From 357d8f600c943965d91ca810db9e6ca6a481b6a5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Josef=20Kemetm=C3=BCller?= <josef.kemetmueller@gmail.com>
Date: Sun, 15 Apr 2018 11:13:33 +0200
Subject: [PATCH 1/2] clblas: Enable darwin build

---
 .../libraries/science/math/clblas/default.nix   | 17 +++++++++++++----
 pkgs/top-level/all-packages.nix                 |  4 +++-
 2 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/libraries/science/math/clblas/default.nix b/pkgs/development/libraries/science/math/clblas/default.nix
index 40b02d30341..7a653a58eb2 100644
--- a/pkgs/development/libraries/science/math/clblas/default.nix
+++ b/pkgs/development/libraries/science/math/clblas/default.nix
@@ -7,6 +7,7 @@
 , python
 , ocl-icd
 , opencl-headers
+, Accelerate, CoreGraphics, CoreVideo, OpenCL
 , gtest
 }:
 
@@ -40,11 +41,19 @@ stdenv.mkDerivation rec {
     gfortran
     blas
     python
-    ocl-icd
-    opencl-headers
     boost
     gtest
-  ]; 
+  ] ++ stdenv.lib.optionals (!stdenv.isDarwin) [
+    ocl-icd
+    opencl-headers
+  ] ++ stdenv.lib.optionals stdenv.isDarwin [
+    Accelerate
+    CoreGraphics
+    CoreVideo
+  ];
+  propagatedBuildInputs = stdenv.lib.optionals stdenv.isDarwin [
+    OpenCL
+  ];
 
   enableParallelBuilding = true;
 
@@ -56,7 +65,7 @@ stdenv.mkDerivation rec {
     '';
     license = licenses.asl20;
     maintainers = with maintainers; [ artuuge ];
-    platforms = platforms.linux;
+    platforms = platforms.unix;
   };
 
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a515c543a91..47ecd3333e6 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -19673,7 +19673,9 @@ with pkgs;
 
   blas = callPackage ../development/libraries/science/math/blas { };
 
-  clblas = callPackage ../development/libraries/science/math/clblas { };
+  clblas = callPackage ../development/libraries/science/math/clblas {
+    inherit (darwin.apple_sdk.frameworks) Accelerate CoreGraphics CoreVideo OpenCL;
+  };
 
   jags = callPackage ../applications/science/math/jags { };
 

From d96f0c5682a63e0eef72899a4e52164e1dde4e97 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Josef=20Kemetm=C3=BCller?= <josef.kemetmueller@gmail.com>
Date: Sun, 15 Apr 2018 18:34:45 +0200
Subject: [PATCH 2/2] pythonPackages.libgpuarray: enable darwin build

---
 pkgs/development/python-modules/libgpuarray/default.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/python-modules/libgpuarray/default.nix b/pkgs/development/python-modules/libgpuarray/default.nix
index c0c2b205f58..26fe33995ed 100644
--- a/pkgs/development/python-modules/libgpuarray/default.nix
+++ b/pkgs/development/python-modules/libgpuarray/default.nix
@@ -33,7 +33,7 @@ buildPythonPackage rec {
   libraryPath = lib.makeLibraryPath (
     []
     ++ lib.optionals cudaSupport [ cudatoolkit.lib cudatoolkit.out ]
-    ++ lib.optionals openclSupport [ ocl-icd clblas ]
+    ++ lib.optionals openclSupport ([ clblas ] ++ lib.optional (!stdenv.isDarwin) ocl-icd)
   );
 
   preBuild = ''
@@ -47,7 +47,7 @@ buildPythonPackage rec {
 
   postFixup = ''
     rm $out/lib/libgpuarray-static.a
-
+  '' + stdenv.lib.optionalString (!stdenv.isDarwin) ''
     function fixRunPath {
       p=$(patchelf --print-rpath $1)
       patchelf --set-rpath "$p:$libraryPath" $1
@@ -75,7 +75,7 @@ buildPythonPackage rec {
     description = "Library to manipulate tensors on GPU.";
     license = licenses.free;
     maintainers = with maintainers; [ artuuge ];
-    platforms = platforms.linux;
+    platforms = platforms.unix;
   };
 
 }