X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Ftactics%2FproofEngineTypes.ml;h=3e0a12e4e406a0e689bead48c5da8be38e0b9a54;hb=63b9459d46ea28b3f47116690e7d06cbba7561fe;hp=d668090e49e2c0f1fd2be733b3ebcbe7b491a55b;hpb=a6fc115fd7d4cfba94a43f001f4c27322d3db1a8;p=helm.git

diff --git a/helm/ocaml/tactics/proofEngineTypes.ml b/helm/ocaml/tactics/proofEngineTypes.ml
index d668090e4..3e0a12e4e 100644
--- a/helm/ocaml/tactics/proofEngineTypes.ml
+++ b/helm/ocaml/tactics/proofEngineTypes.ml
@@ -26,7 +26,7 @@
   (**
     current proof (proof uri * metas * (in)complete proof * term to be prooved)
   *)
-type proof = UriManager.uri * Cic.metasenv * Cic.term * Cic.term
+type proof = UriManager.uri option * Cic.metasenv * Cic.term * Cic.term
   (** current goal, integer index *)
 type goal = int
 type status = proof * goal