From c2d19e9c4338e36a2f2176537a4f67b3ee59f4e7 Mon Sep 17 00:00:00 2001
From: Eric Paris <eparis@redhat.com>
Date: Tue, 1 Sep 2015 14:10:55 -0400
Subject: [PATCH] Use the HelpFunc for the --help flag

We were just calling Help() when a user set the --help flag. You could
overwrite how the help subcommand worked with SetHelpFunc, but not now
the --help flag worked.
---
 command.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/command.go b/command.go
index 5bb3058..4ff14b2 100644
--- a/command.go
+++ b/command.go
@@ -582,7 +582,7 @@ func (c *Command) Execute() (err error) {
 	err = cmd.execute(flags)
 	if err != nil {
 		if err == flag.ErrHelp {
-			cmd.Help()
+			cmd.HelpFunc()(cmd, args)
 			return nil
 		}
 		c.Println(cmd.UsageString())