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libjit/jitruby/setup.rb  view on Meta::CPAN

  def key?(name)
    @table.key?(name)
  end

  def lookup(name)
    @table[name] or setup_rb_error "no such config item: #{name}"
  end

  def add(item)
    @items.push item
    @table[item.name] = item
  end

  def remove(name)
    item = lookup(name)
    @items.delete_if {|i| i.name == name }
    @table.delete_if {|name, i| i.name == name }
    item
  end

  def load_script(path, inst = nil)
    if File.file?(path)
      MetaConfigEnvironment.new(self, inst).instance_eval File.read(path), path
    end
  end

  def savefile
    '.config'
  end

  def load_savefile
    begin
      File.foreach(savefile()) do |line|
        k, v = *line.split(/=/, 2)
        self[k] = v.strip
      end
    rescue Errno::ENOENT
      setup_rb_error $!.message + "\n#{File.basename($0)} config first"
    end
  end

  def save
    @items.each {|i| i.value }
    File.open(savefile(), 'w') {|f|
      @items.each do |i|
        f.printf "%s=%s\n", i.name, i.value if i.value? and i.value
      end
    }
  end

  def load_standard_entries
    standard_entries(@rbconfig).each do |ent|
      add ent
    end
  end

  def standard_entries(rbconfig)
    c = rbconfig

    rubypath = File.join(c['bindir'], c['ruby_install_name'] + c['EXEEXT'])

    major = c['MAJOR'].to_i
    minor = c['MINOR'].to_i
    teeny = c['TEENY'].to_i
    version = "#{major}.#{minor}"

    # ruby ver. >= 1.4.4?
    newpath_p = ((major >= 2) or
                 ((major == 1) and
                  ((minor >= 5) or
                   ((minor == 4) and (teeny >= 4)))))

    if c['rubylibdir']
      # V > 1.6.3
      libruby         = "#{c['prefix']}/lib/ruby"
      librubyver      = c['rubylibdir']
      librubyverarch  = c['archdir']
      siteruby        = c['sitedir']
      siterubyver     = c['sitelibdir']
      siterubyverarch = c['sitearchdir']
    elsif newpath_p
      # 1.4.4 <= V <= 1.6.3
      libruby         = "#{c['prefix']}/lib/ruby"
      librubyver      = "#{c['prefix']}/lib/ruby/#{version}"
      librubyverarch  = "#{c['prefix']}/lib/ruby/#{version}/#{c['arch']}"
      siteruby        = c['sitedir']
      siterubyver     = "$siteruby/#{version}"
      siterubyverarch = "$siterubyver/#{c['arch']}"
    else
      # V < 1.4.4
      libruby         = "#{c['prefix']}/lib/ruby"
      librubyver      = "#{c['prefix']}/lib/ruby/#{version}"
      librubyverarch  = "#{c['prefix']}/lib/ruby/#{version}/#{c['arch']}"
      siteruby        = "#{c['prefix']}/lib/ruby/#{version}/site_ruby"
      siterubyver     = siteruby
      siterubyverarch = "$siterubyver/#{c['arch']}"
    end
    parameterize = lambda {|path|
      path.sub(/\A#{Regexp.quote(c['prefix'])}/, '$prefix')
    }

    if arg = c['configure_args'].split.detect {|arg| /--with-make-prog=/ =~ arg }
      makeprog = arg.sub(/'/, '').split(/=/, 2)[1]
    else
      makeprog = 'make'
    end

