From df731f151faafc4e68f4504d60be0968faecd6bd Mon Sep 17 00:00:00 2001
From: Thomas Tuegel <ttuegel@gmail.com>
Date: Thu, 28 Aug 2014 16:39:01 -0500
Subject: [PATCH] openblas: add version 0.2.11

---
 .../science/math/openblas/default.nix         | 36 +++++++++++++++++++
 pkgs/top-level/all-packages.nix               |  4 ++-
 2 files changed, 39 insertions(+), 1 deletion(-)
 create mode 100644 pkgs/development/libraries/science/math/openblas/default.nix

diff --git a/pkgs/development/libraries/science/math/openblas/default.nix b/pkgs/development/libraries/science/math/openblas/default.nix
new file mode 100644
index 00000000000..a1811a4209c
--- /dev/null
+++ b/pkgs/development/libraries/science/math/openblas/default.nix
@@ -0,0 +1,36 @@
+{ stdenv, fetchurl, gfortran, perl, liblapack, config }:
+
+let local = config.openblas.preferLocalBuild or false;
+    localTarget = config.openblas.target or "";
+in
+stdenv.mkDerivation rec {
+  version = "0.2.11";
+
+  name = "openblas-${version}";
+  src = fetchurl {
+    url = "https://github.com/xianyi/OpenBLAS/tarball/v${version}";
+    sha256 = "1va4yhzgj2chcj6kaxgfbzirajp1zgvkic61959aka2xq2c5igms";
+    name = "openblas-${version}.tar.gz";
+  };
+
+  preBuild = "cp ${liblapack.src} lapack-${liblapack.meta.version}.tgz";
+
+  buildInputs = [gfortran perl];
+
+  cpu = builtins.head (stdenv.lib.splitString "-" stdenv.system);
+
+  target = if local then localTarget else
+    if cpu == "i686" then "P2" else
+    if cpu == "x86_64" then "CORE2" else
+     # allow autodetect
+      "";
+
+  makeFlags = "${if target != "" then "TARGET=" else ""}${target} FC=gfortran CC=cc PREFIX=\"\$(out)\" INTERFACE64=1";
+
+  meta = {
+    description = "Basic Linear Algebra Subprograms";
+    license = stdenv.lib.licenses.bsd3;
+    homepage = "https://github.com/xianyi/OpenBLAS";
+    platforms = [ "x86_64-linux" ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 6cea37064cc..1942be80a7c 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -10919,7 +10919,9 @@ let
   # julia is pinned to specific versions of openblas, so keep old versions
   # until they aren't needed. The un-versioned attribute may continue to track
   # upstream development.
-  openblas = openblas_0_2_10;
+  openblas = callPackage ../development/libraries/science/math/openblas {
+    liblapack = liblapack_3_5_0;
+  };
   openblas_0_2_10 = callPackage ../development/libraries/science/math/openblas/0.2.10.nix {
     liblapack = liblapack_3_5_0;
   };