From 141a58f9cfc3ed637969c150f0b63b33ec7b2816 Mon Sep 17 00:00:00 2001
From: Peter Kling <peter.kling@uni-hamburg.de>
Date: Thu, 29 Aug 2024 20:47:37 +0200
Subject: [PATCH] provide RUNTIME_DIRECTORY manually if not given by systemd

---
 modules/services/syncthing.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/modules/services/syncthing.nix b/modules/services/syncthing.nix
index a87f5c3e7..7431d30ec 100644
--- a/modules/services/syncthing.nix
+++ b/modules/services/syncthing.nix
@@ -50,6 +50,7 @@ let
   cat = "${pkgs.coreutils}/bin/cat";
   curl = "${pkgs.curl}/bin/curl";
   install = "${pkgs.coreutils}/bin/install";
+  mktemp = "${pkgs.coreutils}/bin/mktemp";
   syncthing = "${pkgs.syncthing}/bin/syncthing";
 
   copyKeys = pkgs.writers.writeBash "syncthing-copy-keys" ''
@@ -67,6 +68,10 @@ let
   '';
 
   curlShellFunction = ''
+    # systemd sets and creates RUNTIME_DIRECTORY on Linux
+    # on Darwin, we create it manually via mktemp
+    RUNTIME_DIRECTORY="''${RUNTIME_DIRECTORY:=$(${mktemp} -d)}"
+
     curl() {
         # get the api key by parsing the config.xml
         while