From: Pierre Ossman <ossman@cendio.se>
Date: Wed, 24 Jan 2024 08:41:32 +0000 (+0100)
Subject: Log when sd_listen_fds() fails
X-Git-Tag: v1.13.90~29^2~2
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=52f438811027ed49c9aff016ac3c41c9ac3dec52;p=tigervnc.git

Log when sd_listen_fds() fails
---

diff --git a/unix/x0vncserver/x0vncserver.cxx b/unix/x0vncserver/x0vncserver.cxx
index 100c15f9..43e68d71 100644
--- a/unix/x0vncserver/x0vncserver.cxx
+++ b/unix/x0vncserver/x0vncserver.cxx
@@ -120,6 +120,11 @@ static void CleanupSignalHandler(int /*sig*/)
 static int createSystemdListeners(std::list<SocketListener*> *listeners)
 {
   int count = sd_listen_fds(0);
+  if (count < 0) {
+    vlog.error("Error getting listening sockets from systemd: %s",
+               strerror(-count));
+    return count;
+  }
 
   for (int i = 0; i < count; ++i)
       listeners->push_back(new TcpListener(SD_LISTEN_FDS_START + i));