Class Gem::Ext::Builder < Object

# File ../ruby/lib/rubygems/ext/builder.rb, line 9
def self.class_name
  name =~ /Ext::(.*)Builder/
  $1.downcase
end

# File ../ruby/lib/rubygems/ext/builder.rb, line 14
def self.make(dest_path, results)
  unless File.exist? 'Makefile' then
    raise Gem::InstallError, "Makefile not found:\n\n#{results.join "\n"}"
  end

  mf = File.read('Makefile')
  mf = mf.gsub(/^RUBYARCHDIR\s*=\s*\$[^$]*/, "RUBYARCHDIR = #{dest_path}")
  mf = mf.gsub(/^RUBYLIBDIR\s*=\s*\$[^$]*/, "RUBYLIBDIR = #{dest_path}")

  File.open('Makefile', 'wb') {|f| f.print mf}

  # try to find make program from Ruby configure arguments first
  RbConfig::CONFIG['configure_args'] =~ /with-make-prog\=(\w+)/
  make_program = $1 || ENV['make']
  unless make_program then
    make_program = (/mswin/ =~ RUBY_PLATFORM) ? 'nmake' : 'make'
  end

  ['', ' install'].each do |target|
    cmd = "#{make_program}#{target}"
    results << cmd
    results << %x#{cmd} #{redirector}`

    raise Gem::InstallError, "make#{target} failed:\n\n#{results}" unless
      $?.success?
  end
end

# File ../ruby/lib/rubygems/ext/builder.rb, line 42
def self.redirector
  '2>&1'
end

# File ../ruby/lib/rubygems/ext/builder.rb, line 46
def self.run(command, results)
  results << command
  results << %x#{command} #{redirector}`

  unless $?.success? then
    raise Gem::InstallError, "#{class_name} failed:\n\n#{results.join "\n"}"
  end
end