From 6274f99225266bb09142d5cea77b5ce0cff049c0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Sch=C3=BC=C3=9Fler?= <mail@stefanschuessler.de>
Date: Mon, 14 May 2012 13:04:46 +0300
Subject: [PATCH] Terminate gracefully upon SIGHUP

Tmux sends SIGHUP when a session is killed which can result in orphaned processes. Adding a SIGHUP handler terminates the processes as expected.
---
 lib/foreman/engine.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/foreman/engine.rb b/lib/foreman/engine.rb
index 0b74a75..34cd624 100644
--- a/lib/foreman/engine.rb
+++ b/lib/foreman/engine.rb
@@ -36,6 +36,7 @@ class Foreman::Engine
 
     trap("TERM") { puts "SIGTERM received"; terminate_gracefully }
     trap("INT")  { puts "SIGINT received";  terminate_gracefully }
+    trap("HUP")  { puts "SIGHUP received";  terminate_gracefully }
 
     assign_colors
     spawn_processes