install.sh: add ability to install non-native architecture

The result is that it now requires to be run only on NixOS but that
should be fine.

1 files changed, 19 insertions, 1 deletions

diff --git a/nixos/modules/compile.nix b/nixos/modules/compile.nix
index 6c42951..ffa339f 100644
--- a/nixos/modules/compile.nix
+++ b/nixos/modules/compile.nix
@@ -17,7 +17,25 @@ with lib;
       max-jobs = 32;
       cores = 0;
     };
-    boot.binfmt.emulatedSystems = [ "armv7l-linux" "aarch64-linux" ];
+    boot.binfmt.registrations = {
+      aarch64-linux = {
+        fixBinary = true;
+        wrapInterpreterInShell = false;
+        interpreter = (lib.systems.elaborate { system = "aarch64-linux"; }).emulator pkgs;
+        magicOrExtension = "\\x7fELF\\x02\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\xb7\\x00";
+        mask = "\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\x00\\xff\\xff\\xff\\xff\\xff\\xff\\x00\\xff\\xfe\\xff\\xff\\xff";
+      };
+      armv7l-linux = {
+        fixBinary = true;
+        wrapInterpreterInShell = false;
+        interpreter = (lib.systems.elaborate { system = "armv7l-linux"; }).emulator pkgs;
+        magicOrExtension = "\\x7fELF\\x01\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\x28\\x00";
+        mask = "\\xff\\xff\\xff\\xff\\xff\\xff\\xff\\x00\\xff\\xff\\xff\\xff\\xff\\xff\\x00\\xff\\xfe\\xff\\xff\\xff";
+      };
+    };
+    nix.settings.extra-platforms = [
+      "aarch64-linux" "armv7l-linux"
+    ];
 
     environment.systemPackages = with pkgs; [
       # Tools