Change semantics of swap implementation.

* cdlog.sh (cdlog.chdir): When the user changes to $c1,
let's not involve $c2 but just effectively exchange
the current working directory and $c1.

1 files changed, 4 insertions, 4 deletions

diff --git a/cdlog.sh b/cdlog.sh
index 403dc04..f65a90e 100644
--- a/cdlog.sh
+++ b/cdlog.sh
@@ -30,10 +30,10 @@ cdlog.chdir()
     # only if we successfully change to a different
     # directory do the following
 
-    if [ "$cur" == "$c2" ] && [ "$PWD" == "$c1" ] ; then
-      # Special case: if we changed to the directory that is second
-      # in the cdlog, then just swap between those two.
-      c2=$PWD
+    if [ "$PWD" == "$c1" ] ; then
+      # If we changed to the directory that is most
+      # recent in the cdlog, then we just replace that
+      # entry by the one we are coming from.
       c1=$cur
     else
       # Otherwise rotate through all