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

    end

    def resolve(table)
      @value.gsub(%r<\$([^/]+)>) { table[$1] }
    end

    def set(val)
      @value = check(val)
    end

    private

    def check(val)
      setup_rb_error "config: --#{name} requires argument" unless val
      val
    end
  end

  class BoolItem < Item
    def config_type
      'bool'
    end

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

    private

    def check(val)
      return 'yes' unless val
      case val
      when /\Ay(es)?\z/i, /\At(rue)?\z/i then 'yes'
      when /\An(o)?\z/i, /\Af(alse)\z/i  then 'no'
      else
        setup_rb_error "config: --#{@name} accepts only yes/no for argument"
      end
    end
  end

  class PathItem < Item
    def config_type
      'path'
    end

    private

    def check(path)
      setup_rb_error "config: --#{@name} requires argument"  unless path
      path[0,1] == '$' ? path : File.expand_path(path)
    end
  end

  class ProgramItem < Item
    def config_type
      'program'
    end
  end

  class SelectItem < Item
    def initialize(name, selection, default, desc)
      super
      @ok = selection.split('/')
    end

    def config_type
      'select'
    end

    private

    def check(val)
      unless @ok.include?(val.strip)
        setup_rb_error "config: use --#{@name}=#{@template} (#{val})"
      end
      val.strip
    end
  end

  class ExecItem < Item
    def initialize(name, selection, desc, &block)
      super name, selection, nil, desc
      @ok = selection.split('/')
      @action = block
    end

    def config_type
      'exec'
    end

    def value?
      false
    end

    def resolve(table)
      setup_rb_error "$#{name()} wrongly used as option value"
    end

    undef set

    def evaluate(val, table)
      v = val.strip.downcase
      unless @ok.include?(v)
        setup_rb_error "invalid option --#{@name}=#{val} (use #{@template})"
      end
      @action.call v, table
    end
  end

  class PackageSelectionItem < Item
    def initialize(name, template, default, help_default, desc)
      super name, template, default, desc
      @help_default = help_default
    end

    attr_reader :help_default

    def config_type
      'package'
    end

    private

    def check(val)
      unless File.dir?("packages/#{val}")
        setup_rb_error "config: no such package: #{val}"
      end
      val
    end
  end

  class MetaConfigEnvironment
    def initialize(config, installer)
      @config = config
      @installer = installer
    end

    def config_names
      @config.names
    end

    def config?(name)
      @config.key?(name)

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

    rescue
    end
  end

  def remove_file(path)
    File.chmod 0777, path
    File.unlink path
  end

  def install(from, dest, mode, prefix = nil)
    $stderr.puts "install #{from} #{dest}" if verbose?
    return if no_harm?

    realdest = prefix ? prefix + File.expand_path(dest) : dest
    realdest = File.join(realdest, File.basename(from)) if File.dir?(realdest)
    str = File.binread(from)
    if diff?(str, realdest)
      verbose_off {
        rm_f realdest if File.exist?(realdest)
      }
      File.open(realdest, 'wb') {|f|
        f.write str
      }
      File.chmod mode, realdest

      File.open("#{objdir_root()}/InstalledFiles", 'a') {|f|
        if prefix
          f.puts realdest.sub(prefix, '')
        else
          f.puts realdest
        end
      }
    end
  end

  def diff?(new_content, path)
    return true unless File.exist?(path)
    new_content != File.binread(path)
  end

  def command(*args)
    $stderr.puts args.join(' ') if verbose?
    system(*args) or raise RuntimeError,
        "system(#{args.map{|a| a.inspect }.join(' ')}) failed"
  end

  def ruby(*args)
    command config('rubyprog'), *args
  end
  
  def make(task = nil)
    command(*[config('makeprog'), task].compact)
  end

  def extdir?(dir)
    File.exist?("#{dir}/MANIFEST") or File.exist?("#{dir}/extconf.rb")
  end

  def files_of(dir)
    Dir.open(dir) {|d|
      return d.select {|ent| File.file?("#{dir}/#{ent}") }
    }
  end

