From 4820d630bf789a9d1aa32694d4d227ab5f324812 Mon Sep 17 00:00:00 2001
From: David Wood <david@davidtw.co>
Date: Fri, 4 Oct 2019 13:45:26 +0100
Subject: khronos-ocl-icd-loader: init at 6c03f8b

---
 .../libraries/khronos-ocl-icd-loader/default.nix   | 26 ++++++++++++++++++++++
 .../libraries/khronos-ocl-icd-loader/tracing.patch | 13 +++++++++++
 pkgs/top-level/all-packages.nix                    |  2 ++
 3 files changed, 41 insertions(+)
 create mode 100644 pkgs/development/libraries/khronos-ocl-icd-loader/default.nix
 create mode 100644 pkgs/development/libraries/khronos-ocl-icd-loader/tracing.patch

diff --git a/pkgs/development/libraries/khronos-ocl-icd-loader/default.nix b/pkgs/development/libraries/khronos-ocl-icd-loader/default.nix
new file mode 100644
index 00000000000..a57b103b0d9
--- /dev/null
+++ b/pkgs/development/libraries/khronos-ocl-icd-loader/default.nix
@@ -0,0 +1,26 @@
+{ stdenv, fetchFromGitHub, opencl-clhpp, cmake, withTracing ? false }:
+
+stdenv.mkDerivation rec {
+  name = "khronos-ocl-icd-loader-${version}";
+  version = "6c03f8b";
+
+  src = fetchFromGitHub {
+    owner = "KhronosGroup";
+    repo = "OpenCL-ICD-Loader";
+    rev = "6c03f8b58fafd9dd693eaac826749a5cfad515f8";
+    sha256 = "00icrlc00dpc87prbd2j1350igi9pbgkz27hc3rf73s5994yn86a";
+  };
+
+  patches = stdenv.lib.lists.optional withTracing ./tracing.patch;
+
+  nativeBuildInputs = [ cmake ];
+  buildInputs = [ opencl-clhpp ];
+
+  meta = with stdenv.lib; {
+    description = "Offical Khronos OpenCL ICD Loader";
+    homepage = https://github.com/KhronosGroup/OpenCL-ICD-Loader;
+    license = licenses.asl20;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ davidtwco ];
+  };
+}
diff --git a/pkgs/development/libraries/khronos-ocl-icd-loader/tracing.patch b/pkgs/development/libraries/khronos-ocl-icd-loader/tracing.patch
new file mode 100644
index 00000000000..415a1b1dfe4
--- /dev/null
+++ b/pkgs/development/libraries/khronos-ocl-icd-loader/tracing.patch
@@ -0,0 +1,13 @@
+diff --git a/loader/icd.h b/loader/icd.h
+index a1b6969..cf4e272 100644
+--- a/loader/icd.h
++++ b/loader/icd.h
+@@ -122,7 +122,7 @@ void khrIcdContextPropertiesGetPlatform(
+     cl_platform_id *outPlatform);
+
+ // internal tracing macros
+-#if 0
++#if 1
+     #include <stdio.h>
+     #define KHR_ICD_TRACE(...) \
+     do \
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index fb906ed884a..d1e17f7526e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9787,6 +9787,8 @@ in
 
   kind = callPackage ../development/tools/kind {  };
 
+  khronos-ocl-icd-loader = callPackage ../development/libraries/khronos-ocl-icd-loader {  };
+
   kube-aws = callPackage ../development/tools/kube-aws { };
 
   kubectx = callPackage ../development/tools/kubectx { };
-- 
cgit 1.4.1