From 20ba3c945a7c5129852c70fa5722287be433d35d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakub=20Sko=C5=99epa?= <jakub@skorepa.info>
Date: Wed, 14 Mar 2018 18:15:38 +0100
Subject: [PATCH] Use signal-exit package to detect exit instead of
 process.on('exit')

Fixes #21
---
 lockfile.js  | 3 ++-
 package.json | 4 +++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/lockfile.js b/lockfile.js
index fd49717..b3cfd2e 100644
--- a/lockfile.js
+++ b/lockfile.js
@@ -30,7 +30,8 @@ function hasOwnProperty (obj, prop) {
   return Object.prototype.hasOwnProperty.call(obj, prop)
 }
 
-process.on('exit', function () {
+var onExit = require('signal-exit')
+onExit(function () {
   debug('exit listener')
   // cleanup
   Object.keys(locks).forEach(exports.unlockSync)
diff --git a/package.json b/package.json
index 5e2f70c..4c58750 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,9 @@
   "directories": {
     "test": "test"
   },
-  "dependencies": {},
+  "dependencies": {
+    "signal-exit": "^3.0.2"
+  },
   "devDependencies": {
     "tap": "^7.1.2",
     "touch": "0"