From d060978b65b510b3da2f81c9d6e8a66197cdf2d5 Mon Sep 17 00:00:00 2001
From: Bruno BELANYI <bruno@belanyi.fr>
Date: Tue, 5 Sep 2023 16:20:03 +0000
Subject: [PATCH] home: direnv: allow unfree 'use pkgs'

---
 home/direnv/lib/nix.sh | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/home/direnv/lib/nix.sh b/home/direnv/lib/nix.sh
index e05025b..ec8fa88 100644
--- a/home/direnv/lib/nix.sh
+++ b/home/direnv/lib/nix.sh
@@ -23,6 +23,11 @@ use_pkgs() {
                 args+=(--impure)
                 shift
                 ;;
+            -u|--unfree)
+                args+=(--impure)
+                export NIXPKGS_ALLOW_UNFREE=1
+                shift
+                ;;
             --)
                 shift
                 break
@@ -46,4 +51,7 @@ use_pkgs() {
 
     # shellcheck disable=2154
     direnv_load nix shell "${args[@]}" "${packages[@]}" --command "$direnv" dump
+
+    # Clean-up after ourselves (assumes the user does not set them before us)
+    unset NIXPKGS_ALLOW_UNFREE
 }