1 files changed, 39 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/compilers/osl/default.nix b/nixpkgs/pkgs/development/compilers/osl/default.nix
new file mode 100644
index 000000000000..ddfd5d0a3fdf
--- /dev/null
+++ b/nixpkgs/pkgs/development/compilers/osl/default.nix
@@ -0,0 +1,39 @@
+{ clangStdenv, stdenv, fetchFromGitHub, cmake, zlib, openexr,
+openimageio, llvm, boost165, flex, bison, partio, pugixml,
+utillinux, python
+}:
+
+let boost_static = boost165.override { enableStatic = true; };
+in clangStdenv.mkDerivation rec {
+  # In theory this could use GCC + Clang rather than just Clang,
+  # but https://github.com/NixOS/nixpkgs/issues/29877 stops this
+  name = "openshadinglanguage-${version}";
+  version = "1.10.2";
+
+  src = fetchFromGitHub {
+    owner = "imageworks";
+    repo = "OpenShadingLanguage";
+    rev = "Release-1.10.2";
+    sha256 = "1549hav5nd67a3cmhbalyaqhs39dh7w0nilf91pypnadrl1g03k7";
+  };
+
+  cmakeFlags = [ "-DUSE_BOOST_WAVE=ON" "-DENABLERTTI=ON" ];
+  enableParallelBuilding = true;
+
+  preConfigure = '' patchShebangs src/liboslexec/serialize-bc.bash '';
+  
+  buildInputs = [
+     cmake zlib openexr openimageio llvm
+     boost_static flex bison partio pugixml
+     utillinux # needed just for hexdump
+     python # CMake doesn't check this?
+  ];
+  # TODO: How important is partio? CMake doesn't seem to find it
+  meta = with stdenv.lib; {
+    description = "Advanced shading language for production GI renderers";
+    homepage = http://opensource.imageworks.com/?p=osl;
+    maintainers = with maintainers; [ hodapp ];
+    license = licenses.bsd3;
+    platforms = platforms.linux;
+  };
+}