1 files changed, 10 insertions, 1 deletions
diff --git a/tasks/ruby_ext.rake b/tasks/ruby_ext.rake
index 38dfff0a3..4c6d3ca76 100644
--- a/tasks/ruby_ext.rake
+++ b/tasks/ruby_ext.rake
@@ -22,7 +22,7 @@ class String
     if params.is_a?(Hash)
       str = self.clone
       params.each do |k, v|
-        str.gsub!("%{#{k}}", v)
+        str.gsub!("%{#{k}}") { v }
       end
       str
     else
@@ -42,6 +42,15 @@ class Symbol
   end
 end
 
+module Enumerable
+  # Compatible with 1.9 on 1.8
+  def each_with_object(memo)
+    return to_enum :each_with_object, memo unless block_given?
+    each { |obj| yield obj, memo }
+    memo
+  end
+end
+
 $pp_show = true
 
 if $verbose.nil?