X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=helm%2Focaml%2Fmathql_interpreter%2Fselect.ml;h=a10205490c43f15d218b5cfee3e3912b8cbcea76;hb=d2c60bae1c4badba0a0f29e3fd2faed6d3a1869e;hp=c25ea26254fb9efaa45709efb7818d62a1bf5d71;hpb=dec50888f98015c937283acc14e2ffceccc04a11;p=helm.git

diff --git a/helm/ocaml/mathql_interpreter/select.ml b/helm/ocaml/mathql_interpreter/select.ml
index c25ea2625..a10205490 100644
--- a/helm/ocaml/mathql_interpreter/select.ml
+++ b/helm/ocaml/mathql_interpreter/select.ml
@@ -26,7 +26,7 @@
 (*
  * implementazione del comando SELECT
  *)
-
+(*
 open MathQL;;
 open Func;;
 open Utility;;
@@ -92,7 +92,7 @@ let rec is_good env =
       in
        let ul1 = set_of_result (None,!execute env q1) in
        let ul2 = set_of_result (None,!execute env q2) in
-       print_endline ("MQSETEQUAL(" ^ 
+       prerr_endline ("MQSETEQUAL(" ^ 
            string_of_int (List.length (!execute env q1)) ^ ">" ^
 	   string_of_int (List.length ul1) ^ "," ^
 	   string_of_int (List.length (!execute env q2)) ^ ">" ^
@@ -115,7 +115,7 @@ let rec is_good env =
       in
        let ul1 = set_of_result (None,!execute env q1) in
        let ul2 = set_of_result (None,!execute env q2) in
-        print_endline ("MQSUBSET(" ^ 
+        prerr_endline ("MQSUBSET(" ^ 
 	string_of_int (List.length (!execute env q1)) ^ ">" ^
 	string_of_int (List.length ul1) ^ "," ^
 	string_of_int (List.length (!execute env q2)) ^ ">" ^
@@ -138,13 +138,16 @@ let rec is_good env =
  * implementazione del comando SELECT
  *)
 let select_ex env avar alist abool =
- let _ = print_string ("SELECT = ")
- and t = Unix.time () in
+ let _ = prerr_string ("SELECT = ")
+ and t = Sys.time () in
   let result = 
    List.filter (function entry -> is_good ((avar,entry)::env) abool) alist
   in
-   print_string (string_of_int (List.length result) ^ ": ") ;
-   print_endline (string_of_float (Unix.time () -. t) ^ "s") ;
+   prerr_string (string_of_int (List.length result) ^ ": ") ;
+   prerr_endline (string_of_float (Sys.time () -. t) ^ "s") ;
    flush stdout ;
    result
-;;
+;; *)
+
+let select_ex rvar rset bexp
+