Add flake configuration

flake.lock

@@ -0,0 +1,82 @@
+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1726560853,
+        "narHash": "sha256-X6rJYSESBVr3hBoH0WbKE5KvhPU5bloyZ2L4K60/fPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c1dfcf08411b08f6b8615f7d8971a2bfa81d5e8a",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1727937504,
+        "narHash": "sha256-LArYFBmjtUeoCyrVM5volpdqeRczRnYH20AZaeTMD+o=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "2497fcbfa209055362f1029dcbd6bf9c928e937b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1727922550,
+        "narHash": "sha256-pJoN5Qd83coaoEJmpkxw+cuh89IJORvLm8qyw3GMLIQ=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "5e3eee4bc42a2504653bedfe95bceda9a1e85ae7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  description = "DRM test rust configuration";
+
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+
+  outputs = { self, nixpkgs, flake-utils, rust-overlay }:
+    flake-utils.lib.eachSystem flake-utils.lib.allSystems (system:
+      let
+        overlays = [ (import rust-overlay) ];
+        pkgs = import nixpkgs {
+          inherit system overlays;
+        };
+        rust = pkgs.rust-bin.fromRustupToolchainFile ./rust-toolchain.toml;
+
+        rustPlatform = pkgs.recurseIntoAttrs (pkgs.makeRustPlatform {
+          rustc = rust;
+          cargo = rust;
+        });
+
+        libs = with pkgs; [ ]
+          ++ pkgs.lib.optional pkgs.stdenv.hostPlatform.isDarwin [ pkgs.darwin.apple_sdk.frameworks.SystemConfiguration ];
+      in
+      {
+        devShells = {
+          default = pkgs.mkShell {
+            nativeBuildInputs = with pkgs; [
+              (rust.override { extensions = ["rust-src" "rust-analyzer"]; })
+              pkg-config
+            ];
+
+            buildInputs = libs;
+          };
+        };
+
+        packages = {
+          default = rustPlatform.buildRustPackage {
+            pname = "drm_test";
+            version = "0.1.0";
+
+            src = ./.;
+
+            nativeBuildInputs = with pkgs; [ pkg-config ];
+            buildInputs = libs;
+
+            cargoLock = {
+              lockFile = ./Cargo.lock;
+            };
+          };
+        };
+      });
+}

rust-toolchain.toml

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+[toolchain]
+channel = "1.81.0"