1 files changed, 47 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/libraries/ethash/default.nix b/nixpkgs/pkgs/development/libraries/ethash/default.nix
new file mode 100644
index 000000000000..05abb1f2aa51
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/ethash/default.nix
@@ -0,0 +1,47 @@
+{ stdenv, fetchFromGitHub, cmake, gbenchmark, gtest }:
+
+stdenv.mkDerivation rec {
+  pname = "ethash";
+  version = "0.5.2";
+
+  src =
+    fetchFromGitHub {
+      owner = "chfast";
+      repo = "ethash";
+      rev = "v${version}";
+      sha256 = "0shr3m33raxy9j2mpm3q9mdbchs3nhgfaywidyxgmwqaiw1xpyif";
+    };
+
+  nativeBuildInputs = [
+    cmake
+  ];
+
+  checkInputs = [
+    gbenchmark
+    gtest
+  ];
+
+  #preConfigure = ''
+  #  sed -i 's/GTest::main//' test/unittests/CMakeLists.txt
+  #  cat test/unittests/CMakeLists.txt
+  #  ln -sfv ${gtest.src}/googletest gtest
+  #'';
+
+  # NOTE: disabling tests due to gtest issue
+  cmakeFlags = [
+    "-DHUNTER_ENABLED=OFF"
+    "-DETHASH_BUILD_TESTS=OFF"
+    #"-Dbenchmark_DIR=${gbenchmark}/lib/cmake/benchmark"
+    #"-DGTest_DIR=${gtest.dev}/lib/cmake/GTest"
+    #"-DGTest_DIR=${gtest.src}/googletest"
+    #"-DCMAKE_PREFIX_PATH=${gtest.dev}/lib/cmake"
+  ];
+
+  meta = with stdenv.lib; {
+    description = "PoW algorithm for Ethereum 1.0 based on Dagger-Hashimoto";
+    homepage = "https://github.com/ethereum/ethash";
+    platforms = [ "x86_64-linux" ];
+    maintainers = with maintainers; [ nand0p ];
+    license = licenses.asl20;
+  };
+}