From 8dadcf568c8f9e96f3915e6e0270a2bf8833fd50 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 28 Oct 2023 19:40:43 +0530
Subject: [PATCH] A bad listen_on value should not prevent startup

Ideally we should report the error more verbosely,
maybe someday when I have more time.
---
 kitty/boss.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/kitty/boss.py b/kitty/boss.py
index a05abc7b9..f7a375012 100644
--- a/kitty/boss.py
+++ b/kitty/boss.py
@@ -364,7 +364,12 @@ def __init__(
             self.allow_remote_control = 'n'
         self.listening_on = ''
         if args.listen_on and self.allow_remote_control in ('y', 'socket', 'socket-only', 'password'):
-            listen_fd, self.listening_on = listen_on(args.listen_on)
+            try:
+                listen_fd, self.listening_on = listen_on(args.listen_on)
+            except Exception:
+                log_error(f'Invalid listen_on setting: {args.listen_on}, ignoring')
+                import traceback
+                traceback.print_exc()
         self.child_monitor = ChildMonitor(
             self.on_child_death,
             DumpCommands(args) if args.dump_commands or args.dump_bytes else None,