X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fsavedir.c;h=d930fb4af273af105ae895fccdb34f1f1ac65476;hb=50bbfa997cdf1e76af526569e1e3dbbadd1bdebd;hp=b08f32b7916de07b3891e16d5fbedf0fc85c0a29;hpb=0e54d613ae73baae389f82279958af959c746290;p=gnulib.git

diff --git a/lib/savedir.c b/lib/savedir.c
index b08f32b79..d930fb4af 100644
--- a/lib/savedir.c
+++ b/lib/savedir.c
@@ -1,7 +1,7 @@
 /* savedir.c -- save the list of files in a directory in a string
 
-   Copyright 1990, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005 Free
-   Software Foundation, Inc.
+   Copyright (C) 1990, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
+   2006 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
@@ -19,9 +19,7 @@
 
 /* Written by David MacKenzie <djm@gnu.ai.mit.edu>. */
 
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
 
 #include "savedir.h"
 
@@ -29,26 +27,9 @@
 
 #include <errno.h>
 
-#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)
+#include <dirent.h>
+#ifndef _D_EXACT_NAMLEN
+# define _D_EXACT_NAMLEN(dp)	strlen ((dp)->d_name)
 #endif
 
 #include <stddef.h>
@@ -62,6 +43,11 @@
 # define NAME_SIZE_DEFAULT 512
 #endif
 
+/* The results of opendir() in this file are not used with dirfd and fchdir,
+   therefore save some unnecessary work in fchdir.c.  */
+#undef opendir
+#undef closedir
+
 /* Return a freshly allocated string containing the file names
    in directory DIRP, separated by '\0' characters;
    the end is marked by two '\0' characters in a row.
@@ -96,7 +82,7 @@ savedirstream (DIR *dirp)
       entry = dp->d_name;
       if (entry[entry[0] != '.' ? 0 : entry[1] != '.' ? 1 : 2] != '\0')
 	{
-	  size_t entry_size = strlen (entry) + 1;
+	  size_t entry_size = _D_EXACT_NAMLEN (dp) + 1;
 	  if (used + entry_size < used)
 	    xalloc_die ();
 	  if (allocated <= used + entry_size)
@@ -117,7 +103,7 @@ savedirstream (DIR *dirp)
     }
   name_space[used] = '\0';
   save_errno = errno;
-  if (CLOSEDIR (dirp) != 0)
+  if (closedir (dirp) != 0)
     save_errno = errno;
   if (save_errno != 0)
     {