X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fmathql_interpreter%2Fdbconn.ml;h=17264f5cb17408e0526ec5f73e619965d04f2d16;hb=994ea48005cd1290993f6825217a3acaabd766fa;hp=db4b8fb9cf8542c05183af073b4fdfebbf886e62;hpb=1372c46df7b4acc8073852a276eb63a6c6c7fea5;p=helm.git

diff --git a/helm/ocaml/mathql_interpreter/dbconn.ml b/helm/ocaml/mathql_interpreter/dbconn.ml
index db4b8fb9c..17264f5cb 100644
--- a/helm/ocaml/mathql_interpreter/dbconn.ml
+++ b/helm/ocaml/mathql_interpreter/dbconn.ml
@@ -33,6 +33,12 @@
  *)
 open MathQL;;
 
+exception DBInvalidURI of string
+exception DBConnectionFailed of string
+exception DBInvalidConnection of string
+
+
+
 (*
  * paramentri della connessione
  *
@@ -40,7 +46,7 @@ open MathQL;;
  * passati come argomento
  *)
 (*let connection_param = "dbname=helm";;*)
-let connection_param = "host=dotto.cs.unibo.it dbname=helm user=helm";;
+let connection_param = "host=mowgli.cs.unibo.it dbname=helm user=helm";;
 
 (*
  * connessione al db
@@ -52,7 +58,7 @@ let conn = ref None;;
  *)
 let pgc () =
    match !conn with
-      None -> raise (MQInvalidConnection connection_param)
+      None -> raise (DBInvalidConnection connection_param)
     | Some c -> c
 ;;
 
@@ -65,8 +71,9 @@ let pgc () =
 let init () =
    try (
     conn := Some (new Postgres.connection connection_param);
+    prerr_endline "connected."
    ) with
-    _ -> raise (MQConnectionFailed ("init: " ^ connection_param))
+    _ -> raise (DBConnectionFailed ("init: " ^ connection_param))
 ;;
 
 (*