll use
-   /dev/null, which if it's not a device lots of stuff will break, as
-   a guinea pig.  It may be missing in chroot environments, so we
-   make sure to fail safe. */
-#ifdef O_DIRECTORY
-# ifdef O_DIRECTORY_WORKS
-#  define o_directory_works 1
-#  define tryopen_o_directory() while (1) /* This must not be called.  */
-# else
-static int o_directory_works;
-
-static void
-tryopen_o_directory (void)
-{
-  int serrno = errno;
-  int x = open_not_cancel_2 ("/dev/null", O_RDONLY|O_NDELAY|O_DIRECTORY);
-
-  if (x >= 0)
-    {
-      close_not_cancel_no_status (x);
-      o_directory_works = -1;
-    }
-  else if (errno != ENOTDIR)
-    o_directory_works = -1;
-  else
-    o_directory_works = 1;
-
-  __set_errno (serrno);
-}
-# endif
-# define EXTRA_FLAGS O_DIRECTORY
-#else
-# define EXTRA_FLAGS 0
-#endif
-
-
-DIR *
-internal_function
-__opendirat (int dfd, const char *name)
-{
-  struct stat64 statbuf;
-  struct stat64 *statp = NULL;
-
-  if (__builtin_expect (name[0], '\1') == '\0')
-    {
-      /* POSIX.1-1990 says an empty name gets ENOENT;
-	 but `open' might like it fine.  */
-      __set_errno (ENOENT);
-      return NULL;
-    }
-
-#ifdef O_DIRECTORY
-  /* Test whether O_DIRECTORY works.  */
-  if (o_directory_works == 0)
-    tryopen_o_directory ();
-
-  /* We can skip the expensive `stat' call if O_DIRECTORY works.  */
-  if (o_directory_works < 0)
-#endif
-    {
-      /* We first have to check whether the name is for a directory.  We
-	 cannot do this after the open() call since the open/close operation
-	 performed on, say, a tape device might have undesirable effects.  */
-      if (__builtin_expect (__xstat64 (_STAT_VER, name, &statbuf), 0) < 0)
-	return NULL;
-      if (__builtin_expect (! S_ISDIR (statbuf.st_mode), 0))
-	{
-	  __set_errno (ENOTDIR);
-	  return NULL;
-	 }
-    }
-
-  int flags = O_RDONLY|O_NDELAY|EXTRA_FLAGS|O_LARGEFILE;
-#ifdef O_CLOEXEC
-  flags |= O_CLOEXEC;
-#endif
-  int fd;
-#ifdef IS_IN_rtld
-  assert (dfd == AT_FDCWD);
-  fd = open_not_cancel_2 (name, flags);
-#else
-  fd = openat_not_cancel_3 (dfd, name, flags);
-#endif
-  if (__builtin_expect (fd, 0) < 0)
-    return NULL;
-
-#ifdef O_DIRECTORY
-  if (o_directory_works <= 0)
-#endif
-    {
-      /* Now make sure this really is a directory and nothing changed since
-	 the `stat' call.  */
-      if (__builtin_expect (__fxstat64 (_STAT_VER, fd, &statbuf), 0) < 0)
-	goto lose;
-      if (__builtin_expect (! S_ISDIR (statbuf.st_mode), 0))
-	{
-	  __set_errno (ENOTDIR);
-	lose:
-	  close_not_cancel_no_status (fd);
-	  return NULL;
-	}
-      statp = &statbuf;
-    }
-
-  return __alloc_dir (fd, true, 0, statp);
-}
-
-
-/* Open a directory stream on NAME.  */
-DIR *
-__opendir (const char *name)
-{
-  return __opendirat (AT_FDCWD, name);
-}
-weak_alias (__opendir, opendir)
-
-
-#ifdef __ASSUME_O_CLOEXEC
-# define check_have_o_cloexec(fd) 1
-#else
-static int
-check_have_o_cloexec (int fd)
-{
-  if (__have_o_cloexec == 0)
-    __have_o_cloexec = (__fcntl (fd, F_GETFD, 0) & FD_CLOEXEC) == 0 ? -1 : 1;
-  return __have_o_cloexec > 0;
