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$NetBSD: patch-ad,v 1.3 2008/09/15 08:43:44 taca Exp $
--- lib/rubygems/installer.rb.orig 2008-06-07 09:15:11.000000000 +0900
+++ lib/rubygems/installer.rb
@@ -51,6 +51,9 @@ class Gem::Installer
# for a signed-gems-only policy.
# :ignore_dependencies:: Don't raise if a dependency is missing.
# :install_dir:: The directory to install the gem into.
+ # :install_root:: The directory to use as a buildroot for "destdir"-style
+ # installation. All paths during installation are relative
+ # to the buildroot.
# :format_executable:: Format the executable the same as the ruby executable.
# If your ruby is ruby18, foo_exec will be installed as
# foo_exec18.
@@ -63,6 +66,7 @@ class Gem::Installer
options = {
:force => false,
:install_dir => Gem.dir,
+ :install_root => nil,
:exec_format => false,
:env_shebang => false,
:bin_dir => nil
@@ -78,6 +82,11 @@ class Gem::Installer
@wrappers = options[:wrappers]
@bin_dir = options[:bin_dir]
@development = options[:development]
+ install_root = options[:install_root]
+ unless install_root.nil? or install_root == ""
+ @install_root = File.expand_path install_root
+ @gem_home = File.join(@install_root, @gem_home)
+ end
begin
@format = Gem::Format.from_file_by_path @gem, @security_policy
@@ -234,7 +243,11 @@ class Gem::Installer
# If the user has asked for the gem to be installed in a directory that is
# the system gem directory, then use the system bin directory, else create
# (or use) a new bin dir under the gem_home.
- bindir = @bin_dir ? @bin_dir : Gem.bindir(@gem_home)
+ bindir = @bin_dir ? @bin_dir : (Gem.bindir @gem_home, @install_root)
+
+ unless @install_root.nil? or @install_root == ""
+ bindir = File.join(@install_root, bindir)
+ end
Dir.mkdir bindir unless File.exist? bindir
raise Gem::FilePermissionError.new(bindir) unless File.writable? bindir
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