From 546af43fbcf0d136b7f460efd99f3409bc0a377d Mon Sep 17 00:00:00 2001
From: Michael Crosby <crosbymichael@gmail.com>
Date: Wed, 17 Feb 2016 13:20:22 -0800
Subject: [PATCH] Check if tty is nil in handler

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
---
 signals.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/signals.go b/signals.go
index 3a06d29f5..f4ea61e88 100644
--- a/signals.go
+++ b/signals.go
@@ -109,5 +109,8 @@ func (h *signalHandler) reap() (exits []exit, err error) {
 }
 
 func (h *signalHandler) Close() error {
-	return h.tty.Close()
+	if h.tty != nil {
+		return h.tty.Close()
+	}
+	return nil
 }