-}
-#endif
-
-
-DIR *
-internal_function
-__alloc_dir (int fd, bool close_fd, int flags, const struct stat64 *statp)
-{
-  /* We always have to set the close-on-exit flag if the user provided
-     the file descriptor.  Otherwise only if we have no working
-     O_CLOEXEC support.  */
-#ifdef O_CLOEXEC
-  if ((! close_fd && (flags & O_CLOEXEC) == 0)
-      || ! check_have_o_cloexec (fd))
-#endif
-    {
-      if (__builtin_expect (__fcntl (fd, F_SETFD, FD_CLOEXEC), 0) < 0)
-	goto lose;
-    }
-
-  const size_t default_allocation = (4 * BUFSIZ < sizeof (struct dirent64)
-				     ? sizeof (struct dirent64) : 4 * BUFSIZ);
-  const size_t small_allocation = (BUFSIZ < sizeof (struct dirent64)
-				   ? sizeof (struct dirent64) : BUFSIZ);
-  size_t allocation = default_allocation;
-#ifdef _STATBUF_ST_BLKSIZE
-  if (statp != NULL && default_allocation < statp->st_blksize)
-    allocation = statp->st_blksize;
-#endif
-
-  DIR *dirp = (DIR *) malloc (sizeof (DIR) + allocation);
-  if (dirp == NULL)
-    {
-      allocation = small_allocation;
-      dirp = (DIR *) malloc (sizeof (DIR) + allocation);
-
-      if (dirp == NULL)
-      lose:
-	{
-	  if (close_fd)
-	    {
-	      int save_errno = errno;
-	      close_not_cancel_no_status (fd);
-	      __set_errno (save_errno);
-	    }
-	  return NULL;
-	}
-    }
-
-  dirp->fd = fd;
-#ifndef NOT_IN_libc
-  __libc_lock_init (dirp->lock);
-#endif
-  dirp->allocation = allocation;
-  dirp->size = 0;
-  dirp->offset = 0;
-  dirp->filepos = 0;
-
-  return dirp;
-}
diff --git a/sysdeps/unix/readdir.c b/sysdeps/unix/readdir.c
deleted file mode 100644
index be0fcaee9f..0000000000
--- a/sysdeps/unix/readdir.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/* Copyright (C) 1991-1997,1999,2000,2002,2007 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 <limits.h>
-#include <stddef.h>
-#include <string.h>
-#include <dirent.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <assert.h>
-
-#include <dirstream.h>
-
-#ifndef __READDIR
-# define __READDIR __readdir
-# define __GETDENTS __getdents
-# define DIRENT_TYPE struct dirent
-# define __READDIR_ALIAS
-#endif
-
-/* Read a directory entry from DIRP.  */
-DIRENT_TYPE *
-__READDIR (DIR *dirp)
-{
-  DIRENT_TYPE *dp;
-  int saved_errno = errno;
-
-#ifndef NOT_IN_libc
-  __libc_lock_lock (dirp->lock);
-#endif
-
-  do
-    {
-      size_t reclen;
-
-      if (dirp->offset >= dirp->size)
-	{
-	  /* We've emptied out our buffer.  Refill it.  */
-
-	  size_t maxread;
-	  ssize_t bytes;
-
-#ifndef _DIRENT_HAVE_D_RECLEN
-	  /* Fixed-size struct; must read one at a time (see below).  */
-	  maxread = sizeof *dp;
-#else
-	  maxread = dirp->allocation;
-#endif
-
-	  bytes = __GETDENTS (dirp->fd, dirp->data, maxread);
-	  if (bytes <= 0)
-	    {
-	      /* On some systems getdents fails with ENOENT when the
-		 open directory has been rmdir'd already.  POSIX.1
-		 requires that we treat this condition like normal EOF.  */
-	      if (bytes < 0 && errno == ENOENT)
-		bytes = 0;
-
-	      /* Don't modifiy errno when reaching EOF.  */
-	      if (bytes == 0)
