* lib/rubygems: Update to RubyGems master af60443. Changes include:

* Improved speed of `gem install --ignore-dependencies`.

  * Open read-write for exclusive flock.  [ruby-trunk - Bug #9257]

  * Remove specification before install to prevent infinite loop.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44286 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,13 @@
+Thu Dec 19 12:05:17 2013  Eric Hodel  <drbrain@segment7.net>
+
+	* lib/rubygems:  Update to RubyGems master af60443.  Changes include:
+
+	  * Improved speed of `gem install --ignore-dependencies`.
+
+	  * Open read-write for exclusive flock.  [ruby-trunk - Bug #9257]
+
+	  * Remove specification before install to prevent infinite loop.
+
 Thu Dec 19 11:23:49 2013  Aman Gupta <ruby@tmm1.net>
 
 	* vm_insnhelper.c (vm_call_iseq_setup_normal): simple for loop

lib/rubygems.rb

@@ -764,7 +764,7 @@ module Gem
   # Safely read a file in binary mode on all platforms.
 
   def self.read_binary(path)
-    File.open path, binary_mode do |f|
+    open path, 'rb+' do |f|
       f.flock(File::LOCK_EX)
       f.read
     end

lib/rubygems/commands/install_command.rb

@@ -200,25 +200,31 @@ to write the specification by hand.  For example:
 
     req = Gem::Requirement.create(version)
 
-    inst = Gem::DependencyInstaller.new options
+    if options[:ignore_dependencies]
+      inst = Gem::Installer.new name, options
+      inst.install
+      @installed_specs.push(inst.spec)
+    else
+      inst = Gem::DependencyInstaller.new options
 
-    if options[:explain]
-      request_set = inst.resolve_dependencies name, req
+      if options[:explain]
+        request_set = inst.resolve_dependencies name, req
 
-      puts "Gems to install:"
+        puts "Gems to install:"
 
-      request_set.specs.map { |s| s.full_name }.sort.each do |s|
-        puts "  #{s}"
+        request_set.specs.map { |s| s.full_name }.sort.each do |s|
+          puts "  #{s}"
+        end
+
+        return
+      else
+        inst.install name, req
       end
 
-      return
-    else
-      inst.install name, req
+      @installed_specs.push(*inst.installed_gems)
+
+      show_install_errors inst.errors
     end
-
-    @installed_specs.push(*inst.installed_gems)
-
-    show_install_errors inst.errors
   end
 
   def install_gems # :nodoc:

lib/rubygems/installer.rb

@@ -212,6 +212,8 @@ class Gem::Installer
   def install
     pre_install_checks
 
+    FileUtils.rm_f File.join gem_home, 'specifications', @spec.spec_name
+
     run_pre_install_hooks
 
     # Completely remove any previous gem files

test/rubygems/test_gem_installer.rb

@@ -645,9 +645,11 @@ gem 'other', version
     cache_file = File.join @gemhome, 'cache', @spec.file_name
     stub_exe   = File.join @gemhome, 'bin', 'executable'
     rakefile   = File.join gemdir, 'ext', 'a', 'Rakefile'
+    spec_file  = File.join @gemhome, 'specifications', @spec.spec_name
 
     Gem.pre_install do |installer|
       refute_path_exists cache_file, 'cache file must not exist yet'
+      refute_path_exists spec_file,  'spec file must not exist yet'
       true
     end
 
@@ -655,11 +657,13 @@ gem 'other', version
       assert_path_exists gemdir, 'gem install dir must exist'
       assert_path_exists rakefile, 'gem executable must exist'
       refute_path_exists stub_exe, 'gem executable must not exist'
+      refute_path_exists spec_file, 'spec file must not exist yet'
       true
     end
 
     Gem.post_install do |installer|
       assert_path_exists cache_file, 'cache file must exist'
+      assert_path_exists spec_file,  'spec file must exist'
     end
 
     @newspec = nil