copper: init at 4.4

pkgs/development/compilers/copper/default.nix

@@ -0,0 +1,32 @@
+{ stdenv
+, fetchurl
+, libffi
+}:
+stdenv.mkDerivation rec {
+  pname = "copper";
+  version = "4.4";
+  src = fetchurl {
+    url = "https://tibleiz.net/download/copper-${version}-src.tar.gz";
+    sha256 = "1nf0bw143rjhd019yms3k6k531rahl8anidwh6bif0gm7cngfwfw";
+  };
+  buildInputs = [
+    libffi
+  ];
+  postPatch = ''
+    substituteInPlace Makefile --replace "-s scripts/" "scripts/"
+    patchShebangs .
+  '';
+  buildPhase = ''
+    make BACKEND=elf64 boot-elf64
+    make BACKEND=elf64 COPPER=stage3/copper-elf64 copper-elf64
+  '';
+  installPhase = ''
+    make BACKEND=elf64 install prefix=$out
+  '';
+  meta = with stdenv.lib; {
+    description = "Simple imperative language, statically typed with type inference and genericity.";
+    homepage = "https://tibleiz.net/copper/";
+    license = licenses.bsd2;
+    platforms = platforms.x86_64;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -8470,6 +8470,8 @@ in
     '';
   };
 
+  copper = callPackage ../development/compilers/copper {};
+
   inherit (callPackages ../development/compilers/crystal {
     inherit (llvmPackages_10) stdenv clang llvm;
   })