From 804b1180fe452e13d1b0444f72f415f505ccba57 Mon Sep 17 00:00:00 2001
From: "Dirk-Jan C. Binnema" <djcb@djcbsoftware.nl>
Date: Wed, 19 Nov 2025 22:30:25 +0200
Subject: [PATCH] mu-server: improve error message for temp-file

Make it clear what exactly could not be created.
---
 lib/mu-server.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/mu-server.cc b/lib/mu-server.cc
index 9aae7cfe..35d38b31 100644
--- a/lib/mu-server.cc
+++ b/lib/mu-server.cc
@@ -65,7 +65,8 @@ struct OutputStream {
 				  mu_format("mu-{}.eld", g_get_monotonic_time()))},
 		out_{std::ofstream{fname_}} {
 		if (!out().good())
-			throw Mu::Error{Error::Code::File, "failed to create temp-file"};
+			throw Mu::Error{Error::Code::File,
+				"failed to create temp-file '{}'", fname_};
 	}
 	/**
 	 * Construct an OutputStream for a stringstream