Minor code tidying.

* cdlog.sh (cdlog.chdir, cdlog.swap): Condense assignment
block to fewer lines.
(toplevel): Move "cs" alias below.

1 files changed, 9 insertions, 17 deletions

diff --git a/cdlog.sh b/cdlog.sh
index a61e823..dfb51c2 100644
--- a/cdlog.sh
+++ b/cdlog.sh
@@ -30,14 +30,10 @@ cdlog.chdir()
     # only if we successfully change to a different
     # directory do the following
 
-    c9=$c8
-    c8=$c7
-    c7=$c6
-    c6=$c5
-    c5=$c4
-    c4=$c3
-    c3=$c2
-    c2=$c1
+    c9=$c8; c8=$c7; c7=$c6
+    c6=$c5; c5=$c4; c4=$c3
+    c3=$c2; c2=$c1
+
     c1=$cur
 
     cdlog.nicks
@@ -113,14 +109,10 @@ cdlog.swap()
 cdlog.pop()
 {
   if [ -n "$c1" ] && command cd "$c1"; then
-    c1=$c2
-    c2=$c3
-    c3=$c4
-    c4=$c5
-    c5=$c6
-    c6=$c7
-    c7=$c8
-    c8=$c9
+    c1=$c2; c2=$c3; c3=$c4
+    c4=$c5; c5=$c6; c6=$c7
+    c7=$c8; c8=$c9;
+
     c9=
 
     cdlog.nicks
@@ -138,9 +130,9 @@ cdlog()
 }
 
 # Aliases.
-alias cs='cdlog.swap'
 alias cd='cdlog.chdir -P'
 alias pd='cdlog.pop'
+alias cs='cdlog.swap'
 
 # Better completion for $x[Tab]
 shopt -s direxpand