nobu	2017-02-06 08:52:49 +0900 (Mon, 06 Feb 2017)

  New Revision: 57546

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=57546

  Log:
    rbinstall.rb: Gem::Installer lacks dir_mode option
    
    * tool/rbinstall.rb (bundle-gems): Gem::Installer does not support
      directory permission option, set umask to owner writable.

  Modified files:
    trunk/tool/rbinstall.rb
Index: tool/rbinstall.rb
===================================================================
--- tool/rbinstall.rb	(revision 57545)
+++ tool/rbinstall.rb	(revision 57546)
@@ -845,7 +845,14 @@ install?(:ext, :comm, :gem, :'bundle-gem https://github.com/ruby/ruby/blob/trunk/tool/rbinstall.rb#L845
       inst = Gem::Installer.new(gem, options)
       inst.spec.extension_dir = with_destdir(inst.spec.extension_dir)
       begin
-        Gem::DefaultUserInteraction.use_ui(silent) {inst.install}
+        Gem::DefaultUserInteraction.use_ui(silent) do
+          begin
+            File.umask(022)
+            inst.install
+          ensure
+            File.umask(0222)
+          end
+        end
       rescue Gem::InstallError => e
         next
       end

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