Deprecation: warn on stderr if RAILS_DEFAULT_LOGGER isn't set yet.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6140 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activesupport/CHANGELOG

@@ -1,9 +1,11 @@
 *SVN*
 
+* Deprecation: warn on stderr if RAILS_DEFAULT_LOGGER isn't set yet.  [Jeremy
+Kemper]
+
 * Optimize Class Inheritable Attributes so that unnecessary hashes are not created.  Closes #7472 [Bruce Perens]
 
-* Ruby 1.8-cvs and 1.9 define a private Time#to_date that overrides Active
-Support. Make it public to preserve compatibility.  [Jeremy Kemper]
+* Ruby 1.8-cvs and 1.9 define a private Time#to_date that overrides Active Support. Make it public to preserve compatibility.  [Jeremy Kemper]
 
 * Full test coverage for Inflector.  #7228 [Dan Kubb]
 

activesupport/lib/active_support/deprecation.rb

@@ -13,8 +13,9 @@ module ActiveSupport
                          $stderr.puts callstack.join("\n  ") if debug
                        },
       'development' => Proc.new { |message, callstack|
-                         RAILS_DEFAULT_LOGGER.warn message
-                         RAILS_DEFAULT_LOGGER.debug callstack.join("\n  ") if debug
+                         logger = defined?(::RAILS_DEFAULT_LOGGER) ? ::RAILS_DEFAULT_LOGGER : Logger.new($stderr)
+                         logger.warn message
+                         logger.debug callstack.join("\n  ") if debug
                        }
     }