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[chaz/tar] / lib / savedir.c

diff --git a/lib/savedir.c b/lib/savedir.c
deleted file mode 100644 (file)
index 112f5c0..0000000
--- a/lib/savedir.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/* savedir.c -- save the list of files in a directory in a string
-
-   Copyright 1990, 1997, 1998, 1999, 2000, 2001 Free Software
-   Foundation, Inc.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
-
-   This program 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 General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software Foundation,
-   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
-
-/* Written by David MacKenzie <djm@gnu.ai.mit.edu>. */
-
-#if HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <sys/types.h>
-
-#include <errno.h>
-#ifndef errno
-extern int errno;
-#endif
-
-#if HAVE_DIRENT_H
-# include <dirent.h>
-#else
-# define dirent direct
-# if HAVE_SYS_NDIR_H
-#  include <sys/ndir.h>
-# endif
-# if HAVE_SYS_DIR_H
-#  include <sys/dir.h>
-# endif
-# if HAVE_NDIR_H
-#  include <ndir.h>
-# endif
-#endif
-
-#ifdef CLOSEDIR_VOID
-/* Fake a return value. */
-# define CLOSEDIR(d) (closedir (d), 0)
-#else
-# define CLOSEDIR(d) closedir (d)
-#endif
-
-#ifdef STDC_HEADERS
-# include <stdlib.h>
-# include <string.h>
-#endif
-#ifndef NULL
-# define NULL 0
-#endif
-
-#include "savedir.h"
-#include "xalloc.h"
-
-/* Return a freshly allocated string containing the filenames
-   in directory DIR, separated by '\0' characters;
-   the end is marked by two '\0' characters in a row.
-   Return NULL (setting errno) if DIR cannot be opened, read, or closed.  */
-
-#ifndef NAME_SIZE_DEFAULT
-# define NAME_SIZE_DEFAULT 512
-#endif
-
-char *
-savedir (const char *dir)
-{
-  DIR *dirp;
-  struct dirent *dp;
-  char *name_space;
-  size_t allocated = NAME_SIZE_DEFAULT;
-  size_t used = 0;
-  int save_errno;
-
-  dirp = opendir (dir);
-  if (dirp == NULL)
-    return NULL;
-
-  name_space = xmalloc (allocated);
-
-  errno = 0;
-  while ((dp = readdir (dirp)) != NULL)
-    {
-      /* Skip "", ".", and "..".  "" is returned by at least one buggy
-         implementation: Solaris 2.4 readdir on NFS filesystems.  */
-      char const *entry = dp->d_name;
-      if (entry[entry[0] != '.' ? 0 : entry[1] != '.' ? 1 : 2] != '\0')
-       {
-         size_t entry_size = strlen (entry) + 1;
-         if (used + entry_size < used)
-           xalloc_die ();
-         if (allocated <= used + entry_size)
-           {
-             do
-               {
-                 if (2 * allocated < allocated)
-                   xalloc_die ();
-                 allocated *= 2;
-               }
-             while (allocated <= used + entry_size);
-
-             name_space = xrealloc (name_space, allocated);
-           }
-         memcpy (name_space + used, entry, entry_size);
-         used += entry_size;
-       }
-    }
-  name_space[used] = '\0';
-  save_errno = errno;
-  if (CLOSEDIR (dirp) != 0)
-    save_errno = errno;
-  if (save_errno != 0)
-    {
-      free (name_space);
-      errno = save_errno;
-      return NULL;
-    }
-  return name_space;
-}