    [
      ExecItem.new('installdirs', 'std/site/home',
                   'std: install under libruby; site: install under site_ruby; home: install under $HOME')\
          {|val, table|
            case val
            when 'std'
              table['rbdir'] = '$librubyver'
              table['sodir'] = '$librubyverarch'
            when 'site'
              table['rbdir'] = '$siterubyver'
              table['sodir'] = '$siterubyverarch'
            when 'home'
              setup_rb_error '$HOME was not set' unless ENV['HOME']
              table['prefix'] = ENV['HOME']
              table['rbdir'] = '$libdir/ruby'
              table['sodir'] = '$libdir/ruby'
            end
          },
      PathItem.new('prefix', 'path', c['prefix'],
                   'path prefix of target environment'),
      PathItem.new('bindir', 'path', parameterize.call(c['bindir']),
                   'the directory for commands'),
      PathItem.new('libdir', 'path', parameterize.call(c['libdir']),
                   'the directory for libraries'),
      PathItem.new('datadir', 'path', parameterize.call(c['datadir']),
                   'the directory for shared data'),
      PathItem.new('mandir', 'path', parameterize.call(c['mandir']),
                   'the directory for man pages'),
      PathItem.new('sysconfdir', 'path', parameterize.call(c['sysconfdir']),
                   'the directory for system configuration files'),
      PathItem.new('localstatedir', 'path', parameterize.call(c['localstatedir']),
                   'the directory for local state data'),
      PathItem.new('libruby', 'path', libruby,
                   'the directory for ruby libraries'),
      PathItem.new('librubyver', 'path', librubyver,
                   'the directory for standard ruby libraries'),
      PathItem.new('librubyverarch', 'path', librubyverarch,
                   'the directory for standard ruby extensions'),
      PathItem.new('siteruby', 'path', siteruby,
          'the directory for version-independent aux ruby libraries'),
      PathItem.new('siterubyver', 'path', siterubyver,
                   'the directory for aux ruby libraries'),
      PathItem.new('siterubyverarch', 'path', siterubyverarch,
                   'the directory for aux ruby binaries'),
      PathItem.new('rbdir', 'path', '$siterubyver',
                   'the directory for ruby scripts'),
      PathItem.new('sodir', 'path', '$siterubyverarch',
                   'the directory for ruby extentions'),
      PathItem.new('rubypath', 'path', rubypath,
                   'the path to set to #! line'),
      ProgramItem.new('rubyprog', 'name', rubypath,
                      'the ruby program using for installation'),
      ProgramItem.new('makeprog', 'name', makeprog,
                      'the make program to compile ruby extentions'),
      SelectItem.new('shebang', 'all/ruby/never', 'ruby',
                     'shebang line (#!) editing mode'),
      BoolItem.new('without-ext', 'yes/no', 'no',
                   'does not compile/install ruby extentions')
    ]
  end
  private :standard_entries

  def load_multipackage_entries
    multipackage_entries().each do |ent|
      add ent
    end
  end

  def multipackage_entries
    [
      PackageSelectionItem.new('with', 'name,name...', '', 'ALL',
                               'package names that you want to install'),
      PackageSelectionItem.new('without', 'name,name...', '', 'NONE',
                               'package names that you do not want to install')
    ]
  end
  private :multipackage_entries

  ALIASES = {
    'std-ruby'         => 'librubyver',
    'stdruby'          => 'librubyver',
    'rubylibdir'       => 'librubyver',
    'archdir'          => 'librubyverarch',
    'site-ruby-common' => 'siteruby',     # For backward compatibility
    'site-ruby'        => 'siterubyver',  # For backward compatibility
    'bin-dir'          => 'bindir',
    'bin-dir'          => 'bindir',
    'rb-dir'           => 'rbdir',
    'so-dir'           => 'sodir',
    'data-dir'         => 'datadir',
    'ruby-path'        => 'rubypath',
    'ruby-prog'        => 'rubyprog',
    'ruby'             => 'rubyprog',
    'make-prog'        => 'makeprog',
    'make'             => 'makeprog'
  }

  def fixup
    ALIASES.each do |ali, name|
      @table[ali] = @table[name]
    end
  end

  def options_re
    /\A--(#{@table.keys.join('|')})(?:=(.*))?\z/
  end

  def parse_opt(opt)
    m = options_re().match(opt) or setup_rb_error "config: unknown option #{opt}"
    m.to_a[1,2]
  end

