maxmeta function to return the heighest meta used so far

diff --git a/helm/software/components/ng_refiner/nCicMetaSubst.mli b/helm/software/components/ng_refiner/nCicMetaSubst.mli
index 3378aa998cd475631b16113a0531dc5ecde946b8..7bde2c1d6b2c7ea95e1a54ebd0c2d83880bae59f 100644 (file)
--- a/helm/software/components/ng_refiner/nCicMetaSubst.mli
+++ b/helm/software/components/ng_refiner/nCicMetaSubst.mli
@@ -14,6 +14,9 @@
 exception MetaSubstFailure of string Lazy.t
 exception Uncertain of string Lazy.t
 
+(* the index of the last created meta *)
+val maxmeta: unit -> int
+
 (* the delift function takes in input a metavariable index, a local_context
  * and a term t, and substitutes every subterm t' of t with its position 
  * (searched up-to unification) in