all: refactor to follow RFC140

pkgs/by-name/pa/pam_gnupg/package.nix

@@ -0,0 +1,35 @@
+{ stdenv
+, lib
+, fetchFromGitHub
+
+, autoreconfHook
+, gnupg
+, pam
+}:
+
+stdenv.mkDerivation rec {
+  pname = "pam-gnupg";
+  version = "0.1";
+
+  src = fetchFromGitHub {
+    owner = "cruegge";
+    repo = "pam-gnupg";
+    rev = "v${version}";
+    sha256 = "0b70mazyvcbg6xyqllm62rwhbz0y94pcy202db1qyy4w8466bhsw";
+  };
+
+  nativeBuildInputs = [
+    autoreconfHook
+    gnupg
+  ];
+  buildInputs = [ pam ];
+
+  configureFlags = [ "--with-moduledir=\${out}/lib/security" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/cruegge/pam-gnupg";
+    description = "Unlock GnuPG keys on login";
+    license = licenses.gpl3;
+    platforms = pam.meta.platforms;
+  };
+}