nobu	2015-04-08 01:05:32 +0900 (Wed, 08 Apr 2015)

  New Revision: 50180

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=50180

  Log:
    rbinstall.rb: no post install messages
    
    * tool/rbinstall.rb: suppress post install messages of rdoc for
      older ruby versions.

  Modified files:
    trunk/tool/rbinstall.rb
Index: tool/rbinstall.rb
===================================================================
--- tool/rbinstall.rb	(revision 50179)
+++ tool/rbinstall.rb	(revision 50180)
@@ -679,6 +679,12 @@ end https://github.com/ruby/ruby/blob/trunk/tool/rbinstall.rb#L679
 end
 
 class Gem::Installer
+  install = instance_method(:install)
+  define_method(:install) do
+    spec.post_install_message = nil
+    install.bind(self).call
+  end
+
   generate_bin_script = instance_method(:generate_bin_script)
   define_method(:generate_bin_script) do |filename, bindir|
     generate_bin_script.bind(self).call(filename, bindir)

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