  DIR_REJECT = %w( . .. CVS SCCS RCS CVS.adm .svn )

  def directories_of(dir)
    Dir.open(dir) {|d|
      return d.select {|ent| File.dir?("#{dir}/#{ent}") } - DIR_REJECT
    }
  end

end


# This module requires: #srcdir_root, #objdir_root, #relpath
module HookScriptAPI

  def get_config(key)
    @config[key]
  end

  alias config get_config

  # obsolete: use metaconfig to change configuration
  def set_config(key, val)
    @config[key] = val
  end

  #
  # srcdir/objdir (works only in the package directory)
  #

  def curr_srcdir
    "#{srcdir_root()}/#{relpath()}"
  end

  def curr_objdir
    "#{objdir_root()}/#{relpath()}"
  end

  def srcfile(path)
    "#{curr_srcdir()}/#{path}"
  end

  def srcexist?(path)
    File.exist?(srcfile(path))
  end

  def srcdirectory?(path)
    File.dir?(srcfile(path))
  end
  
  def srcfile?(path)
    File.file?(srcfile(path))
  end

  def srcentries(path = '.')
    Dir.open("#{curr_srcdir()}/#{path}") {|d|
      return d.to_a - %w(. ..)
    }
  end

  def srcfiles(path = '.')
    srcentries(path).select {|fname|
      File.file?(File.join(curr_srcdir(), path, fname))
    }
  end

  def srcdirectories(path = '.')
    srcentries(path).select {|fname|
      File.dir?(File.join(curr_srcdir(), path, fname))
    }
  end

end


class ToplevelInstaller

  Version   = '3.4.1'
  Copyright = 'Copyright (c) 2000-2006 Minero Aoki'

  TASKS = [
    [ 'all',      'do config, setup, then install' ],
    [ 'config',   'saves your configurations' ],
    [ 'show',     'shows current configuration' ],
    [ 'setup',    'compiles ruby extentions and others' ],
    [ 'install',  'installs files' ],
    [ 'test',     'run all tests in test/' ],
    [ 'clean',    "does `make clean' for each extention" ],
    [ 'distclean',"does `make distclean' for each extention" ]
  ]

  def ToplevelInstaller.invoke
    config = ConfigTable.new(load_rbconfig())
    config.load_standard_entries
    config.load_multipackage_entries if multipackage?
    config.fixup
    klass = (multipackage?() ? ToplevelInstallerMulti : ToplevelInstaller)
    klass.new(File.dirname($0), config).invoke
  end

  def ToplevelInstaller.multipackage?
    File.dir?(File.dirname($0) + '/packages')
  end

  def ToplevelInstaller.load_rbconfig
    if arg = ARGV.detect {|arg| /\A--rbconfig=/ =~ arg }
      ARGV.delete(arg)
      load File.expand_path(arg.split(/=/, 2)[1])
      $".push 'rbconfig.rb'
    else
      require 'rbconfig'
    end
    ::Config::CONFIG
  end

  def initialize(ardir_root, config)
    @ardir = File.expand_path(ardir_root)
    @config = config
    # cache
    @valid_task_re = nil
  end

  def config(key)
    @config[key]
  end

  def inspect
    "#<#{self.class} #{__id__()}>"

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

    @installer.exec_install
  end

  def exec_test
    @installer.exec_test
  end

  def exec_show
    @config.each do |i|
      printf "%-20s %s\n", i.name, i.value if i.value?
    end
  end

  def exec_clean
    @installer.exec_clean
  end

  def exec_distclean
    @installer.exec_distclean
  end

end   # class ToplevelInstaller


class ToplevelInstallerMulti < ToplevelInstaller

  include FileOperations

  def initialize(ardir_root, config)
    super
    @packages = directories_of("#{@ardir}/packages")
    raise 'no package exists' if @packages.empty?
    @root_installer = Installer.new(@config, @ardir, File.expand_path('.'))
  end

  def run_metaconfigs
    @config.load_script "#{@ardir}/metaconfig", self
    @packages.each do |name|
      @config.load_script "#{@ardir}/packages/#{name}/metaconfig"
    end
  end

  attr_reader :packages

  def packages=(list)
    raise 'package list is empty' if list.empty?
    list.each do |name|
      raise "directory packages/#{name} does not exist"\
              unless File.dir?("#{@ardir}/packages/#{name}")
    end
    @packages = list
  end

  def init_installers
    @installers = {}
    @packages.each do |pack|
      @installers[pack] = Installer.new(@config,
                                       "#{@ardir}/packages/#{pack}",
                                       "packages/#{pack}")
    end
    with    = extract_selection(config('with'))
    without = extract_selection(config('without'))
    @selected = @installers.keys.select {|name|
                  (with.empty? or with.include?(name)) \
                      and not without.include?(name)
                }
  end

  def extract_selection(list)
    a = list.split(/,/)
    a.each do |name|
      setup_rb_error "no such package: #{name}"  unless @installers.key?(name)
    end
    a
  end

  def print_usage(f)
    super
    f.puts 'Inluded packages:'
    f.puts '  ' + @packages.sort.join(' ')
    f.puts
  end