-		__set_errno (saved_errno);
-	      dp = NULL;
-	      break;
-	    }
-	  dirp->size = (size_t) bytes;
-
-	  /* Reset the offset into the buffer.  */
-	  dirp->offset = 0;
-	}
-
-      dp = (DIRENT_TYPE *) &dirp->data[dirp->offset];
-
-#ifdef _DIRENT_HAVE_D_RECLEN
-      reclen = dp->d_reclen;
-#else
-      /* The only version of `struct dirent*' that lacks `d_reclen'
-	 is fixed-size.  */
-      assert (sizeof dp->d_name > 1);
-      reclen = sizeof *dp;
-      /* The name is not terminated if it is the largest possible size.
-	 Clobber the following byte to ensure proper null termination.  We
-	 read jst one entry at a time above so we know that byte will not
-	 be used later.  */
-      dp->d_name[sizeof dp->d_name] = '\0';
-#endif
-
-      dirp->offset += reclen;
-
-#ifdef _DIRENT_HAVE_D_OFF
-      dirp->filepos = dp->d_off;
-#else
-      dirp->filepos += reclen;
-#endif
-
-      /* Skip deleted files.  */
-    } while (dp->d_ino == 0);
-
-#ifndef NOT_IN_libc
-  __libc_lock_unlock (dirp->lock);
-#endif
-
-  return dp;
-}
-
-#ifdef __READDIR_ALIAS
-weak_alias (__readdir, readdir)
-#endif
diff --git a/sysdeps/unix/readdir_r.c b/sysdeps/unix/readdir_r.c
deleted file mode 100644
index bfa2c0b8f5..0000000000
--- a/sysdeps/unix/readdir_r.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/* Copyright (C) 1991,92,93,94,95,96,97,98,99,2000,02,10
-	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 <limits.h>
-#include <stddef.h>
-#include <string.h>
-#include <dirent.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <assert.h>
-
-#include <dirstream.h>
-
-#ifndef __READDIR_R
-# define __READDIR_R __readdir_r
-# define __GETDENTS __getdents
-# define DIRENT_TYPE struct dirent
-# define __READDIR_R_ALIAS
-#endif
-
-/* Read a directory entry from DIRP.  */
-int
-__READDIR_R (DIR *dirp, DIRENT_TYPE *entry, DIRENT_TYPE **result)
-{
-  DIRENT_TYPE *dp;
-  size_t reclen;
-  const int saved_errno = errno;
-
-  __libc_lock_lock (dirp->lock);
-
-  do
-    {
-      if (dirp->offset >= dirp->size)
-	{
-	  /* We've emptied out our buffer.  Refill it.  */
-
-	  size_t maxread;
-	  ssize_t bytes;
-
-#ifndef _DIRENT_HAVE_D_RECLEN
-	  /* Fixed-size struct; must read one at a time (see below).  */
-	  maxread = sizeof *dp;
-#else
-	  maxread = dirp->allocation;
-#endif
-
-	  bytes = __GETDENTS (dirp->fd, dirp->data, maxread);
-	  if (bytes <= 0)
-	    {
-	      /* On some systems getdents fails with ENOENT when the
-		 open directory has been rmdir'd already.  POSIX.1
-		 requires that we treat this condition like normal EOF.  */
-	      if (bytes < 0 && errno == ENOENT)
-		{
-		  bytes = 0;
-		  __set_errno (saved_errno);
-		}
-
-	      dp = NULL;
-	      /* Reclen != 0 signals that an error occurred.  */
-	      reclen = bytes != 0;
-	      break;
-	    }
-	  dirp->size = (size_t) bytes;
-
-	  /* Reset the offset into the buffer.  */
-	  dirp->offset = 0;
-	}
-
-      dp = (DIRENT_TYPE *) &dirp->data[dirp->offset];
-
-#ifdef _DIRENT_HAVE_D_RECLEN
-      reclen = dp->d_reclen;
-#else
-      /* The only version of `struct dirent*' that lacks `d_reclen'
