1 files changed, 27 insertions, 0 deletions
diff --git a/trunk/lib/rubygems/ext/rake_builder.rb b/trunk/lib/rubygems/ext/rake_builder.rb
new file mode 100644
index 0000000000..0c64e611a0
--- /dev/null
+++ b/trunk/lib/rubygems/ext/rake_builder.rb
@@ -0,0 +1,27 @@
+#--
+# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
+# All rights reserved.
+# See LICENSE.txt for permissions.
+#++
+
+require 'rubygems/ext/builder'
+
+class Gem::Ext::RakeBuilder < Gem::Ext::Builder
+
+  def self.build(extension, directory, dest_path, results)
+    if File.basename(extension) =~ /mkrf_conf/i then
+      cmd = "#{Gem.ruby} #{File.basename extension}"
+      cmd << " #{ARGV.join " "}" unless ARGV.empty?
+      run cmd, results
+    end
+
+    cmd = ENV['rake'] || 'rake'
+    cmd += " RUBYARCHDIR=#{dest_path} RUBYLIBDIR=#{dest_path}" # ENV is frozen
+
+    run cmd, results
+
+    results
+  end
+
+end
+