From b3aab86e8a4746d14a29b6ea377d28f41f39c1af Mon Sep 17 00:00:00 2001
From: Astro <astro@spaceboyz.net>
Date: Wed, 2 Nov 2022 21:49:16 +0100
Subject: [PATCH] nixify

---
 flake.lock | 101 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 flake.nix  |  47 +++++++++++++++++++++++++
 2 files changed, 148 insertions(+)
 create mode 100644 flake.lock
 create mode 100644 flake.nix

diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..c0488c4
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,101 @@
+{
+  "nodes": {
+    "fenix": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-analyzer-src": "rust-analyzer-src"
+      },
+      "locked": {
+        "lastModified": 1667370833,
+        "narHash": "sha256-Xqfhr+G34C6YkcwUPFYVTMN+Sbjog14XBbx7ohe/pX4=",
+        "owner": "nix-community",
+        "repo": "fenix",
+        "rev": "5fe1e430e990d5b0715f82dbd8b6c0cb7086c7e1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "fenix",
+        "type": "github"
+      }
+    },
+    "naersk": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1662220400,
+        "narHash": "sha256-9o2OGQqu4xyLZP9K6kNe1pTHnyPz0Wr3raGYnr9AIgY=",
+        "owner": "nmattia",
+        "repo": "naersk",
+        "rev": "6944160c19cb591eb85bbf9b2f2768a935623ed3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nmattia",
+        "repo": "naersk",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1667292599,
+        "narHash": "sha256-7ISOUI1aj6UKMPIL+wwthENL22L3+A9V+jS8Is3QsRo=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "ef2f213d9659a274985778bff4ca322f3ef3ac68",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "fenix": "fenix",
+        "naersk": "naersk",
+        "nixpkgs": "nixpkgs",
+        "utils": "utils"
+      }
+    },
+    "rust-analyzer-src": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1667322067,
+        "narHash": "sha256-PmIrDg9fAZl0XYlSdwMqhutIQxsQpP5YVEiaBeI3NB8=",
+        "owner": "rust-lang",
+        "repo": "rust-analyzer",
+        "rev": "c1305fa5d92640ce847dc8e6aeefd53cb6302dbf",
+        "type": "github"
+      },
+      "original": {
+        "owner": "rust-lang",
+        "ref": "nightly",
+        "repo": "rust-analyzer",
+        "type": "github"
+      }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "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 0000000..c29b86f
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,47 @@
+{
+  inputs = {
+    utils.url = "github:numtide/flake-utils";
+    naersk.url = "github:nmattia/naersk";
+    naersk.inputs.nixpkgs.follows = "nixpkgs";
+    fenix.url = "github:nix-community/fenix";
+    fenix.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = { self, nixpkgs, utils, fenix, naersk }: {
+    # nixosModule = self.nixosModules.caveman;
+    # nixosModules.caveman = import ./nixos-module.nix { inherit self; };
+  } //
+  utils.lib.eachSystem (with utils.lib.system; [ x86_64-linux aarch64-linux ]) (system: let
+    pkgs = nixpkgs.legacyPackages.${system};
+
+    rust = fenix.packages.${system}.stable.withComponents [
+      "cargo"
+      "rustc"
+      "rust-src"  # just for rust-analyzer
+      "clippy"
+    ];
+
+    # Override the version used in naersk
+    naersk-lib = naersk.lib."${system}".override {
+      cargo = rust;
+      rustc = rust;
+    };
+
+  in rec {
+    packages.default = self.packages.${system}.caveman;
+
+    packages.caveman = naersk-lib.buildPackage {
+      src = ./.;
+      nativeBuildInputs = with pkgs; [ pkg-config ];
+      buildInputs = with pkgs; [ openssl ];
+    };
+
+    # `nix develop`
+    devShells.default = pkgs.mkShell {
+      nativeBuildInputs = [
+        fenix.packages.${system}.rust-analyzer
+      ] ++
+      (with packages.default; nativeBuildInputs ++ buildInputs);
+    };
+  });
+}