From d7881232b32a17b8f36a1b2e90b943deba4c36db Mon Sep 17 00:00:00 2001
From: Alex Stokes <r.alex.stokes@gmail.com>
Date: Fri, 29 Sep 2023 17:24:59 -0600
Subject: [PATCH] add mev package as overlay and add missing build dep on linxu

---
 flake.nix   | 5 ++++-
 nix/mev.nix | 9 ++++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/flake.nix b/flake.nix
index e3f17b11..6aef5eb6 100644
--- a/flake.nix
+++ b/flake.nix
@@ -28,7 +28,10 @@
           mev = pkgs.callPackage ./nix/mev.nix { inherit pkgs; crane = craneLib; };
         in
         {
-          packages.mev = mev;
           devShells.default = import ./shell.nix { inherit pkgs rustToolchain; };
+          overlays.default = _: _: {
+            inherit mev;
+          };
+          packages.mev = mev;
         });
 }
diff --git a/nix/mev.nix b/nix/mev.nix
index 2d29198b..12fdb91e 100644
--- a/nix/mev.nix
+++ b/nix/mev.nix
@@ -4,9 +4,16 @@ let
   commonArgs = {
     pname = "mev-rs";
     src = crane.cleanCargoSource (crane.path ../.);
-    buildInputs = [ ] ++ lib.optionals pkgs.stdenv.isDarwin [
+    buildInputs = lib.optionals pkgs.stdenv.isLinux [
+      openssl
+    ] ++ lib.optionals pkgs.stdenv.isDarwin [
       darwin.apple_sdk.frameworks.Network
     ];
+    nativeBuildInputs = lib.optionals pkgs.stdenv.isLinux [
+      perl
+      clang
+    ];
+    LIBCLANG_PATH = "${llvmPackages.libclang.lib}/lib";
   };
   cargoArtifacts = crane.buildDepsOnly commonArgs;
 in