lmao perhaps

packages/linux-cachyos/packages-for.nix

@@ -30,6 +30,7 @@
   withHDR ? true,
   withoutDebug ? false,
   pageSize ? "4k",
+  withRust ? false,
   description ? "Linux EEVDF-BORE scheduler Kernel by CachyOS with other patches and improvements",
   # For flakes
   inputs ? { },
@@ -86,6 +87,7 @@ let
       description
       withUpdateScript
       pageSize
+      withRust
       ;
   };
 
@@ -93,15 +95,22 @@ let
   # - First we apply the changes fromt their PKGBUILD using kconfig;
   # - Then we NIXify it (in the update-script);
   # - Last state is importing the NIXified version for building.
-  preparedConfigfile = callPackage ./prepare.nix {
-    inherit
-      cachyConfig
-      stdenv
-      kernel
-      ogKernelConfigfile
-      commonMakeFlags
-      ;
-  };
+  rustPkgs = lib.optionalAttrs withRust (import ./lib/rust-pkgs.nix { inherit pkgs; });
+
+  preparedConfigfile = callPackage ./prepare.nix (
+    {
+      inherit
+        cachyConfig
+        stdenv
+        kernel
+        ogKernelConfigfile
+        commonMakeFlags
+        ;
+    }
+    // lib.optionalAttrs withRust {
+      inherit (rustPkgs) rustc rustBindgen rustLibSrc;
+    }
+  );
   kconfigToNix = callPackage ./lib/kconfig-to-nix.nix {
     configfile = preparedConfigfile;
   };