From b4b94856ac3f833a3f2efbd3cc2844f595e251e7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Krist=C3=B3f=20T=C3=B3th?= <mrtoth@strongds.hu>
Date: Fri, 20 Mar 2026 19:29:43 +0100
Subject: [PATCH] Skip run_user overlay when runtime dir is unknown

---
 src/blacklist.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/blacklist.rs b/src/blacklist.rs
index 59812b5..46a7c8f 100644
--- a/src/blacklist.rs
+++ b/src/blacklist.rs
@@ -41,7 +41,9 @@ pub fn resolve_overlays(ctx: &PathContext) -> Result<BlacklistOverlays, SandboxE
 pub fn resolve_path_context() -> Result<PathContext, SandboxError> {
     let home = std::env::var("HOME").map_err(|_| SandboxError::HomeNotSet)?;
     let run_user = std::env::var("XDG_RUNTIME_DIR")
-        .unwrap_or_else(|_| resolve_run_user_from_proc().unwrap_or_else(|| "/run/user/0".into()));
+        .ok()
+        .or_else(resolve_run_user_from_proc)
+        .unwrap_or_default();
     Ok(PathContext { home, run_user })
 }