X-Git-Url: https://git.distorted.org.uk/~mdw/zone/blobdiff_plain/8bd2576ecb4dc8c7ba9d917021d923af40320b5e..a567a3bce51edcee4bd83afd9eea82ea42b2ce1f:/frontend.lisp

diff --git a/frontend.lisp b/frontend.lisp
index ef9c090..46c5a36 100644
--- a/frontend.lisp
+++ b/frontend.lisp
@@ -30,6 +30,8 @@
 
 (defvar opt-zones nil
   "Which zones to be emitted.")
+(defvar opt-format :bind
+  "Which format to use on output.")
 
 (eval-when (:compile-toplevel :load-toplevel)
   (defopthandler dir (var arg) ()
@@ -54,6 +56,20 @@
 		      (#\d "directory" (:arg "DIRECTORY")
 			   (dir *zone-output-path*)
 			   "Write zone and serial files to DIRECTORY.")
+		      (#\F "format" (:arg "FORMAT")
+			   (keyword opt-format
+				    (delete-duplicates
+				     (loop for method in
+					   (pcl:generic-function-methods
+					    #'zone:zone-write)
+					   for specs =
+					   (pcl:method-specializers method)
+					   if (typep (car specs)
+						     'pcl:eql-specializer)
+					   collect
+					   (pcl:eql-specializer-object
+					    (car specs)))))
+			   "Format to use for output.")
 		      (#\z "zone" (:arg "NAME") (list opt-zones)
 			   "Write information about zone NAME.")))
 
@@ -72,6 +88,6 @@
 				       :use '(#:common-lisp #:net #:zone))))
 	  (load f :verbose nil :print nil :if-does-not-exist :error)
 	  (delete-package *package*)))
-      (zone-save opt-zones))))
+      (zone-save opt-zones :format opt-format))))
 
 ;;;----- That's all, folks --------------------------------------------------