From 17188f078d4e7186bb1d9128c2a96164da77508b Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Tue, 7 May 2013 23:09:34 -0700
Subject: [PATCH] Get packer compiling again

---
 packer.go | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/packer.go b/packer.go
index 7a04d4cce..57cc8bf0e 100644
--- a/packer.go
+++ b/packer.go
@@ -21,10 +21,10 @@ func main() {
 
 	envConfig := packer.DefaultEnvironmentConfig()
 	envConfig.Commands = commandKeys
-	envConfig.CommandFunc = func(n string) packer.Command {
+	envConfig.CommandFunc = func(n string) (packer.Command, error) {
 		commandBin, ok := commands[n]
 		if !ok {
-			return nil
+			return nil, nil
 		}
 
 		return plugin.Command(exec.Command(commandBin))
@@ -36,5 +36,6 @@ func main() {
 		os.Exit(1)
 	}
 
-	os.Exit(env.Cli(os.Args[1:]))
+	exitCode, _ := env.Cli(os.Args[1:])
+	os.Exit(exitCode)
 }