2005-10-28  Paul Eggert  <eggert@cs.ucla.edu>

	* savedir.c (savedir): Don't assume that xrealloc etc. leave
	errno alone.  Problem reported by Frederic Jolliton.

--- tar-1.15.1/lib/savedir.c.orig	2004-08-07 00:09:39 +0000
+++ tar-1.15.1/lib/savedir.c	2005-11-02 12:16:00 +0000
@@ -82,8 +82,7 @@ savedir (const char *dir)
 
   name_space = xmalloc (allocated);
 
-  errno = 0;
-  while ((dp = readdir (dirp)) != NULL)
+  while ((errno = 0, dp = readdir (dirp)) != NULL)
     {
       /* Skip "", ".", and "..".  "" is returned by at least one buggy
          implementation: Solaris 2.4 readdir on NFS file systems.  */