#-- # Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others. # All rights reserved. # See LICENSE.txt for permissions. #++ require 'rubygems/ext/builder' require 'rubygems/command' require 'fileutils' require 'tempfile' class Gem::Ext::ExtConfBuilder < Gem::Ext::Builder FileEntry = FileUtils::Entry_ # :nodoc: def self.build(extension, directory, dest_path, results) tmp_dest = Dir.mktmpdir(".gem.", ".") t = nil Tempfile.open %w"siteconf .rb", "." do |siteconf| t = siteconf siteconf.puts "require 'rbconfig'" siteconf.puts "dest_path = #{(tmp_dest || dest_path).dump}" %w[sitearchdir sitelibdir].each do |dir| siteconf.puts "RbConfig::MAKEFILE_CONFIG['#{dir}'] = dest_path" siteconf.puts "RbConfig::CONFIG['#{dir}'] = dest_path" end siteconf.flush rubyopt = ENV["RUBYOPT"] destdir = ENV["DESTDIR"] begin ENV["RUBYOPT"] = ["-r#{siteconf.path}", rubyopt].compact.join(' ') cmd = [Gem.ruby, File.basename(extension), *Gem::Command.build_args].join ' ' run cmd, results ENV["DESTDIR"] = nil ENV["RUBYOPT"] = rubyopt siteconf.unlink make dest_path, results if tmp_dest FileEntry.new(tmp_dest).traverse do |ent| destent = ent.class.new(dest_path, ent.rel) destent.exist? or File.rename(ent.path, destent.path) end end ensure ENV["RUBYOPT"] = rubyopt ENV["DESTDIR"] = destdir end end t.unlink if t and t.path results ensure FileUtils.rm_rf tmp_dest if tmp_dest end end