From 19732ae8d1da6347ab48c1123758fde6ace7a734 Mon Sep 17 00:00:00 2001
From: Ben Sima <ben@bsima.me>
Date: Sat, 31 Aug 2019 00:42:02 -0700
Subject: pack: a common bild function

---
 lore/bild.nix | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 lore/bild.nix

(limited to 'lore')

diff --git a/lore/bild.nix b/lore/bild.nix
new file mode 100644
index 0000000..8a6d510
--- /dev/null
+++ b/lore/bild.nix
@@ -0,0 +1,49 @@
+{
+  # a common build function
+  #
+  # see example usage in pack/ibb.nix. this is not set in stone, obviously. we
+  # should figure out how to use overlays, for one.
+  #
+  bild = file: { nixpkgs }:
+    with nixpkgs;
+    let
+      pack = import file;
+
+      depsToPackageSet = packageSet: deps:
+        map (s: builtins.getAttr s packageSet) deps;
+
+      ghc = pkgs.haskell.packages.ghc844.ghcWithPackages (hp:
+        depsToPackageSet hp
+          ([ "hinotify" ] ++ pack.deps.both ++ pack.deps.apex));
+
+      ghcjs_ = pkgs.haskell.packages.ghcjs.override (oldAttrs: {
+        overrides = with pkgs.haskell.lib; self: super: {
+          http-types = dontCheck super.http-types;
+          tasty-quickcheck = dontCheck super.tasty-quickcheck;
+          scientific = dontCheck super.scientific; # takes forever
+          servant = dontCheck super.servant;
+          comonad = dontCheck super.comonad;
+          QuickCheck = dontCheck super.QuickCheck;
+        };
+      });
+
+      ghcjs = ghcjs_.ghcWithPackages (hp:
+        depsToPackageSet hp (pack.deps.both ++ pack.deps.aero));
+
+      make = ../chip/make;
+    in
+    stdenv.mkDerivation {
+      name = pack.name;
+      version = "0";
+      src = ../.;
+      nativeBuildInputs = [
+        ghc ghcjs
+      ];
+      strictDeps = true;
+      buildPhase = "${ghc}/bin/runhaskell ${make} ${pack.name}";
+      installPhase = ''
+        mkdir -p $out/bin
+        cp bild/${pack.name} $out/bin/${pack.name}
+      '';
+    };
+}
-- 
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