From 54c35f0940921ad43b49686f18e80634ff62d306 Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Wed, 28 Oct 2020 00:33:26 +0100
Subject: [PATCH] systemd: withEfi: move gnu-efi check into assertion

---
 pkgs/os-specific/linux/systemd/default.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkgs/os-specific/linux/systemd/default.nix b/pkgs/os-specific/linux/systemd/default.nix
index 09b828f58751..e4c07baeecc9 100644
--- a/pkgs/os-specific/linux/systemd/default.nix
+++ b/pkgs/os-specific/linux/systemd/default.nix
@@ -86,6 +86,7 @@ assert withImportd ->
 (curl.dev != null && zlib != null && xz != null && libgcrypt != null
   && gnutar != null && gnupg != null && withCompression );
 
+assert withEfi -> (gnu-efi != null);
 assert withRemote -> lib.getDev curl != null;
 assert withCoredump -> withCompression;
 
@@ -269,8 +270,8 @@ stdenv.mkDerivation {
     # more frequent development builds
     "-Dman=true"
 
-    "-Dgnu-efi=${lib.boolToString (withEfi && gnu-efi != null)}"
-  ] ++ lib.optionals (withEfi && gnu-efi != null) [
+    "-Dgnu-efi=${lib.boolToString withEfi}"
+  ] ++ lib.optionals withEfi [
     "-Defi-libdir=${toString gnu-efi}/lib"
     "-Defi-includedir=${toString gnu-efi}/include/efi"
     "-Defi-ldsdir=${toString gnu-efi}/lib"