Fix O_DIRECTORY lookup on trivial translators

* hurd/lookup-retry.c (__hurd_file_name_lookup_retry): Do not remove leading slash when `file_name' is "/".
git-mirror · Jan 12, 2016 · e42ce0f · e42ce0f
1 parent fb53a27
commit e42ce0f
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diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,8 @@
+2016-01-13  Flavio Cruz  <flaviocruz@gmail.com>
+
+	* hurd/lookup-retry.c (__hurd_file_name_lookup_retry): Do not remove
+	leading slash when `file_name' is "/".
+
 2016-01-12  Joseph Myers  <joseph@codesourcery.com>
 
 	* bits/mman-linux.h [!MCL_CURRENT] (MCL_ONFAULT): New macro.

diff --git a/hurd/lookup-retry.c b/hurd/lookup-retry.c
@@ -62,8 +62,15 @@ __hurd_file_name_lookup_retry (error_t (*use_init_port)
 
   error_t lookup_op (file_t startdir)
     {
-      while (file_name[0] == '/')
+      if (file_name[0] == '/' && file_name[1] != '\0')
-	file_name++;
+	{
+	  while (file_name[1] == '/')
+	    /* Remove double leading slash.  */
+	    file_name++;
+	  if (file_name[1] != '\0')
+	    /* Remove leading slash when we have more than the slash.  */
+	    file_name++;
+	}
 
       return lookup_error ((*lookup) (startdir, file_name, flags, mode,
 				      &doretry, retryname, result));