better exception handling

[helm.git] / helm / software / components / ng_tactics / nTacStatus.mli

diff --git a/helm/software/components/ng_tactics/nTacStatus.mli b/helm/software/components/ng_tactics/nTacStatus.mli
index f32511265b3cd4c5c624e5317646fed2a1da31e4..3fdc0330d9b1d6800c572c739564d9acdb728eaa 100644 (file)
--- a/helm/software/components/ng_tactics/nTacStatus.mli
+++ b/helm/software/components/ng_tactics/nTacStatus.mli
@@ -11,8 +11,8 @@
 
 (* $Id: nCic.ml 9058 2008-10-13 17:42:30Z tassi $ *)
 
-exception Error of string lazy_t
-val fail: string lazy_t -> 'a
+exception Error of string lazy_t * exn option
+val fail: ?exn:exn -> string lazy_t -> 'a
 
 class pstatus :
  NCic.obj ->
@@ -74,7 +74,7 @@ val mk_in_scope: #pstatus as 'status -> cic_term -> 'status * cic_term
 val mk_out_scope:
  int -> (#pstatus as 'status) -> cic_term -> 'status * cic_term
 
-val pp_tac_status: #pstatus -> unit
+val pp_status: #pstatus -> unit
 
 class ['stack] status :
  NCic.obj -> 'stack ->