From 31e10ad3238bbbac190bc78629f1257efb89d4a6 Mon Sep 17 00:00:00 2001
From: Solomon Hykes <solomon@docker.com>
Date: Thu, 27 Mar 2014 18:27:32 -0700
Subject: [PATCH] dockerscript: '=' is not a special character

Docker-DCO-1.1-Signed-off-by: Solomon Hykes <solomon@docker.com> (github: shykes)
Upstream-commit: 2b81fb8424eb4ba8c815c856075509d686c383a0
Component: engine
---
 components/engine/pkg/dockerscript/scanner/extra.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/engine/pkg/dockerscript/scanner/extra.go b/components/engine/pkg/dockerscript/scanner/extra.go
index 63302dc523..c3e88b9b3d 100644
--- a/components/engine/pkg/dockerscript/scanner/extra.go
+++ b/components/engine/pkg/dockerscript/scanner/extra.go
@@ -14,7 +14,7 @@ func detectIdent(ch rune) bool {
 	if unicode.IsDigit(ch) {
 		return true
 	}
-	if strings.ContainsRune("_:/+-@%^.!", ch) {
+	if strings.ContainsRune("_:/+-@%^.!=", ch) {
 		return true
 	}
 	return false