X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fextlib%2FhExtlib.mli;h=594a80027956644cb721f3007a97c34a678adfa1;hb=813f73e76fb7374987ea1e826bcd6f15e22377d9;hp=6316fa11cc2a36497183288188873871284b203b;hpb=d7d60e0067d067769b72b3d8d4b16fdae441c991;p=helm.git

diff --git a/helm/software/components/extlib/hExtlib.mli b/helm/software/components/extlib/hExtlib.mli
index 6316fa11c..594a80027 100644
--- a/helm/software/components/extlib/hExtlib.mli
+++ b/helm/software/components/extlib/hExtlib.mli
@@ -92,6 +92,15 @@ val flatten_map: ('a -> 'b list) -> 'a list -> 'b list
 val list_last: 'a list -> 'a
 val list_mapi: ('a -> int -> 'b) -> 'a list -> 'b list
 val sharing_map: ('a -> 'a) -> 'a list -> 'a list
+(* Iters in parallel on two lists until the first list is empty.
+   The second one can be shorter and is padded with a default value.
+   This function cannot fail. *)
+val list_iter_default2: ('a -> 'b -> unit) -> 'a list -> 'b -> 'b list -> unit
+(* Checks a predicate in parallel on three lists, the first two having the same
+   length (otherwise it raises Invalid_argument). It stops when the first two
+   lists are empty. The third one can be shorter and is padded with a default value. *)
+val list_forall_default3: ('a -> 'b -> 'c -> bool) -> 'a list -> 'b list -> 'c -> 'c list -> bool
+
 
   (** split_nth n l
    * @returns two list, the first contains at least n elements, the second the
@@ -99,6 +108,7 @@ val sharing_map: ('a -> 'a) -> 'a list -> 'a list
    * @raise Failure when List.length l < n *)
 val split_nth: int -> 'a list -> 'a list * 'a list
 
+val mk_list: 'a -> int -> 'a list
 (** {2 Debugging & Profiling} *)
 
 type profiler = { profile : 'a 'b. ('a -> 'b) -> 'a -> 'b }