From fcf757f7155b0a39285e79b882bdf29010f5168c Mon Sep 17 00:00:00 2001
From: Dave Conway-Jones <conway@uk.ibm.com>
Date: Fri, 31 Jan 2020 18:11:58 +0000
Subject: [PATCH] catch mode signals to allow clean context flush on shutdown

(yes the name is intentionally ironic)
Code pattern copied from https://nodejs.org/api/process.html#process_signal_events
---
 packages/node_modules/node-red/red.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/packages/node_modules/node-red/red.js b/packages/node_modules/node-red/red.js
index 26b6d1fc8..e758a00f3 100755
--- a/packages/node_modules/node-red/red.js
+++ b/packages/node_modules/node-red/red.js
@@ -342,8 +342,14 @@ process.on('uncaughtException',function(err) {
     process.exit(1);
 });
 
-process.on('SIGINT', function () {
+function brexit() {
     RED.stop().then(function() {
         process.exit();
     });
-});
+}
+
+process.on('SIGINT', brexit);
+process.on('SIGTERM', brexit);
+process.on('SIGHUP', brexit);
+process.on('SIGUSR2', brexit);  // for nodemon restart
+process.on('SIGBREAK', brexit); // for windows ctrl-break