From 9af1ff7ecbc98e26a1010382d65d5d1ad22a5ea4 Mon Sep 17 00:00:00 2001
From: Marco Maggesi <maggesi@math.unifi.it>
Date: Tue, 14 Jan 2014 15:07:31 +0100
Subject: [PATCH 1/4] Update Io lang to version 2013.12.04

---
 pkgs/development/interpreters/io/default.nix | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/interpreters/io/default.nix b/pkgs/development/interpreters/io/default.nix
index b5ec30563d0..f4854c237bd 100644
--- a/pkgs/development/interpreters/io/default.nix
+++ b/pkgs/development/interpreters/io/default.nix
@@ -5,11 +5,11 @@
 }:
 
 stdenv.mkDerivation {
-  name = "io-2011.09.12";
+  name = "io-2013.12.04";
   src = fetchurl {
-    url = http://github.com/stevedekorte/io/tarball/2011.09.12;
-    name = "io-2011.09.12.tar.gz";
-    sha256 = "14nhk5vkk74pbf36jsfaxqh2ihi5d7jby79yf1ibbax319xbjk3v";
+    url = http://github.com/stevedekorte/io/tarball/2013.12.04;
+    name = "io-2013.12.04.tar.gz";
+    sha256 = "0kvwr32xdpcr32rnv301xr5l89185dsisbj4v465m68isas0gjm5";
   };
 
   buildInputs = [

From b504b1b4cb2150f0d20c5e6c03e0f526ae76d31e Mon Sep 17 00:00:00 2001
From: Marco Maggesi <maggesi@math.unifi.it>
Date: Tue, 14 Jan 2014 15:20:49 +0100
Subject: [PATCH 2/4] Update HOL Light to revision 179

---
 pkgs/applications/science/logic/hol_light/default.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/pkgs/applications/science/logic/hol_light/default.nix b/pkgs/applications/science/logic/hol_light/default.nix
index d6c1c0c1878..54c7174bde7 100644
--- a/pkgs/applications/science/logic/hol_light/default.nix
+++ b/pkgs/applications/science/logic/hol_light/default.nix
@@ -9,11 +9,11 @@ let
 in
 
 stdenv.mkDerivation {
-  name = "hol_light-20130324";
+  name = "hol_light-20140112";
   src = fetchsvn {
     url = http://hol-light.googlecode.com/svn/trunk;
-    rev = "157";
-    sha256 = "0d0pbnkw2gb11dn30ggfl91lhdxv86kd1fyiqn170w08n0gi805f";
+    rev = "179";
+    sha256 = "1j402s7142fj09bjijrkargwx03fvbdwmn0hgzzmi6s4p1y7gww0";
   };
 
   buildInputs = [ ocaml findlib camlp5 ];

From aa8f36e23841e59a15e2c7c548921edfb7032286 Mon Sep 17 00:00:00 2001
From: Marco Maggesi <maggesi@math.unifi.it>
Date: Tue, 14 Jan 2014 15:27:10 +0100
Subject: [PATCH 3/4] Update PolyML to version 5.5.1

---
 pkgs/development/compilers/polyml/default.nix | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/pkgs/development/compilers/polyml/default.nix b/pkgs/development/compilers/polyml/default.nix
index dfdc50cd827..b243b7e7a39 100644
--- a/pkgs/development/compilers/polyml/default.nix
+++ b/pkgs/development/compilers/polyml/default.nix
@@ -1,15 +1,11 @@
 {stdenv, fetchurl}:
 
-let
-  version = "5.4.1";
-in
-
 stdenv.mkDerivation {
-  name = "polyml-${version}";
+  name = "polyml-5.5.1";
 
   src = fetchurl {
-    url = "mirror://sourceforge/polyml/polyml.${version}.tar.gz";
-    sha256 = "514d1d07be487b783d4dfa29dbd550b3396640579ce135a9eb5a61f08e7f9cac";
+    url = "mirror://sourceforge/polyml/polyml.5.5.1.tar.gz";
+    sha256 = "16i0ir5mydl7381aijihkll19khp3z8dq0g2ja6k0pcbpkd0k06g";
   };
 
   meta = {

From e9e2e8ace6f053137f88c4609aebe6b1969e0947 Mon Sep 17 00:00:00 2001
From: Marco Maggesi <maggesi@math.unifi.it>
Date: Wed, 15 Jan 2014 15:58:27 +0100
Subject: [PATCH 4/4] PolyML expression: Factorize version number in a separate
 variable

---
 pkgs/development/compilers/polyml/default.nix | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/compilers/polyml/default.nix b/pkgs/development/compilers/polyml/default.nix
index b243b7e7a39..9c0af4ec9ab 100644
--- a/pkgs/development/compilers/polyml/default.nix
+++ b/pkgs/development/compilers/polyml/default.nix
@@ -1,10 +1,14 @@
 {stdenv, fetchurl}:
 
+let
+  version = "5.5.1";
+in
+
 stdenv.mkDerivation {
-  name = "polyml-5.5.1";
+  name = "polyml-${version}";
 
   src = fetchurl {
-    url = "mirror://sourceforge/polyml/polyml.5.5.1.tar.gz";
+    url = "mirror://sourceforge/polyml/polyml.${version}.tar.gz";
     sha256 = "16i0ir5mydl7381aijihkll19khp3z8dq0g2ja6k0pcbpkd0k06g";
   };