-	 is fixed-size.  */
-      assert (sizeof dp->d_name > 1);
-      reclen = sizeof *dp;
-      /* The name is not terminated if it is the largest possible size.
-	 Clobber the following byte to ensure proper null termination.  We
-	 read just one entry at a time above so we know that byte will not
-	 be used later.  */
-      dp->d_name[sizeof dp->d_name] = '\0';
-#endif
-
-      dirp->offset += reclen;
-
-#ifdef _DIRENT_HAVE_D_OFF
-      dirp->filepos = dp->d_off;
-#else
-      dirp->filepos += reclen;
-#endif
-
-      /* Skip deleted files.  */
-    }
-  while (dp->d_ino == 0);
-
-  if (dp != NULL)
-    {
-#ifdef GETDENTS_64BIT_ALIGNED
-      /* The d_reclen value might include padding which is not part of
-	 the DIRENT_TYPE data structure.  */
-      reclen = MIN (reclen,
-		    offsetof (DIRENT_TYPE, d_name) + sizeof (dp->d_name));
-#endif
-      *result = memcpy (entry, dp, reclen);
-#ifdef GETDENTS_64BIT_ALIGNED
-      entry->d_reclen = reclen;
-#endif
-    }
-  else
-    *result = NULL;
-
-  __libc_lock_unlock (dirp->lock);
-
-  return dp != NULL ? 0 : reclen ? errno : 0;
-}
-
-#ifdef __READDIR_R_ALIAS
-weak_alias (__readdir_r, readdir_r)
-#endif
diff --git a/sysdeps/unix/rewinddir.c b/sysdeps/unix/rewinddir.c
deleted file mode 100644
index f8eefea542..0000000000
--- a/sysdeps/unix/rewinddir.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/* Copyright (C) 1991, 1995-1998, 2005, 2011 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 <stddef.h>
-#include <dirent.h>
-#include <sys/types.h>
-#include <unistd.h>
-#include <dirstream.h>
-
-/* Rewind DIRP to the beginning of the directory.  */
-void
-rewinddir (dirp)
-     DIR *dirp;
-{
-#ifndef NOT_IN_libc
-  __libc_lock_lock (dirp->lock);
-#endif
-  (void) __lseek (dirp->fd, (off_t) 0, SEEK_SET);
-  dirp->filepos = 0;
-  dirp->offset = 0;
-  dirp->size = 0;
-#ifndef NOT_IN_libc
-  __libc_lock_unlock (dirp->lock);
-#endif
-}
-libc_hidden_def (rewinddir)
diff --git a/sysdeps/unix/seekdir.c b/sysdeps/unix/seekdir.c
deleted file mode 100644
index 88e34ee28f..0000000000
--- a/sysdeps/unix/seekdir.c
+++ /dev/null
@@ -1,37 +0,0 @@
-/* Copyright (C) 1991,1995,1996,1997,1999,2001 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 <stddef.h>
-#include <dirent.h>
-#include <unistd.h>
-#include <dirstream.h>
-
-/* Seek to position POS in DIRP.  */
-/* XXX should be __seekdir ? */
-void
-seekdir (dirp, pos)
-     DIR *dirp;
-     long int pos;
-{
-  __libc_lock_lock (dirp->lock);
-  (void) __lseek (dirp->fd, pos, SEEK_SET);
-  dirp->size = 0;
-  dirp->offset = 0;
-  dirp->filepos = pos;
-  __libc_lock_unlock (dirp->lock);
-}
diff --git a/sysdeps/unix/sysv/linux/i386/readdir64.c b/sysdeps/unix/sysv/linux/i386/readdir64.c
index 570c74161c..2023fa5c5e 100644
--- a/sysdeps/unix/sysv/linux/i386/readdir64.c
+++ b/sysdeps/unix/sysv/linux/i386/readdir64.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2012 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
@@ -19,7 +19,7 @@
 #define __GETDENTS __getdents64
 #define DIRENT_TYPE struct dirent64
 
