[Backport #8682]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@42170 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

  The patch provided by drbrain (Eric Hodel). [ruby-core:55896]
  [Backport #8617]

* test/rubygems:  Tests for the above.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@42117 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* lib/rubygems/ext/builder.rb (Gem::Ext::Builder.make): Pass
	  DESTDIR via command line to override what's in MAKEFLAGS.  This
	  fixes an installation problem under a package building
	  environment where DESTDIR is specified in the (parent) command
	  line. [Fixes GH-327]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@41635 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* lib/rubygems/commands/setup_command.rb:  Don't delete non-rubygems
	  files when installing RubyGems.

	* test/rubygems/test_gem_commands_setup_command.rb:  Test for the
	  above.

	* lib/rubygems/ext/ext_conf_builder.rb:  Use full path to siteconf.rb
	  in case the extconf.rb changes directories (like memcached does).

	* lib/rubygems/package.rb:  Remove double slash from path.

	* test/rubygems/test_gem_package.rb:  Test for the above.

	* test/rubygems/test_gem_package_old.rb:  ditto.

	* lib/rubygems/source.rb:  Revert automatic HTTPS upgrade

	* lib/rubygems/spec_fetcher.rb:  ditto.

	* test/rubygems/test_gem_remote_fetcher.rb:  ditto.

	* test/rubygems/test_gem_source.rb:  ditto.

	* test/rubygems/test_gem_spec_fetcher.rb:  ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39802 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* lib/rubygems/ext/ext_conf_builder.rb (Gem::Ext::ExtConfBuilder.build):
	  it is impossible to predict which file will be installed to where,
	  by the arguments, so use intermediate destination directory always.
	  [Bug #7698]

	* lib/rubygems/ext/ext_conf_builder.rb (Gem::Ext::ExtConfBuilder.build):
	  it is impossible to predict which file will be installed to where,
	  by the arguments, so use intermediate destination directory always.
	  [Bug #7698]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39801 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* lib/rubygems.rb:  Bump version to 2.0.1 for upcoming bugfix release

	* lib/rubygems/ext/ext_conf_builder.rb:  Restore ruby 1.8 compatibility
	  for [Bug #9698]

	* test/rubygems/test_gem_installer.rb:  Ditto.

	* lib/rubygems/package.rb:  Restore ruby 1.8 compatibility.

	* test/rubygems/test_gem_dependency_installer.rb:  Fix warnings


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39795 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* lib/rubygems/ext/ext_conf_builder.rb (Gem::Ext::ExtConfBuilder.build):
	  clear DESTDIR so RUBYARCHDIR and RUBYLIBDIR are not be overrdden.
	  [Bug #7698]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39792 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* lib/rubygems/ext/ext_conf_builder.rb (Gem::Ext::ExtConfBuilder.build):
	  fix for unusal cases again.  install to a temporary directory once
	  and move instaled files to the destination directory, if it is same
	  as the current directory.  [Bug #7698]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39791 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* lib/rubygems/ext/ext_conf_builder.rb
	  (Gem::Ext::ExtConfBuilder.hack_for_obsolete_sytle_gems): remove
	  circular dependencies for old style gems which locate extconf.rb on
	  the toplevel.  [ruby-core:53059] [ruby-trunk - Bug #7698]
	  (Gem::Ext::ExtConfBuilder.hack_for_obsolete_style_gems): remove

	* lib/rubygems/ext/ext_conf_builder.rb
	  (Gem::Ext::ExtConfBuilder.hack_for_obsolete_style_gems): remove
	  circular dependencies in install-so too.  [ruby-core:52882]
	  [Bug #7698]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39790 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

	* lib/rubygems/ext/ext_conf_builder.rb (Gem::Ext::ExtConfBuilder.build):
	  use RUBYOPT instead of -r option, and revert some tests.  [Bug #7698]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39789 b2dd03c8-39d4-4d8f-98ff-823fe69b080e