nix: basic flake for building Redox with Nix

flake.lock

+{
+  "nodes": {
+    "flake-utils": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1704420045,
+        "narHash": "sha256-C36QmoJd5tdQ5R9MC1jM7fBkZW9zBUqbUCsgwS6j4QU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "c1be43e8e837b8dbee2b3665a007e761680f0c3d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-23.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs_2": {
+      "locked": {
+        "lastModified": 1681358109,
+        "narHash": "sha256-eKyxW4OohHQx9Urxi7TQlFBTDWII+F+x2hklDOQPB50=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "96ba1c52e54e74c3197f4d43026b3f3d92e83ff9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "rust-overlay": "rust-overlay"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nixpkgs": "nixpkgs_2"
+      },
+      "locked": {
+        "lastModified": 1704593904,
+        "narHash": "sha256-nDoXZDTRdgF3b4n3m011y99nYFewvOl9UpzFvP8Rb3c=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "c36fd70a99decfa6e110c86f296a97613034a680",
+        "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

+{
+  description = "Redox";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11";
+    rust-overlay.url = "github:oxalica/rust-overlay";
+  };
+
+  outputs = inputs @ {
+    nixpkgs,
+    rust-overlay,
+    ...
+  }: let
+    systems = [
+      "x86_64-linux"
+      "aarch64-linux"
+    ];
+    forAllSystems = nixpkgs.lib.genAttrs systems;
+
+    nixpkgsFor = system:
+      import nixpkgs {
+        inherit system;
+        overlays = [
+          (import rust-overlay)
+        ];
+      };
+  in {
+    devShells = forAllSystems (system: let
+      pkgs = nixpkgsFor system;
+    in rec {
+      default = redox;
+      redox = pkgs.mkShell {
+        NIX_SHELL_BUILD = "1";
+        shellHook = '''';
+        buildInputs = with pkgs; [
+          cmake
+          fuse
+          gperf
+          perl
+          perl538Packages.HTMLParser
+          perl538Packages.Po4a
+          nasm
+          wget
+          texinfo
+          bison
+          flex
+          autoconf
+          automake
+          curl
+          file
+          gnupatch
+          gnumake
+          scons
+          waf
+          expat
+          gmp
+          libtool
+          libpng
+          libjpeg
+          SDL
+          m4
+          pkgconf
+          syslinux
+          meson
+          (python3.withPackages (ps: with ps; [mako]))
+          xdg-utils
+          zip
+          unzip
+          doxygen
+          lua
+          ant
+          protobuf
+          llvmPackages_17.clang
+          llvmPackages_17.llvm
+
+          qemu_kvm
+
+          (rust-bin.fromRustupToolchainFile ./rust-toolchain.toml)
+        ];
+      };
+    });
+  };
+}

mk/depends.mk

 # Dependencies
 
+# Don't check for Rust/Cargo if you will be using Nix
+ifneq ($(NIX_SHELL_BUILD),1)
+
 # Don't check for Rust/Cargo if you will be using Podman
 ifneq ($(PODMAN_BUILD),1)
 
@@ -26,3 +29,4 @@ $(error just $(JUST_VERSION) not found, run "cargo install --force --version $(J
 endif
 
 endif
+endif
\ No newline at end of file