From: Enrico Tassi <enrico.tassi@inria.fr>
Date: Mon, 19 May 2008 11:41:21 +0000 (+0000)
Subject: renamed add_le_constraint to add_constraint since it adds both le and lt constraints
X-Git-Tag: make_still_working~5149
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=eb254f3de9c9eaad08b084231cf78d64bf585012;p=helm.git

renamed add_le_constraint to add_constraint since it adds both le and lt constraints
---

diff --git a/helm/software/components/ng_kernel/nCicEnvironment.ml b/helm/software/components/ng_kernel/nCicEnvironment.ml
index fa229d6f6..de785bde8 100644
--- a/helm/software/components/ng_kernel/nCicEnvironment.ml
+++ b/helm/software/components/ng_kernel/nCicEnvironment.ml
@@ -38,9 +38,9 @@ let universe_leq a b =
      raise (BadConstraint
       (lazy "trying to check if a universe is less or equal than an inferred universe"))
 
-let universe_eq a b = universe_leq b a || universe_leq a b
+let universe_eq a b = universe_leq b a && universe_leq a b
 
-let add_le_constraint strict a b = 
+let add_constraint strict a b = 
   match a,b with
   | [false,a2],[false,b2] -> 
       if not (le_path_uri [] strict a2 b2) then (
diff --git a/helm/software/components/ng_kernel/nCicEnvironment.mli b/helm/software/components/ng_kernel/nCicEnvironment.mli
index 7fa352901..272530a1a 100644
--- a/helm/software/components/ng_kernel/nCicEnvironment.mli
+++ b/helm/software/components/ng_kernel/nCicEnvironment.mli
@@ -24,11 +24,11 @@ val type0: NCic.universe
 (* universe_* raise BadConstraints if the second arg. is an inferred universe *)
 val universe_eq: NCic.universe -> NCic.universe -> bool
 val universe_leq: NCic.universe -> NCic.universe -> bool
-(* add_le_constraint raise BadConstraint in case of universe inconsistency
+(* add_constraint raise BadConstraint in case of universe inconsistency
    or if the second argument is an inferred universe
    true -> strict check (<); false -> loose check (<=)
 *)
-val add_le_constraint: bool -> NCic.universe -> NCic.universe -> unit
+val add_constraint: bool -> NCic.universe -> NCic.universe -> unit
 
 val get_checked_def:
   NReference.reference ->