  def dllext
    @rbconfig['DLEXT']
  end

  def value_config?(name)
    lookup(name).value?
  end

  class Item
    def initialize(name, template, default, desc)
      @name = name.freeze
      @template = template
      @value = default
      @default = default
      @description = desc
    end

    attr_reader :name
    attr_reader :description

    attr_accessor :default
    alias help_default default

    def help_opt
      "--#{@name}=#{@template}"
    end

    def value?
      true
    end

    def value
      @value
    end

libjit/jitruby/setup.rb  view on Meta::CPAN

  def new_shebang(old)
    if /\Aruby/ =~ File.basename(old.cmd)
      Shebang.new(config('rubypath'), old.args)
    elsif File.basename(old.cmd) == 'env' and old.args.first == 'ruby'
      Shebang.new(config('rubypath'), old.args[1..-1])
    else
      return old unless config('shebang') == 'all'
      Shebang.new(config('rubypath'))
    end
  end

  def open_atomic_writer(path, &block)
    tmpfile = File.basename(path) + '.tmp'
    begin
      File.open(tmpfile, 'wb', &block)
      File.rename tmpfile, File.basename(path)
    ensure
      File.unlink tmpfile if File.exist?(tmpfile)
    end
  end

  class Shebang
    def Shebang.load(path)
      line = nil
      File.open(path) {|f|
        line = f.gets
      }
      return nil unless /\A#!/ =~ line
      parse(line)
    end

    def Shebang.parse(line)
      cmd, *args = *line.strip.sub(/\A\#!/, '').split(' ')
      new(cmd, args)
    end

    def initialize(cmd, args = [])
      @cmd = cmd
      @args = args
    end

    attr_reader :cmd
    attr_reader :args

    def to_s
      "#! #{@cmd}" + (@args.empty? ? '' : " #{@args.join(' ')}")
    end
  end

  #
  # TASK install
  #

  def exec_install
    rm_f 'InstalledFiles'
    exec_task_traverse 'install'
  end

  def install_dir_bin(rel)
    install_files targetfiles(), "#{config('bindir')}/#{rel}", 0755, strip_ext?
  end

  def strip_ext?
    /mswin|mingw/ !~ RUBY_PLATFORM
  end

  def install_dir_lib(rel)
    install_files libfiles(), "#{config('rbdir')}/#{rel}", 0644
  end

  def install_dir_ext(rel)
    return unless extdir?(curr_srcdir())
    install_files rubyextentions('.'),
                  "#{config('sodir')}/#{File.dirname(rel)}",
                  0555
  end

  def install_dir_data(rel)
    install_files targetfiles(), "#{config('datadir')}/#{rel}", 0644
  end

  def install_dir_conf(rel)
    # FIXME: should not remove current config files
    # (rename previous file to .old/.org)
    install_files targetfiles(), "#{config('sysconfdir')}/#{rel}", 0644
  end

  def install_dir_man(rel)
    install_files targetfiles(), "#{config('mandir')}/#{rel}", 0644
  end

  def install_files(list, dest, mode, stripext = false)
    mkdir_p dest, @config.install_prefix
    list.each do |fname|
      if stripext
        install fname, "#{dest}/#{File.basename(fname, '.*')}",
                mode, @config.install_prefix
      else
        install fname, dest, mode, @config.install_prefix
      end
    end
  end

  def libfiles
    glob_reject(%w(*.y *.output), targetfiles())
  end

  def rubyextentions(dir)
    ents = glob_select("*.#{@config.dllext}", targetfiles())
    if ents.empty?
      setup_rb_error "no ruby extention exists: 'ruby #{$0} setup' first"
    end
    ents
  end

  def targetfiles
    mapdir(existfiles() - hookfiles())
  end

  def mapdir(ents)