  #
  # Task Handlers
  #

  def exec_config
    run_hook 'pre-config'
    each_selected_installers {|inst| inst.exec_config }
    run_hook 'post-config'
    @config.save   # must be final
  end

  def exec_setup
    run_hook 'pre-setup'
    each_selected_installers {|inst| inst.exec_setup }
    run_hook 'post-setup'
  end

  def exec_install
    run_hook 'pre-install'
    each_selected_installers {|inst| inst.exec_install }
    run_hook 'post-install'
  end

  def exec_test
    run_hook 'pre-test'
    each_selected_installers {|inst| inst.exec_test }
    run_hook 'post-test'
  end

  def exec_clean
    rm_f @config.savefile
    run_hook 'pre-clean'
    each_selected_installers {|inst| inst.exec_clean }
    run_hook 'post-clean'
  end

  def exec_distclean
    rm_f @config.savefile
    run_hook 'pre-distclean'
    each_selected_installers {|inst| inst.exec_distclean }
    run_hook 'post-distclean'
  end

  #
  # lib
  #

  def each_selected_installers
    Dir.mkdir 'packages' unless File.dir?('packages')
    @selected.each do |pack|
      $stderr.puts "Processing the package `#{pack}' ..." if verbose?
      Dir.mkdir "packages/#{pack}" unless File.dir?("packages/#{pack}")
      Dir.chdir "packages/#{pack}"
      yield @installers[pack]
      Dir.chdir '../..'
    end
  end

  def run_hook(id)
    @root_installer.run_hook id
  end

  # module FileOperations requires this
  def verbose?
    @config.verbose?
  end

  # module FileOperations requires this
  def no_harm?
    @config.no_harm?
  end

end   # class ToplevelInstallerMulti


class Installer

  FILETYPES = %w( bin lib ext data conf man )

  include FileOperations
  include HookScriptAPI

  def initialize(config, srcroot, objroot)
    @config = config
    @srcdir = File.expand_path(srcroot)
    @objdir = File.expand_path(objroot)
    @currdir = '.'
  end

  def inspect
    "#<#{self.class} #{File.basename(@srcdir)}>"
  end

  def noop(rel)
  end

  #
  # Hook Script API base methods
  #

  def srcdir_root
    @srcdir
  end

  def objdir_root
    @objdir
  end

  def relpath
    @currdir

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

  #
  # 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)
    ents.map {|ent|
      if File.exist?(ent)
      then ent                         # objdir
      else "#{curr_srcdir()}/#{ent}"   # srcdir
      end
    }
  end

  # picked up many entries from cvs-1.11.1/src/ignore.c
  JUNK_FILES = %w( 
    core RCSLOG tags TAGS .make.state
    .nse_depinfo #* .#* cvslog.* ,* .del-* *.olb
    *~ *.old *.bak *.BAK *.orig *.rej _$* *$

    *.org *.in .*
  )

  def existfiles
    glob_reject(JUNK_FILES, (files_of(curr_srcdir()) | files_of('.')))
  end

  def hookfiles
    %w( pre-%s post-%s pre-%s.rb post-%s.rb ).map {|fmt|
      %w( config setup install clean distclean ).map {|t| sprintf(fmt, t) }
    }.flatten
  end

  def glob_select(pat, ents)
    re = globs2re([pat])
    ents.select {|ent| re =~ ent }
  end

  def glob_reject(pats, ents)
    re = globs2re(pats)
    ents.reject {|ent| re =~ ent }
  end

  GLOB2REGEX = {
    '.' => '\.',
    '$' => '\$',
    '#' => '\#',
    '*' => '.*'
  }

  def globs2re(pats)
    /\A(?:#{
      pats.map {|pat| pat.gsub(/[\.\$\#\*]/) {|ch| GLOB2REGEX[ch] } }.join('|')
    })\z/
  end

  #
  # TASK test
  #

  TESTDIR = 'test'

  def exec_test
    unless File.directory?('test')
      $stderr.puts 'no test in this package' if verbose?
      return
    end
    $stderr.puts 'Running tests...' if verbose?
    begin
      require 'test/unit'
    rescue LoadError
      setup_rb_error 'test/unit cannot loaded.  You need Ruby 1.8 or later to invoke this task.'
    end
    runner = Test::Unit::AutoRunner.new(true)
    runner.to_run << TESTDIR
    runner.run
  end

  #
  # TASK clean
  #

  def exec_clean
    exec_task_traverse 'clean'
    rm_f @config.savefile
    rm_f 'InstalledFiles'
  end

  alias clean_dir_bin noop
  alias clean_dir_lib noop
  alias clean_dir_data noop
  alias clean_dir_conf noop
  alias clean_dir_man noop

  def clean_dir_ext(rel)
    return unless extdir?(curr_srcdir())