From bd89d0cba5a20a2d2f76c4d98e3e70553973c7e7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 29 Oct 2012 18:08:56 +0000
Subject: rbconfig/obsolete.rb: Config

* lib/rbconfig/obsolete.rb (Config): re-introduce warnings for a
  lame-duck.  [ruby-core:46836] [Bug #6809]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37386 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/rbconfig/obsolete.rb | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 lib/rbconfig/obsolete.rb

(limited to 'lib/rbconfig/obsolete.rb')

diff --git a/lib/rbconfig/obsolete.rb b/lib/rbconfig/obsolete.rb
new file mode 100644
index 0000000000..8669186083
--- /dev/null
+++ b/lib/rbconfig/obsolete.rb
@@ -0,0 +1,38 @@
+module ::RbConfig
+  module Obsolete
+  end
+  class << Obsolete
+    def _warn_
+      loc, = caller_locations(2, 1)
+      loc = "#{loc.to_s}: " if loc
+      warn "#{loc}Use RbConfig instead of obsolete and deprecated Config."
+      self
+    end
+
+    def const_missing(name)
+      _warn_
+      ::RbConfig.const_get(name)
+    end
+
+    def method_missing(*args, &block)
+      _warn_
+      rbconfig = ::RbConfig
+      result = rbconfig.__send__(*args, &block)
+      result = rbconfig if rbconfig.equal?(result)
+      result
+    end
+
+    def respond_to_missing?(*args, &block)
+      _warn_
+      ::RbConfig.respond_to_missing?(*args, &block)
+    end
+  end
+end
+
+::Config = ::RbConfig::Obsolete._warn_
+=begin
+def Object.const_missing(name)
+  return super unless name == :Config
+  ::RbConfig::Obsolete._warn_
+end
+=end
-- 
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