Add a linux-builder and a rosetta-builder

This allows for compiling for x86_64 linux on macOS.

flake.lock

@@ -23,11 +23,11 @@
     "emacs-config": {
       "flake": false,
       "locked": {
-        "lastModified": 1740924875,
+        "lastModified": 1745013913,
-        "narHash": "sha256-u0n98s3Lhm7SGY1k65TWQ7a9vWT9nWd2jRXsPquqM0M=",
+        "narHash": "sha256-vOppZSLE0LuVO3GaF0sARwEfdTMtUswbn96B7CNjfQ8=",
         "owner": "larstvei",
         "repo": "dot-emacs",
-        "rev": "56f6827eb3077a60c839b3033b4db626341bb58a",
+        "rev": "72fbff0076f8ef417993510f0047dcc5a3fe1c18",
         "type": "github"
       },
       "original": {
@@ -45,11 +45,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1744513704,
+        "lastModified": 1745014073,
-        "narHash": "sha256-LEPQ9AXJYDHWCFmkkhkbkTwNHaeEEm6+6EE89IePLsE=",
+        "narHash": "sha256-bUErPobuvffGHUqlQzCofTSqa5IVbrc5cj6MH5WrCPo=",
         "owner": "larstvei",
         "repo": "emacs-flake",
-        "rev": "3fc9e43ad2bccb8b27c682629162f564c6e4a773",
+        "rev": "c02fca42d35fb4755a33af6879a8cee8b1668172",
         "type": "github"
       },
       "original": {
@@ -64,11 +64,11 @@
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
-        "lastModified": 1744512440,
+        "lastModified": 1744993365,
-        "narHash": "sha256-6cItqiP/EDLgQdKXyqAGwsYnNITNH3EBV2PA0nVkVBw=",
+        "narHash": "sha256-YAcjnoRJo7m9Sq9uNorkNM33f1oZIigVuNPvUy6y3po=",
         "owner": "nix-community",
         "repo": "emacs-overlay",
-        "rev": "5494c453843359d4b03ace92e06cbf8143ef62b0",
+        "rev": "90642af1fb7ab5e4c6deb221305acf6fc4472582",
         "type": "github"
       },
       "original": {
@@ -118,11 +118,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1744498625,
+        "lastModified": 1745001336,
-        "narHash": "sha256-pL52uCt9CUoTTmysGG91c2FeU7XUvpB7Cep6yon2vDk=",
+        "narHash": "sha256-R4HuzrgYtOYBNmB3lfRxcieHEBO4uSfgHNz4MzWkZ5M=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "db56335ca8942d86f2200664acdbd5b9212b26ad",
+        "rev": "fc09cb7aaadb70d6c4898654ffc872f0d2415df9",
         "type": "github"
       },
       "original": {
@@ -131,13 +131,71 @@
         "type": "github"
       }
     },
+    "nix-rosetta-builder": {
+      "inputs": {
+        "nixos-generators": "nixos-generators",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1745249216,
+        "narHash": "sha256-bNuaIdGrs8LfintWymo9KQTILwVxsw5T6zdfxZY6K0g=",
+        "owner": "cpick",
+        "repo": "nix-rosetta-builder",
+        "rev": "5cf6aa1f3f2fbb70443d33b5ef7779b7c7063392",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cpick",
+        "repo": "nix-rosetta-builder",
+        "type": "github"
+      }
+    },
+    "nixlib": {
+      "locked": {
+        "lastModified": 1736643958,
+        "narHash": "sha256-tmpqTSWVRJVhpvfSN9KXBvKEXplrwKnSZNAoNPf/S/s=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "1418bc28a52126761c02dd3d89b2d8ca0f521181",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "nixos-generators": {
+      "inputs": {
+        "nixlib": "nixlib",
+        "nixpkgs": [
+          "nix-rosetta-builder",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1737057290,
+        "narHash": "sha256-3Pe0yKlCc7EOeq1X/aJVDH0CtNL+tIBm49vpepwL1MQ=",
+        "owner": "nix-community",
+        "repo": "nixos-generators",
+        "rev": "d002ce9b6e7eb467cd1c6bb9aef9c35d191b5453",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixos-generators",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1744463964,
+        "lastModified": 1744932701,
-        "narHash": "sha256-LWqduOgLHCFxiTNYi3Uj5Lgz0SR+Xhw3kr/3Xd0GPTM=",
+        "narHash": "sha256-fusHbZCyv126cyArUwwKrLdCkgVAIaa/fQJYFlCEqiU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "2631b0b7abcea6e640ce31cd78ea58910d31e650",
+        "rev": "b024ced1aac25639f8ca8fdfc2f8c4fbd66c48ef",
         "type": "github"
       },
       "original": {
@@ -149,11 +207,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1744309437,
+        "lastModified": 1744440957,
-        "narHash": "sha256-QZnNHM823am8apCqKSPdtnzPGTy2ZB4zIXOVoBp5+W0=",
+        "narHash": "sha256-FHlSkNqFmPxPJvy+6fNLaNeWnF1lZSgqVCl/eWaJRc4=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "f9ebe33a928b5d529c895202263a5ce46bdf12f7",
+        "rev": "26d499fc9f1d567283d5d56fcf367edd815dba1d",
         "type": "github"
       },
       "original": {
@@ -165,11 +223,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1744502386,
+        "lastModified": 1744536153,
-        "narHash": "sha256-QAd1L37eU7ktL2WeLLLTmI6P9moz9+a/ONO8qNBYJgM=",
+        "narHash": "sha256-awS2zRgF4uTwrOKwwiJcByDzDOdo3Q1rPZbiHQg/N38=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "f6db44a8daa59c40ae41ba6e5823ec77fe0d2124",
+        "rev": "18dd725c29603f582cf1900e0d25f9f1063dbf11",
         "type": "github"
       },
       "original": {
@@ -200,6 +258,7 @@
         "darwin": "darwin",
         "emacs-larstvei": "emacs-larstvei",
         "home-manager": "home-manager",
+        "nix-rosetta-builder": "nix-rosetta-builder",
         "nixpkgs": "nixpkgs_3"
       }
     },

flake.nix

@@ -13,11 +13,15 @@
       url = "github:nix-community/home-manager";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+    nix-rosetta-builder = {
+      url = "github:cpick/nix-rosetta-builder";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
     emacs-larstvei.url = "github:larstvei/emacs-flake";
   };
 
   outputs =
-    { darwin, home-manager, ... }@inputs:
+    { darwin, home-manager, nix-rosetta-builder, ... }@inputs:
     {
       darwinConfigurations."larstvei-macbookpro" = darwin.lib.darwinSystem {
         system = "aarch64-darwin";
@@ -26,6 +30,11 @@
           ./modules/core.nix
           ./modules/macos.nix
 
+          nix-rosetta-builder.darwinModules.default
+          {
+            nix-rosetta-builder.onDemand = true;
+          }
+
           home-manager.darwinModules.default
           {
             home-manager = {

modules/core.nix

@@ -3,6 +3,9 @@
   nix = {
     package = pkgs.nix;
 
+
+    linux-builder.enable = true;
+
     settings = {
       experimental-features = [
         "nix-command"

modules/languages.nix

@@ -24,6 +24,7 @@ with pkgs;
         QuickCheck
       ]
     ))
+    cabal-install
     stack
   ];