From 286d068b37be4f76d546328b7fedf4f3d82acbc5 Mon Sep 17 00:00:00 2001
From: Marco Maggesi <maggesi@math.unifi.it>
Date: Tue, 4 Sep 2012 14:34:31 +0200
Subject: Upgrade Isabelle proof assistant to version 2012

---
 pkgs/applications/science/logic/isabelle/default.nix | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/pkgs/applications/science/logic/isabelle/default.nix b/pkgs/applications/science/logic/isabelle/default.nix
index 4a268cac6455..bbc868910f57 100644
--- a/pkgs/applications/science/logic/isabelle/default.nix
+++ b/pkgs/applications/science/logic/isabelle/default.nix
@@ -2,9 +2,7 @@
 # nettools needed for hostname
 
 let
-  pname = "Isabelle";
-  version = "2011";
-  name = "${pname}${version}";
+  name = "Isabelle2012";
   theories = ["HOL" "FOL" "ZF"];
 in
 
@@ -12,8 +10,8 @@ stdenv.mkDerivation {
   inherit name theories;
 
   src = fetchurl {
-    url = http://isabelle.in.tum.de/website-Isabelle2011/dist/Isabelle2011.tar.gz;
-    sha256 = "ea85eb2a859891be387f020b2e45f8c9a0bd1d8bbc3902f28a429e9c61cb0b6a";
+    url = http://www.cl.cam.ac.uk/research/hvg/isabelle/dist/Isabelle2012.tar.gz;
+    sha256 = "1w2k5cg0d9hyigax0hwp6d84jnylb13ysk4x5kwl2412xryravxq";
   };
 
   buildInputs = [ perl polyml nettools ];
-- 
cgit 1.4.1