File rubygems-1.3.1_buildroot.patch of Package rubygems

Index: lib/rubygems/install_update_options.rb
===================================================================
--- lib/rubygems/install_update_options.rb.orig	2008-06-24 20:56:30.000000000 +0200
+++ lib/rubygems/install_update_options.rb	2008-11-21 23:29:36.949017634 +0100
@@ -31,6 +31,12 @@ module Gem::InstallUpdateOptions
       options[:bin_dir] = File.expand_path(value)
     end
 
+    add_option(:"Install", '-B', '--build-root DIR',
+      'Temporary installation root. Useful for building',
+      'packages. Do not use this when installing remote gems.') do |value, options|
+      options[:build_root] = File.expand_path(value)
+    end
+
     add_option(:"Install/Update", '-d', '--[no-]rdoc',
                'Generate RDoc documentation for the gem on',
                'install') do |value, options|
Index: lib/rubygems/installer.rb
===================================================================
--- lib/rubygems/installer.rb.orig	2008-10-10 20:22:39.000000000 +0200
+++ lib/rubygems/installer.rb	2008-11-21 23:30:35.937015743 +0100
@@ -106,9 +106,10 @@ class Gem::Installer
     @format_executable = options[:format_executable]
     @security_policy = options[:security_policy]
     @wrappers = options[:wrappers]
-    @bin_dir = options[:bin_dir]
+    @bin_dir = options[:bin_dir] || Gem.bindir(@gem_home)
     @development = options[:development]
     @source_index = options[:source_index]
+    @build_root = options[:build_root]
 
     begin
       @format = Gem::Format.from_file_by_path @gem, @security_policy
@@ -116,6 +117,13 @@ class Gem::Installer
       raise Gem::InstallError, "invalid gem format for #{@gem}"
     end
 
+
+    unless @build_root.nil? or @build_root == ""
+      @build_root = Pathname.new(@build_root).expand_path
+      @gem_home = File.join(@build_root,@gem_home)
+      @bin_dir = File.join(@build_root,@bin_dir)
+    end
+
     begin
       FileUtils.mkdir_p @gem_home
     rescue Errno::EACCESS, Errno::ENOTDIR
Index: lib/rubygems/commands/install_command.rb
===================================================================
--- lib/rubygems/commands/install_command.rb.orig	2008-09-10 23:55:28.000000000 +0200
+++ lib/rubygems/commands/install_command.rb	2008-11-21 23:29:36.977015529 +0100
@@ -72,6 +72,7 @@ version is also installed.
       :format_executable => options[:format_executable],
       :ignore_dependencies => options[:ignore_dependencies],
       :install_dir => options[:install_dir],
+      :build_root => options[:build_root],
       :security_policy => options[:security_policy],
       :wrappers => options[:wrappers],
       :bin_dir => options[:bin_dir],
Index: lib/rubygems/dependency_installer.rb
===================================================================
--- lib/rubygems/dependency_installer.rb.orig	2008-08-12 23:50:22.000000000 +0200
+++ lib/rubygems/dependency_installer.rb	2008-11-21 23:29:36.997016383 +0100
@@ -65,6 +65,7 @@ class Gem::DependencyInstaller
     @installed_gems = []
 
     @install_dir = options[:install_dir] || Gem.dir
+    @build_root = options[:build_root]
     @cache_dir = options[:cache_dir] || @install_dir
   end
 
@@ -241,6 +242,7 @@ class Gem::DependencyInstaller
                                 :format_executable   => @format_executable,
                                 :ignore_dependencies => @ignore_dependencies,
                                 :install_dir         => @install_dir,
+                                :build_root          => @build_root,
                                 :security_policy     => @security_policy,
                                 :source_index        => @source_index,
                                 :user_install        => @user_install,