From b8fe0bc3471adcbb0a790ab74e750ce16d97b80c Mon Sep 17 00:00:00 2001
From: Simon Thulbourn <simon+github@thulbourn.com>
Date: Sun, 7 Dec 2014 19:46:25 +0000
Subject: [PATCH] bails out of virtualbox driver quickly if it doesn't exist.

Signed-off-by: Simon Thulbourn <simon+github@thulbourn.com>
---
 drivers/virtualbox/virtualbox.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/virtualbox/virtualbox.go b/drivers/virtualbox/virtualbox.go
index f62a468dab..75234764df 100644
--- a/drivers/virtualbox/virtualbox.go
+++ b/drivers/virtualbox/virtualbox.go
@@ -91,6 +91,10 @@ func (d *Driver) Create() error {
 		isoURL string
 	)
 
+	if err = vbm("--version"); err != nil {
+		return err
+	}
+
 	d.SSHPort, err = getAvailableTCPPort()
 	if err != nil {
 		return err