(defmethod log-file-path (output-root channel-name year month day (format (eql :sexp)))
(%log-file-path output-root channel-name year month day "sexp"))
+(defmethod log-file-path (output-root channel-name year month day (format (eql :binary)))
+ (%log-file-path output-root channel-name year month day "bin"))
+
(defmethod log-file-path (output-root channel-name year month day (format (eql :text)))
(%log-file-path output-root channel-name year month day "txt"))