From 3ade895e30f03db75d9a20f0f6865b097a85ba85 Mon Sep 17 00:00:00 2001
From: Sam Mousa <sam@mousa.nl>
Date: Wed, 14 Jan 2015 20:56:37 +0100
Subject: [PATCH] Fix parameters used to check if ssh-keygen exists to prevent
 an indefinite hang.

Closes #764
---
 PHPCI/Helper/SshKey.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/PHPCI/Helper/SshKey.php b/PHPCI/Helper/SshKey.php
index ca12a815..47bd85bd 100644
--- a/PHPCI/Helper/SshKey.php
+++ b/PHPCI/Helper/SshKey.php
@@ -63,7 +63,7 @@ class SshKey
      */
     public function canGenerateKeys()
     {
-        $keygen = @shell_exec('ssh-keygen -h');
+        $keygen = @shell_exec('ssh-keygen --help');
         $canGenerateKeys = !empty($keygen);
 
         return $canGenerateKeys;