1 files changed, 20 insertions, 3 deletions
diff --git a/cdlog.sh b/cdlog.sh
index fc8568f..feebfda 100644
--- a/cdlog.sh
+++ b/cdlog.sh
@@ -437,10 +437,27 @@ cdlog.alias()
 {
   local def=
 
-  if [ $# -ne 2 ] ; then
-    printf "cdlog.alias: two arguments required\n"
+  case $# in
+  ( 0 )
+    cdlog.aliases
+    return $?
+    ;;
+  ( 1 )
+    if [ ${cdlog_alias[$1]+y} ] ; then
+      printf "%s -> %s\n" "$1" "${cdlog_alias[$1]}"
+      return 0
+    else
+      printf "cdlog.alias; %s: not defined\n" "$1"
+      return 1
+    fi
+    ;;
+  ( 2 )
+    ;;
+  ( * )
+    printf "cdlog.alias: one or two arguments required\n"
     return 1
-  fi
+    ;;
+  esac
 
   if [ -z "$1" ] ; then
     printf "cdlog.alias: alias may not be empty\n"