From f5951c55f7e2df8163b69ab41132b4df34ed28e0 Mon Sep 17 00:00:00 2001
From: "Ricardo M. Correia" <rcorreia@wizy.org>
Date: Thu, 14 Apr 2016 13:38:47 +0200
Subject: [PATCH] nixos.locate: fix update-locatedb service failure

It was failing with a `Read-only filesystem` failure due to the systemd
service option `ReadWriteDirectories` not being correctly configured.

Fixes #14132
---
 nixos/modules/misc/locate.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/misc/locate.nix b/nixos/modules/misc/locate.nix
index 5b560cedc623..27a0fa6cf3d4 100644
--- a/nixos/modules/misc/locate.nix
+++ b/nixos/modules/misc/locate.nix
@@ -88,7 +88,7 @@ in {
         serviceConfig.PrivateNetwork = "yes";
         serviceConfig.NoNewPrivileges = "yes";
         serviceConfig.ReadOnlyDirectories = "/";
-        serviceConfig.ReadWriteDirectories = cfg.output;
+        serviceConfig.ReadWriteDirectories = dirOf cfg.output;
       };
 
     systemd.timers.update-locatedb = mkIf cfg.enable