Current File : //opt/alt/ruby31/share/rubygems/rubygems/ext/builder.rb
# frozen_string_literal: true
#--
# Copyright 2006 by Chad Fowler, Rich Kilmer, Jim Weirich and others.
# All rights reserved.
# See LICENSE.txt for permissions.
#++
require_relative "../user_interaction"
class Gem::Ext::Builder
include Gem::UserInteraction
attr_accessor :build_args # :nodoc:
def self.class_name
name =~ /Ext::(.*)Builder/
$1.downcase
end
def self.make(dest_path, results, make_dir = Dir.pwd, sitedir = nil)
unless File.exist? File.join(make_dir, "Makefile")
raise Gem::InstallError, "Makefile not found"
end
# try to find make program from Ruby configure arguments first
RbConfig::CONFIG["configure_args"] =~ /with-make-prog\=(\w+)/
make_program_name = ENV["MAKE"] || ENV["make"] || $1
unless make_program_name
make_program_name = (/mswin/ =~ RUBY_PLATFORM) ? "nmake" : "make"
end
make_program = Shellwords.split(make_program_name)
# The installation of the bundled gems is failed when DESTDIR is empty in mswin platform.
destdir = (/\bnmake/i !~ make_program_name || ENV["DESTDIR"] && ENV["DESTDIR"] != "") ? "DESTDIR=%s" % ENV["DESTDIR"] : ""
env = [destdir]
if sitedir
env << "sitearchdir=%s" % sitedir
env << "sitelibdir=%s" % sitedir
end
["clean", "", "install"].each do |target|
# Pass DESTDIR via command line to override what's in MAKEFLAGS
cmd = [
*make_program,
*env,
target,
].reject(&:empty?)
begin
run(cmd, results, "make #{target}".rstrip, make_dir)
rescue Gem::InstallError
raise unless target == "clean" # ignore clean failure
end
end
end
def self.run(command, results, command_name = nil, dir = Dir.pwd, env = {})
verbose = Gem.configuration.really_verbose
begin
rubygems_gemdeps, ENV["RUBYGEMS_GEMDEPS"] = ENV["RUBYGEMS_GEMDEPS"], nil
if verbose
puts("current directory: #{dir}")
p(command)
end
results << "current directory: #{dir}"
require "shellwords"
results << command.shelljoin
require "open3"
# Set $SOURCE_DATE_EPOCH for the subprocess.
build_env = { "SOURCE_DATE_EPOCH" => Gem.source_date_epoch_string }.merge(env)
output, status = begin
Open3.capture2e(build_env, *command, :chdir => dir)
rescue => error
raise Gem::InstallError, "#{command_name || class_name} failed#{error.message}"
end
if verbose
puts output
else
results << output
end
ensure
ENV["RUBYGEMS_GEMDEPS"] = rubygems_gemdeps
end
unless status.success?
results << "Building has failed. See above output for more information on the failure." if verbose
end
yield(status, results) if block_given?
unless status.success?
exit_reason =
if status.exited?
", exit code #{status.exitstatus}"
elsif status.signaled?
", uncaught signal #{status.termsig}"
end
raise Gem::InstallError, "#{command_name || class_name} failed#{exit_reason}"
end
end
##
# Creates a new extension builder for +spec+. If the +spec+ does not yet
# have build arguments, saved, set +build_args+ which is an ARGV-style
# array.
def initialize(spec, build_args = spec.build_args)
@spec = spec
@build_args = build_args
@gem_dir = spec.full_gem_path
@ran_rake = false
end
##
# Chooses the extension builder class for +extension+
def builder_for(extension) # :nodoc:
case extension
when /extconf/ then
Gem::Ext::ExtConfBuilder
when /configure/ then
Gem::Ext::ConfigureBuilder
when /rakefile/i, /mkrf_conf/i then
@ran_rake = true
Gem::Ext::RakeBuilder
when /CMakeLists.txt/ then
Gem::Ext::CmakeBuilder
when /Cargo.toml/ then
# We use the spec name here to ensure we invoke the correct init function later
Gem::Ext::CargoBuilder.new(@spec)
else
build_error("No builder for extension '#{extension}'")
end
end
##
# Logs the build +output+, then raises Gem::Ext::BuildError.
def build_error(output, backtrace = nil) # :nodoc:
gem_make_out = write_gem_make_out output
message = <<-EOF
ERROR: Failed to build gem native extension.
#{output}
Gem files will remain installed in #{@gem_dir} for inspection.
Results logged to #{gem_make_out}
EOF
raise Gem::Ext::BuildError, message, backtrace
end
def build_extension(extension, dest_path) # :nodoc:
results = []
builder = builder_for(extension)
extension_dir =
File.expand_path File.join(@gem_dir, File.dirname(extension))
lib_dir = File.join @spec.full_gem_path, @spec.raw_require_paths.first
begin
FileUtils.mkdir_p dest_path
results = builder.build(extension, dest_path,
results, @build_args, lib_dir, extension_dir)
verbose { results.join("\n") }
write_gem_make_out results.join "\n"
rescue => e
results << e.message
build_error(results.join("\n"), $@)
end
end
##
# Builds extensions. Valid types of extensions are extconf.rb files,
# configure scripts and rakefiles or mkrf_conf files.
def build_extensions
return if @spec.extensions.empty?
if @build_args.empty?
say "Building native extensions. This could take a while..."
else
say "Building native extensions with: '#{@build_args.join ' '}'"
say "This could take a while..."
end
dest_path = @spec.extension_dir
require "fileutils"
FileUtils.rm_f @spec.gem_build_complete_path
@spec.extensions.each do |extension|
break if @ran_rake
build_extension extension, dest_path
end
FileUtils.touch @spec.gem_build_complete_path
end
##
# Writes +output+ to gem_make.out in the extension install directory.
def write_gem_make_out(output) # :nodoc:
destination = File.join @spec.extension_dir, "gem_make.out"
FileUtils.mkdir_p @spec.extension_dir
File.open destination, "wb" do |io|
io.puts output
end
destination
end
end