From b0d70d336dd769bf06ff336882faabe5cebf2343 Mon Sep 17 00:00:00 2001
From: Timo Kaufmann <timokau@zoho.com>
Date: Mon, 7 May 2018 21:48:08 +0200
Subject: [PATCH] iml: use openblas instead of atlas

---
 pkgs/development/libraries/iml/default.nix | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/libraries/iml/default.nix b/pkgs/development/libraries/iml/default.nix
index 4af2bba9160d..b55d13ecc3f4 100644
--- a/pkgs/development/libraries/iml/default.nix
+++ b/pkgs/development/libraries/iml/default.nix
@@ -1,4 +1,4 @@
-{stdenv, fetchurl, gmp, atlas}:
+{stdenv, autoreconfHook, fetchurl, gmp, openblas}:
 stdenv.mkDerivation rec {
   name = "iml-${version}";
   version = "1.0.5";
@@ -6,8 +6,18 @@ stdenv.mkDerivation rec {
     url = "http://www.cs.uwaterloo.ca/~astorjoh/iml-${version}.tar.bz2";
     sha256 = "0akwhhz9b40bz6lrfxpamp7r7wkk48p455qbn04mfnl9a1l6db8x";
   };
-  buildInputs = [gmp atlas];
-  configureFlags = "--with-gmp-include=${gmp.dev}/include --with-gmp-lib=${gmp}/lib";
+  buildInputs = [
+    gmp
+    openblas
+  ];
+  nativeBuildInputs = [
+    autoreconfHook
+  ];
+  configureFlags = [
+    "--with-gmp-include=${gmp.dev}/include"
+    "--with-gmp-lib=${gmp}/lib"
+    "--with-cblas=-lopenblas"
+  ];
   meta = {
     inherit version;
     description = ''Algorithms for computing exact solutions to dense systems of linear equations over the integers'';