1 files changed, 97 insertions, 4 deletions
diff --git a/nixpkgs/pkgs/development/compilers/hare/default.nix b/nixpkgs/pkgs/development/compilers/hare/default.nix
index 121365320812..a78b3706f678 100644
--- a/nixpkgs/pkgs/development/compilers/hare/default.nix
+++ b/nixpkgs/pkgs/development/compilers/hare/default.nix
@@ -1,7 +1,100 @@
-{ config, lib, pkgs }:
+{ lib
+, stdenv
+, fetchFromSourcehut
+, binutils-unwrapped
+, harec
+, makeWrapper
+, qbe
+, scdoc
+}:
 
-lib.makeScope pkgs.newScope (self: {
+let
+  # We use harec's override of qbe until 1.2 is released, but the `qbe` argument
+  # is kept to avoid breakage.
+  qbe = harec.qbeUnstable;
+in
+stdenv.mkDerivation (finalAttrs: {
+  pname = "hare";
+  version = "unstable-2023-10-23";
 
-  harec = pkgs.callPackage ./harec { };
-  hare = pkgs.callPackage ./hare { };
+  src = fetchFromSourcehut {
+    owner = "~sircmpwn";
+    repo = "hare";
+    rev = "1048620a7a25134db370bf24736efff1ffcb2483";
+    hash = "sha256-slQPIhrcM+KAVAvjuRnqNdEAEr4Xa4iQNVEpI7Wl+Ks=";
+  };
+
+  nativeBuildInputs = [
+    binutils-unwrapped
+    harec
+    makeWrapper
+    qbe
+    scdoc
+  ];
+
+  buildInputs = [
+    binutils-unwrapped
+    harec
+    qbe
+  ];
+
+  # Append the distribution name to the version
+  env.LOCALVER = "nix";
+
+  configurePhase =
+    let
+      # https://harelang.org/platforms/
+      arch =
+        if stdenv.isx86_64 then "x86_64"
+        else if stdenv.isAarch64 then "aarch64"
+        else if stdenv.hostPlatform.isRiscV && stdenv.is64bit then "riscv64"
+        else "unsupported";
+      platform =
+        if stdenv.isLinux then "linux"
+        else if stdenv.isFreeBSD then "freebsd"
+        else "unsupported";
+    in
+    ''
+      runHook preConfigure
+
+      cp config.example.mk config.mk
+      makeFlagsArray+=(
+        PREFIX="${builtins.placeholder "out"}"
+        HARECACHE="$(mktemp -d --tmpdir harecache.XXXXXXXX)"
+        BINOUT="$(mktemp -d --tmpdir bin.XXXXXXXX)"
+        PLATFORM="${platform}"
+        ARCH="${arch}"
+      )
+
+      runHook postConfigure
+    '';
+
+  doCheck = true;
+
+  postFixup =
+    let
+      binPath = lib.makeBinPath [
+        binutils-unwrapped
+        harec
+        qbe
+      ];
+    in
+    ''
+      wrapProgram $out/bin/hare --prefix PATH : ${binPath}
+    '';
+
+  setupHook = ./setup-hook.sh;
+
+  strictDeps = true;
+  enableParallelBuilding = true;
+
+  meta = {
+    homepage = "https://harelang.org/";
+    description =
+      "A systems programming language designed to be simple, stable, and robust";
+    license = lib.licenses.gpl3Only;
+    maintainers = with lib.maintainers; [ onemoresuza ];
+    mainProgram = "hare";
+    inherit (harec.meta) platforms badPlatforms;
+  };
 })