From 9dc1290215f8ab91be20c67410eedf4dc95a5c64 Mon Sep 17 00:00:00 2001
From: Ethan Mick <ethan@ethanmick.com>
Date: Tue, 23 Jan 2018 20:06:50 -0500
Subject: [PATCH] Fix error message compare

As explained here: https://github.com/mitchellh/go-homedir/issues/18

The exec.ErrNotFound error is returned, but this error is wrapped by
exec.Error() so the returned error will never be exec.ErrNotFound.
---
 homedir.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/homedir.go b/homedir.go
index 47e1f9e..b14ec48 100644
--- a/homedir.go
+++ b/homedir.go
@@ -88,7 +88,7 @@ func dirUnix() (string, error) {
 	cmd.Stdout = &stdout
 	if err := cmd.Run(); err != nil {
 		// If the error is ErrNotFound, we ignore it. Otherwise, return it.
-		if err != exec.ErrNotFound {
+		if strings.HasSufix(err.Error(), err.ErrNotFound.Error()) {
 			return "", err
 		}
 	} else {