From a69c628c346b7f0986db13b2192f27d8717c6a94 Mon Sep 17 00:00:00 2001
From: Daniel Langbein <daniel@systemli.org>
Date: Wed, 8 Nov 2023 11:12:45 +0100
Subject: [PATCH] fix: veracrypt

---
 modules/veracrypt.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/modules/veracrypt.nix b/modules/veracrypt.nix
index 9e7607b..4dc23d7 100644
--- a/modules/veracrypt.nix
+++ b/modules/veracrypt.nix
@@ -1,7 +1,12 @@
-{ config, pkgs, ... }:
+{ config, pkgs, lib, ... }:
 {
   # Looks as if TrueCrypt is unfree software
   #   https://github.com/NixOS/nixpkgs/blob/5d017a8822e0907fb96f7700a319f9fe2434de02/pkgs/applications/misc/veracrypt/default.nix#L59
+
+  # Allow installation of unfree software Veracrypt.
+  # Alternatively, run Veracrypt with
+  #   NIXPKGS_ALLOW_UNFREE=1 nix-shell -p veracrypt
+  # https://nixos.wiki/wiki/Unfree_Software
   nixpkgs.config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [
     "veracrypt"
   ];