From e5f7bf8442028299833bc3a3323e9a48080d9d80 Mon Sep 17 00:00:00 2001
From: drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 23 Aug 2011 23:04:38 +0000
Subject: * backport r32981 and r32982 from trunk.

* ext/dl:  Add documentation.  Patch by Vincent Batts.
  [Ruby 1.9 - Bug #5192]
* ext/.document (fiddle):  Remove duplicate entry
* ext/fiddle:  Complete documentation of Fiddle.  Patch by Vincent
  Batts.  [#5192]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@33041 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog                                          |  7 ++++++
 NEWS                                               |  2 +-
 lib/rubygems.rb                                    |  6 +++--
 lib/rubygems/commands/uninstall_command.rb         |  4 +++
 .../test_gem_commands_uninstall_command.rb         | 29 ++++++++++++++++++++++
 5 files changed, 45 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index d97d347b86..9821746504 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Wed Aug 24 07:57:43 2011  Eric Hodel  <drbrain@segment7.net>
+
+	* backport r33040 from trunk.
+
+	* lib/rubygems:  Update to RubyGems 1.8.9.  Fixes uninstalling multiple
+	  gems and gem cleanup.
+
 Wed Aug 24 06:45:20 2011  Ryan Davis  <ryand-ruby@zenspider.com>
 
 	* backport r33036 from trunk.
diff --git a/NEWS b/NEWS
index 3cab61b14b..e79d75356e 100644
--- a/NEWS
+++ b/NEWS
@@ -265,7 +265,7 @@ with all sufficient information, see the ChangeLog file.
   * Support Ruby native encoding mechanism and iconv dependency is dropped.
 
 * RubyGems
-  * RubyGems has been upgraded to version 1.8.6.1. For full release notes see
+  * RubyGems has been upgraded to version 1.8.9. For full release notes see
     http://rubygems.rubyforge.org/rubygems-update/History_txt.html
 
 * stringio
diff --git a/lib/rubygems.rb b/lib/rubygems.rb
index 8a7bfea551..f469deb9a8 100644
--- a/lib/rubygems.rb
+++ b/lib/rubygems.rb
@@ -118,7 +118,7 @@ require "rubygems/deprecate"
 # -The RubyGems Team
 
 module Gem
-  VERSION = '1.8.8'
+  VERSION = '1.8.9'
 
   ##
   # Raised when RubyGems is unable to load or activate a gem.  Contains the
@@ -1027,7 +1027,9 @@ module Gem
   # Use the +home+ and +paths+ values for Gem.dir and Gem.path.  Used mainly
   # by the unit tests to provide environment isolation.
 
-  def self.use_paths(home, paths=[])
+  def self.use_paths(home, *paths)
+    paths = nil if paths == [nil]
+    paths = paths.first if Array === Array(paths).first
     self.paths = { "GEM_HOME" => home, "GEM_PATH" => paths }
     # TODO: self.paths = home, paths
   end
diff --git a/lib/rubygems/commands/uninstall_command.rb b/lib/rubygems/commands/uninstall_command.rb
index 61e55f196e..67a3d38bba 100644
--- a/lib/rubygems/commands/uninstall_command.rb
+++ b/lib/rubygems/commands/uninstall_command.rb
@@ -73,6 +73,8 @@ class Gem::Commands::UninstallCommand < Gem::Command
   end
 
   def execute
+    original_path = Gem.path
+
     get_all_gem_names.each do |gem_name|
       begin
         Gem::Uninstaller.new(gem_name, options).uninstall
@@ -80,6 +82,8 @@ class Gem::Commands::UninstallCommand < Gem::Command
         spec = e.spec
         alert("In order to remove #{spec.name}, please execute:\n" \
               "\tgem uninstall #{spec.name} --install-dir=#{spec.installation_path}")
+      ensure
+        Gem.use_paths(*original_path)
       end
     end
   end
diff --git a/test/rubygems/test_gem_commands_uninstall_command.rb b/test/rubygems/test_gem_commands_uninstall_command.rb
index 132c370f11..d76178e86d 100644
--- a/test/rubygems/test_gem_commands_uninstall_command.rb
+++ b/test/rubygems/test_gem_commands_uninstall_command.rb
@@ -17,6 +17,34 @@ class TestGemCommandsUninstallCommand < Gem::InstallerTestCase
     @executable = File.join(@gemhome, 'bin', 'executable')
   end
 
+  def test_execute_mulitple
+    @other = quick_gem 'c'
+    util_make_exec @other
+    util_build_gem @other
+
+    @other_installer = util_installer @other, @gemhome
+
+    ui = Gem::MockGemUi.new
+    util_setup_gem ui
+
+    build_rake_in do
+      use_ui ui do
+        @other_installer.install
+      end
+    end
+
+    @cmd.options[:args] = [@spec.name, @other.name]
+
+    use_ui @ui do
+      @cmd.execute
+    end
+
+    output = @ui.output.split "\n"
+
+    assert_includes output, "Successfully uninstalled #{@spec.full_name}"
+    assert_includes output, "Successfully uninstalled #{@other.full_name}"
+  end
+
   def test_execute_removes_executable
     ui = Gem::MockGemUi.new
     util_setup_gem ui
@@ -91,5 +119,6 @@ class TestGemCommandsUninstallCommand < Gem::InstallerTestCase
     output = @ui.output
     assert_match(/Successfully uninstalled/, output)
   end
+
 end
 
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