Define u16_casefold as a wrapper around u16_ct_casefold.

[gnulib.git] / lib / fts-cycle.c

diff --git a/lib/fts-cycle.c b/lib/fts-cycle.c
index a5f38ab..5f81610 100644 (file)
--- a/lib/fts-cycle.c
+++ b/lib/fts-cycle.c
@@ -4,10 +4,10 @@
 
    Written by Jim Meyering.
 
-   This program is free software; you can redistribute it and/or modify
+   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.
+   the Free Software Foundation; either version 3 of the License, 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
@@ -15,10 +15,7 @@
    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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
-
-#include <config.h>
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "cycle-check.h"
 #include "hash.h"
@@ -142,7 +139,7 @@ leave_dir (FTS *fts, FTSENT *ent)
   else
     {
       FTSENT *parent = ent->fts_parent;
-      if (parent != NULL)
+      if (parent != NULL && 0 <= parent->fts_level)
        CYCLE_CHECK_REFLECT_CHDIR_UP (fts->fts_cycle.state,
                                      *(parent->fts_statp), *st);
     }