From 129fcc5eb285ece0f7c414b42bef6281fc4edc42 Mon Sep 17 00:00:00 2001
From: Mats Rauhala <mats.rauhala@iki.fi>
Date: Sun, 30 Jan 2022 11:19:31 +0200
Subject: [PATCH] Initial commit

---
 fix_pam_overlay.nix | 16 ++++++++++++++++
 flake.nix           | 11 +++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 fix_pam_overlay.nix
 create mode 100644 flake.nix

diff --git a/fix_pam_overlay.nix b/fix_pam_overlay.nix
new file mode 100644
index 0000000..4da6535
--- /dev/null
+++ b/fix_pam_overlay.nix
@@ -0,0 +1,16 @@
+# https://github.com/NixOS/nixpkgs/pull/156974
+# https://github.com/NixOS/nixpkgs/pull/156974#issuecomment-1024605671
+final: prev:
+let
+  patchedPkgs = import (builtins.fetchTarball {
+    url = "https://github.com/nixos/nixpkgs/archive/ffdadd3ef9167657657d60daf3fe0f1b3176402d.tar.gz";
+    sha256 = "1nrz4vzjsf3n8wlnxskgcgcvpwaymrlff690f5njm4nl0rv22hkh";
+  }) {
+    inherit (prev) system config;
+    # inherit (prev) overlays;  # not sure
+  };
+  patchedPam = patchedPkgs.pam;
+in {
+  xsecurelock = prev.xsecurelock.override { pam = patchedPam; };
+  # apply the same patch to other packages
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..3634d39
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,11 @@
+# https://github.com/NixOS/nixpkgs/pull/156974
+# https://github.com/NixOS/nixpkgs/pull/156974#issuecomment-1024605671
+{
+  description = "A temporary fix for broken lock screens";
+
+  outputs = { self, nixpkgs }: {
+
+    overlay = import ./fix_pam_overlay.nix;
+
+  };
+}