more robust;
authorwenzelm
Mon, 24 Oct 2016 14:05:22 +0200
changeset 64371 213cf4215b40
parent 64370 865b39487b5d
child 64372 7ffd2be0a1e8
more robust;
src/Pure/Admin/build_release.scala
--- a/src/Pure/Admin/build_release.scala	Mon Oct 24 12:16:12 2016 +0200
+++ b/src/Pure/Admin/build_release.scala	Mon Oct 24 14:05:22 2016 +0200
@@ -49,6 +49,8 @@
   {
     /* release info */
 
+    Isabelle_System.mkdirs(base_dir)
+
     val release_info =
     {
       val date = Date.now()