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# frozen_string_literal: true
#--
# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
# All rights reserved.
# See LICENSE.txt for permissions.
#++
class Gem::Ext::ExtConfBuilder < Gem::Ext::Builder
def self.build(extension, dest_path, results, args=[], lib_dir=nil, extension_dir=Dir.pwd)
require 'fileutils'
require 'tempfile'
tmp_dest = Dir.mktmpdir(".gem.", extension_dir)
# Some versions of `mktmpdir` return absolute paths, which will break make
# if the paths contain spaces.
#
# As such, we convert to a relative path.
tmp_dest_relative = get_relative_path(tmp_dest.clone, extension_dir)
destdir = ENV["DESTDIR"]
begin
require "shellwords"
cmd = Gem.ruby.shellsplit << "-I" << File.expand_path('../..', __dir__) << File.basename(extension)
cmd.push(*args)
run(cmd, results, class_name, extension_dir) do |s, r|
mkmf_log = File.join(extension_dir, 'mkmf.log')
if File.exist? mkmf_log
unless s.success?
r << "To see why this extension failed to compile, please check" \
" the mkmf.log which can be found here:\n"
r << " " + File.join(dest_path, 'mkmf.log') + "\n"
end
FileUtils.mv mkmf_log, dest_path
end
end
ENV["DESTDIR"] = nil
make dest_path, results, extension_dir, tmp_dest_relative
full_tmp_dest = File.join(extension_dir, tmp_dest_relative)
# TODO remove in RubyGems 4
if Gem.install_extension_in_lib and lib_dir
FileUtils.mkdir_p lib_dir
entries = Dir.entries(full_tmp_dest) - %w[. ..]
entries = entries.map {|entry| File.join full_tmp_dest, entry }
FileUtils.cp_r entries, lib_dir, :remove_destination => true
end
FileUtils::Entry_.new(full_tmp_dest).traverse do |ent|
destent = ent.class.new(dest_path, ent.rel)
destent.exist? or FileUtils.mv(ent.path, destent.path)
end
ensure
ENV["DESTDIR"] = destdir
end
results
ensure
FileUtils.rm_rf tmp_dest if tmp_dest
end
private
def self.get_relative_path(path, base)
path[0..base.length - 1] = '.' if path.start_with?(base)
path
end
end
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