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#--
# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
# All rights reserved.
# See LICENSE.txt for permissions.
#++
require 'fileutils'
require 'tempfile'
class Gem::Ext::ExtConfBuilder < Gem::Ext::Builder
FileEntry = FileUtils::Entry_ # :nodoc:
def self.build(extension, directory, dest_path, results, args=[], lib_dir=nil)
# relative path required as some versions of mktmpdir return an absolute
# path which breaks make if it includes a space in the name
tmp_dest = get_relative_path(Dir.mktmpdir(".gem.", "."))
t = nil
Tempfile.open %w"siteconf .rb", "." do |siteconf|
t = siteconf
siteconf.puts "require 'rbconfig'"
siteconf.puts "dest_path = #{tmp_dest.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
destdir = ENV["DESTDIR"]
begin
cmd = [Gem.ruby, "-r", get_relative_path(siteconf.path), File.basename(extension), *args].join ' '
begin
run cmd, results
ensure
FileUtils.mv 'mkmf.log', dest_path if File.exist? 'mkmf.log'
siteconf.unlink
end
ENV["DESTDIR"] = nil
make dest_path, results
if tmp_dest
# TODO remove in RubyGems 3
if Gem.install_extension_in_lib and lib_dir then
FileUtils.mkdir_p lib_dir
entries = Dir.entries(tmp_dest) - %w[. ..]
entries = entries.map { |entry| File.join tmp_dest, entry }
FileUtils.cp_r entries, lib_dir, :remove_destination => true
end
FileEntry.new(tmp_dest).traverse do |ent|
destent = ent.class.new(dest_path, ent.rel)
destent.exist? or FileUtils.mv(ent.path, destent.path)
end
end
ensure
ENV["DESTDIR"] = destdir
end
end
t.unlink if t and t.path
results
ensure
FileUtils.rm_rf tmp_dest if tmp_dest
end
private
def self.get_relative_path(path)
path[0..Dir.pwd.length-1] = '.' if path.start_with?(Dir.pwd)
path
end
end
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