From df16233130d779fe165c68f3f78064fe9fdba158 Mon Sep 17 00:00:00 2001
From: niten <niten@fudo.org>
Date: Wed, 29 May 2024 17:25:38 -0700
Subject: [PATCH] Add lisp util functions

---
 flake.nix | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/flake.nix b/flake.nix
index bd8a453..588fecf 100644
--- a/flake.nix
+++ b/flake.nix
@@ -74,6 +74,17 @@
           });
         };
 
+        lib = let
+          gatherDependencies = with nixpkgs.lib;
+            pkg:
+            unique (pkg.propagatedBuildInputs
+              ++ (concatMap gatherDepdendencies pkg.propagatedBuildInputs));
+
+          lispSourceRegistry = pkg:
+            nixpkgs.lib.concatStringsSep ":"
+            (map (p: "${p}//") (gatherDependencies pkg));
+        in { inherit gatherDependencies lispSourceRegistry; };
+
         nixosModules = rec {
           default = packages;
           packages = { ... }: {