From b476e5a351b69e4c3acfeacdcddd6fc02de5358e Mon Sep 17 00:00:00 2001
From: Mike Dalessio & Rick Reilly <pair+mdalessio+rreilly@pivotal.io>
Date: Mon, 6 Oct 2014 12:26:59 -0400
Subject: [PATCH] Avoiding unnecessary warning message during cache copy

`cp` emitted "are the same file" messages due to our hardcoding
of the STACK env var to "". this is a band-aid, which should be
completely addressed when we establish our own STACK convention
in cf.
---
 lib/language_pack/cache.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/language_pack/cache.rb b/lib/language_pack/cache.rb
index 478134a4c..88100c679 100644
--- a/lib/language_pack/cache.rb
+++ b/lib/language_pack/cache.rb
@@ -36,6 +36,7 @@ def load(path, dest = nil)
   # @param [String] destination directory
   def copy(from, to)
     return false unless File.exist?(from)
+    return true if File.expand_path(from) == File.expand_path(to) # see story 80029582
     FileUtils.mkdir_p File.dirname(to)
     system("cp -a #{from}/. #{to}")
   end