X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fcycle-check.c;h=2f31cb9f01a53c4495472caa735bcc9c2da6411b;hb=e53e23a012113952499a70115d2ca26b2a33e2bf;hp=5359d71e0875a793dcc94eb9f6d8093b0c1bb095;hpb=0632e115747ff96e93330c88f536d7354a7ce507;p=gnulib.git

diff --git a/lib/cycle-check.c b/lib/cycle-check.c
index 5359d71e0..2f31cb9f0 100644
--- a/lib/cycle-check.c
+++ b/lib/cycle-check.c
@@ -1,11 +1,11 @@
 /* help detect directory cycles efficiently
 
-   Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+   Copyright (C) 2003-2006, 2009-2010 Free Software Foundation, Inc.
 
-   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
@@ -13,9 +13,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; see the file COPYING.
-   If not, write to the Free Software Foundation,
-   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 /* Written by Jim Meyering */
 
@@ -72,12 +70,12 @@ cycle_check (struct cycle_check_state *state, struct stat const *sb)
   if (is_zero_or_power_of_two (++(state->chdir_counter)))
     {
       /* On all architectures that we know about, if the counter
-	 overflows then there is a directory cycle here somewhere,
-	 even if we haven't detected it yet.  Typically this happens
-	 only after the counter is incremented 2**64 times, so it's a
-	 fairly theoretical point.  */
+         overflows then there is a directory cycle here somewhere,
+         even if we haven't detected it yet.  Typically this happens
+         only after the counter is incremented 2**64 times, so it's a
+         fairly theoretical point.  */
       if (state->chdir_counter == 0)
-	return true;
+        return true;
 
       state->dev_ino.st_dev = sb->st_dev;
       state->dev_ino.st_ino = sb->st_ino;