From: Enrico Tassi <enrico.tassi@inria.fr>
Date: Wed, 5 Apr 2006 13:23:39 +0000 (+0000)
Subject: added estimate_size
X-Git-Tag: 0.4.95@7852~1530
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=d2eaaa0e1793c75c56f6fbfbdcf8b8aaa1dc47cb;p=helm.git

added estimate_size
---

diff --git a/components/extlib/hExtlib.ml b/components/extlib/hExtlib.ml
index 8a0c8cf7d..bf725122c 100644
--- a/components/extlib/hExtlib.ml
+++ b/components/extlib/hExtlib.ml
@@ -365,3 +365,7 @@ let raise_localized_exception ~offset floc exn =
    { flocb with Lexing.pos_cnum = x }, { floce with Lexing.pos_cnum = y }
  in
   raise (Localized (floc, exn))
+
+let estimate_size x = 
+  4 * (String.length (Marshal.to_string x [])) / 1024
+
diff --git a/components/extlib/hExtlib.mli b/components/extlib/hExtlib.mli
index c41b2f94c..37a3bc6df 100644
--- a/components/extlib/hExtlib.mli
+++ b/components/extlib/hExtlib.mli
@@ -94,3 +94,7 @@ val floc_of_loc: int * int -> Token.flocation
 val dummy_floc: Lexing.position * Lexing.position
 
 val raise_localized_exception: offset:int -> Token.flocation -> exn -> 'a
+
+(* size in KB (SLOW) *)
+val estimate_size: 'a -> int
+