From f0b8d39eb9e415e4a88cfe7a27a62b25830548c3 Mon Sep 17 00:00:00 2001
From: Troels Henriksen <athas@sigkill.dk>
Date: Tue, 7 Apr 2020 20:09:18 +0200
Subject: [PATCH] Add a Nix derivation for the lucky few.

---
 default.nix | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 default.nix

diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..63b45e4
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,34 @@
+{ pkgs ? import <nixpkgs> {},
+}:
+
+pkgs.stdenv.mkDerivation rec {
+  name = "smlpkg";
+
+  src = ./.;
+
+  nativeBuildInputs = [ pkgs.mlton ];
+
+  checkInputs = [ pkgs.unzip ];
+
+  enableParallelBuilding = true;
+
+  doCheck = true;
+
+  # Set as an environment variable in all the phase scripts.
+  MLCOMP = "mlton";
+
+  buildPhase = ''
+    make all
+  '';
+
+  installPhase = ''
+    make install prefix=$out
+  '';
+
+  # We cannot run the pkgtests, as Nix does not allow network
+  # connections.
+  checkPhase = ''
+    make -C src test
+  '';
+
+}