From e15a737260e181162954608f166be307b4d9bcbe Mon Sep 17 00:00:00 2001
From: Joakim Lundborg <joakim.lundborg@gmail.com>
Date: Mon, 27 Mar 2023 01:18:20 +0200
Subject: [PATCH] Add initial nix flake

---
 .github/workflows/build_nix.yml | 13 ++++++
 default.nix                     |  7 +++
 flake.lock                      | 77 +++++++++++++++++++++++++++++++++
 flake.nix                       | 51 ++++++++++++++++++++++
 shell.nix                       |  7 +++
 5 files changed, 155 insertions(+)
 create mode 100644 .github/workflows/build_nix.yml
 create mode 100644 default.nix
 create mode 100644 flake.lock
 create mode 100644 flake.nix
 create mode 100644 shell.nix

diff --git a/.github/workflows/build_nix.yml b/.github/workflows/build_nix.yml
new file mode 100644
index 00000000..2f684e11
--- /dev/null
+++ b/.github/workflows/build_nix.yml
@@ -0,0 +1,13 @@
+name: "Build legacy Nix package on Ubuntu"
+
+on:
+  push:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: cachix/install-nix-action@v12
+      - name: Building package
+        run: nix-build . -A defaultPackage.x86_64-linux
diff --git a/default.nix b/default.nix
new file mode 100644
index 00000000..39bacff6
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,7 @@
+(import (
+  fetchTarball {
+    url = "https://github.com/edolstra/flake-compat/archive/99f1c2157fba4bfe6211a321fd0ee43199025dbf.tar.gz";
+    sha256 = "0x2jn3vrawwv9xp15674wjz9pixwjyj3j771izayl962zziivbx2"; }
+) {
+  src =  ./.;
+}).defaultNix
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 00000000..77fc576d
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,77 @@
+{
+  "nodes": {
+    "naersk": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      },
+      "locked": {
+        "lastModified": 1679567394,
+        "narHash": "sha256-ZvLuzPeARDLiQUt6zSZFGOs+HZmE+3g4QURc8mkBsfM=",
+        "owner": "nix-community",
+        "repo": "naersk",
+        "rev": "88cd22380154a2c36799fe8098888f0f59861a15",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "ref": "master",
+        "repo": "naersk",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1679793451,
+        "narHash": "sha256-JafTtgMDATE8dZOImBhWMA9RCn9AP8FVOpN+9K/tTlg=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "0cd51a933d91078775b300cf0f29aa3495231aa2",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1679793451,
+        "narHash": "sha256-JafTtgMDATE8dZOImBhWMA9RCn9AP8FVOpN+9K/tTlg=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "0cd51a933d91078775b300cf0f29aa3495231aa2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "naersk": "naersk",
+        "nixpkgs": "nixpkgs_2",
+        "utils": "utils"
+      }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1678901627,
+        "narHash": "sha256-U02riOqrKKzwjsxc/400XnElV+UtPUQWpANPlyazjH0=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "93a2b84fc4b70d9e089d029deacc3583435c2ed6",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 00000000..59de5083
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,51 @@
+{
+  inputs = {
+    naersk.url = "github:nix-community/naersk/master";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+    utils.url = "github:numtide/flake-utils";
+  };
+
+  outputs = { self, nixpkgs, utils, naersk }:
+
+    utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs { inherit system; };
+        naersk-lib = pkgs.callPackage naersk { };
+      in
+      {
+      formatter.x86_64-linux = nixpkgs.legacyPackages.nixfmt;
+        defaultPackage = naersk-lib.buildPackage ./.;
+        devShell = with pkgs; mkShell {
+                  LIBCLANG_PATH = "${pkgs.llvmPackages.libclang}/lib/libclang.so";
+
+          nativeBuildInputs = [
+            openssl
+            pkg-config
+          ];
+          
+          # necessary to override nix's defaults which cannot be overriden as others are
+          shellHook = ''
+            export CC="${pkgs.clang}/bin/clang"
+            export CXX="${pkgs.clang}/bin/clang++"
+            export LIBCLANG_PATH="${pkgs.libclang.lib}/lib"
+            rustup override set stable
+            '';
+                  
+          buildInputs = [
+             cargo
+             rustc
+             rustfmt
+             pre-commit
+             rustPackages.clippy
+             openssl
+             pkg-config
+             libgpg-error
+            clang
+            nettle
+            libclang
+            gpgme
+            ];
+          RUST_SRC_PATH = rustPlatform.rustLibSrc;
+        };
+      });
+}
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 00000000..77db547f
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,7 @@
+(import (
+  fetchTarball {
+    url = "https://github.com/edolstra/flake-compat/archive/99f1c2157fba4bfe6211a321fd0ee43199025dbf.tar.gz";
+    sha256 = "0x2jn3vrawwv9xp15674wjz9pixwjyj3j771izayl962zziivbx2"; }
+) {
+  src =  ./.;
+}).shellNix