From 22d9456b7917fe96fa81fd1d994073312753af8b Mon Sep 17 00:00:00 2001
From: drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 17 Apr 2012 20:50:00 +0000
Subject: * lib/rubygems:  Update to RubyGems 1.8.22 plus r33517 and r35337
 which   were ported to the rubygems git repository.

  See https://github.com/rubygems/rubygems/blob/1.8/History.txt for
  changes since 1.8.11.
* test/rubygems:  ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35370 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/rubygems.rb | 80 +++++++++++++++++++++++++++++++++++----------------------
 1 file changed, 50 insertions(+), 30 deletions(-)

(limited to 'lib/rubygems.rb')

diff --git a/lib/rubygems.rb b/lib/rubygems.rb
index c8f969224c..6c974fbc3d 100644
--- a/lib/rubygems.rb
+++ b/lib/rubygems.rb
@@ -7,7 +7,9 @@
 
 module Gem
   QUICKLOADER_SUCKAGE = RUBY_VERSION =~ /^1\.9\.1/
-  GEM_PRELUDE_SUCKAGE = RUBY_VERSION =~ /^1\.9\.2/
+
+  # Only MRI 1.9.2 has the custom prelude.
+  GEM_PRELUDE_SUCKAGE = RUBY_VERSION =~ /^1\.9\.2/ && RUBY_ENGINE == "ruby"
 end
 
 if Gem::GEM_PRELUDE_SUCKAGE and defined?(Gem::QuickLoader) then
@@ -118,7 +120,7 @@ require "rubygems/deprecate"
 # -The RubyGems Team
 
 module Gem
-  VERSION = '1.8.11'
+  VERSION = '1.8.21'
 
   ##
   # Raised when RubyGems is unable to load or activate a gem.  Contains the
@@ -256,7 +258,7 @@ module Gem
 
     Gem.path.each do |gemdir|
       each_load_path all_partials(gemdir) do |load_path|
-        result << gemdir.add(load_path).expand_path
+        result << load_path
       end
     end
 
@@ -442,10 +444,10 @@ module Gem
   # problem, then we will silently continue.
 
   def self.ensure_gem_subdirectories dir = Gem.dir
-    require 'fileutils'
-
     old_umask = File.umask
-    File.umask old_umask | 022
+    File.umask old_umask | 002
+
+    require 'fileutils'
 
     %w[cache doc gems specifications].each do |name|
       subdir = File.join dir, name
@@ -639,35 +641,54 @@ module Gem
     index
   end
 
+  @yaml_loaded = false
+
   ##
   # Loads YAML, preferring Psych
 
   def self.load_yaml
-    begin
-      gem 'psych', '~> 1.2', '>= 1.2.1' unless ENV['TEST_SYCK']
-    rescue Gem::LoadError
-      # It's OK if the user does not have the psych gem installed.  We will
-      # attempt to require the stdlib version
-    end
+    return if @yaml_loaded
 
-    begin
-      # Try requiring the gem version *or* stdlib version of psych.
-      require 'psych' unless ENV['TEST_SYCK']
-    rescue ::LoadError
-    ensure
-      require 'yaml'
-    end
+    test_syck = ENV['TEST_SYCK']
 
-    # Hack to handle syck's DefaultKey bug with psych.
-    # See the note at the top of lib/rubygems/requirement.rb for
-    # why we end up defining DefaultKey more than once.
-    if !defined? YAML::Syck
-      YAML.module_eval do
-          const_set 'Syck', Module.new {
-            const_set 'DefaultKey', Class.new
-          }
+    unless test_syck
+      begin
+        gem 'psych', '~> 1.2', '>= 1.2.1'
+      rescue Gem::LoadError
+        # It's OK if the user does not have the psych gem installed.  We will
+        # attempt to require the stdlib version
+      end
+
+      begin
+        # Try requiring the gem version *or* stdlib version of psych.
+        require 'psych'
+      rescue ::LoadError
+        # If we can't load psych, thats fine, go on.
+      else
+        # If 'yaml' has already been required, then we have to
+        # be sure to switch it over to the newly loaded psych.
+        if defined?(YAML::ENGINE) && YAML::ENGINE.yamler != "psych"
+          YAML::ENGINE.yamler = "psych"
         end
+
+        require 'rubygems/psych_additions'
+        require 'rubygems/psych_tree'
+      end
     end
+
+    require 'yaml'
+
+    # If we're supposed to be using syck, then we may have to force
+    # activate it via the YAML::ENGINE API.
+    if test_syck and defined?(YAML::ENGINE)
+      YAML::ENGINE.yamler = "syck" unless YAML::ENGINE.syck?
+    end
+
+    # Now that we're sure some kind of yaml library is loaded, pull
+    # in our hack to deal with Syck's DefaultKey ugliness.
+    require 'rubygems/syck_hack'
+
+    @yaml_loaded = true
   end
 
   ##
@@ -987,9 +1008,8 @@ module Gem
 
   def self.loaded_path? path
     # TODO: ruby needs a feature to let us query what's loaded in 1.8 and 1.9
-    $LOADED_FEATURES.find { |s|
-      s =~ /(^|\/)#{Regexp.escape path}#{Regexp.union(*Gem.suffixes)}$/
-    }
+    re = /(^|\/)#{Regexp.escape path}#{Regexp.union(*Gem.suffixes)}$/
+    $LOADED_FEATURES.any? { |s| s =~ re }
   end
 
   ##
-- 
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