-#include <sysdeps/unix/readdir.c>
+#include <sysdeps/posix/readdir.c>
 
 #include <shlib-compat.h>
 
@@ -37,7 +37,7 @@ versioned_symbol (libc, __readdir64, readdir64, GLIBC_2_2);
 #define __GETDENTS __old_getdents64
 #define DIRENT_TYPE struct __old_dirent64
 
-#include <sysdeps/unix/readdir.c>
+#include <sysdeps/posix/readdir.c>
 
 compat_symbol (libc, __old_readdir64, readdir64, GLIBC_2_1);
 #endif
diff --git a/sysdeps/unix/sysv/linux/opendir.c b/sysdeps/unix/sysv/linux/opendir.c
index b0bb80d397..614cba101d 100644
--- a/sysdeps/unix/sysv/linux/opendir.c
+++ b/sysdeps/unix/sysv/linux/opendir.c
@@ -17,4 +17,4 @@
 
 #define O_DIRECTORY_WORKS	1
 
-#include <sysdeps/unix/opendir.c>
+#include <sysdeps/posix/opendir.c>
diff --git a/sysdeps/unix/sysv/linux/readdir64.c b/sysdeps/unix/sysv/linux/readdir64.c
index e2c5002390..224f53db88 100644
--- a/sysdeps/unix/sysv/linux/readdir64.c
+++ b/sysdeps/unix/sysv/linux/readdir64.c
@@ -2,6 +2,6 @@
 #define __GETDENTS __getdents64
 #define DIRENT_TYPE struct dirent64
 
-#include <sysdeps/unix/readdir.c>
+#include <sysdeps/posix/readdir.c>
 
 weak_alias (__readdir64, readdir64)
diff --git a/sysdeps/unix/sysv/linux/wordsize-64/readdir.c b/sysdeps/unix/sysv/linux/wordsize-64/readdir.c
index 300ebb2629..e197d93b00 100644
--- a/sysdeps/unix/sysv/linux/wordsize-64/readdir.c
+++ b/sysdeps/unix/sysv/linux/wordsize-64/readdir.c
@@ -1,6 +1,6 @@
 #define readdir64 __no_readdir64_decl
 #define __readdir64 __no___readdir64_decl
-#include <sysdeps/unix/readdir.c>
+#include <sysdeps/posix/readdir.c>
 #undef __readdir64
 strong_alias (__readdir, __readdir64)
 #undef readdir64
diff --git a/sysdeps/unix/sysv/linux/wordsize-64/readdir_r.c b/sysdeps/unix/sysv/linux/wordsize-64/readdir_r.c
index 12ca1a1ef7..5ed8e955e2 100644
--- a/sysdeps/unix/sysv/linux/wordsize-64/readdir_r.c
+++ b/sysdeps/unix/sysv/linux/wordsize-64/readdir_r.c
@@ -1,5 +1,5 @@
 #define readdir64_r __no_readdir64_r_decl
 #define GETDENTS_64BIT_ALIGNED 1
-#include <sysdeps/unix/readdir_r.c>
+#include <sysdeps/posix/readdir_r.c>
 #undef readdir64_r
 weak_alias (__readdir_r, readdir64_r)
diff --git a/sysdeps/unix/telldir.c b/sysdeps/unix/telldir.c
deleted file mode 100644
index 4a3ad25b1d..0000000000
--- a/sysdeps/unix/telldir.c
+++ /dev/null
@@ -1,27 +0,0 @@
-/* Copyright (C) 1991, 1995, 1996, 1997, 1999 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 <dirent.h>
-
-#include <dirstream.h>
-
-/* Return the current position of DIRP.  */
-long int
-telldir (DIR *dirp)
-{
-  return dirp->filepos;
-}