#--
# 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, args=[])
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
siteconf_path = File.expand_path siteconf.path
rubyopt = ENV["RUBYOPT"]
destdir = ENV["DESTDIR"]
begin
ENV["RUBYOPT"] = ["-r#{siteconf_path}", rubyopt].compact.join(' ')
cmd = [Gem.ruby, File.basename(extension), *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
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