root/tags/rel_0-14-4/actionwebservice/setup.rb

#
# setup.rb
#
# Copyright (c) 2000-2004 Minero Aoki
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
# Note: Originally licensed under LGPL v2+. Using MIT license for Rails
# with permission of Minero Aoki.

#

unless Enumerable.method_defined?(:map)   # Ruby 1.4.6
  module Enumerable
    alias map collect
  end
end

unless File.respond_to?(:read)   # Ruby 1.6
  def File.read(fname)
    open(fname) {|f|
      return f.read
    }
  end
end

def File.binread(fname)
  open(fname, 'rb') {|f|
    return f.read
  }
end

# for corrupted windows stat(2)
def File.dir?(path)
  File.directory?((path[-1,1] == '/') ? path : path + '/')
end


class SetupError < StandardError; end

def setup_rb_error(msg)
  raise SetupError, msg
end

#
# Config
#

if arg = ARGV.detect {|arg| /\A--rbconfig=/ =~ arg }
  ARGV.delete(arg)
  require arg.split(/=/, 2)[1]
  $".push 'rbconfig.rb'
else
  require 'rbconfig'
end

def multipackage_install?
  FileTest.directory?(File.dirname($0) + '/packages')
end


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

  attr_reader :name
  attr_reader :description

  attr_accessor :default
  alias help_default default

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

  def value
    @value
  end

  def eval(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 < ConfigItem
  def config_type
    'bool'
  end

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

  private

  def check(val)
    return 'yes' unless val
    unless /\A(y(es)?|n(o)?|t(rue)?|f(alse))\z/i =~ val
      setup_rb_error "config: --#{@name} accepts only yes/no for argument"
    end
    (/\Ay(es)?|\At(rue)/i =~ value) ? 'yes' : 'no'
  end
end

class PathItem < ConfigItem
  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 < ConfigItem
  def config_type
    'program'
  end
end

class SelectItem < ConfigItem
  def initialize(name, template, default, desc)
    super
    @ok = template.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 PackageSelectionItem < ConfigItem
  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 ConfigTable_class

  def initialize(items)
    @items = items
    @table = {}
    items.each do |i|
      @table[i.name] = i
    end
    ALIASES.each do |ali, name|
      @table[ali] = @table[name]
    end
  end

  include Enumerable

  def each(&block)
    @items.each(&block)
  end

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

  def lookup(name)
    @table[name] or raise ArgumentError, "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 new
    dup()
  end

  def savefile
    '.config'
  end

  def load
    begin
      t = dup()
      File.foreach(savefile()) do |line|
        k, v = *line.split(/=/, 2)
        t[k] = v.strip
      end
      t
    rescue Errno::ENOENT
      setup_rb_error $!.message + "#{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
      end
    }
  end

  def [](key)
    lookup(key).eval(self)
  end

  def []=(key, val)
    lookup(key).set val
  end

end

c = ::Config::CONFIG

rubypath = c['bindir'] + '/' + c['ruby_install_name']

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
  _stdruby         = c['rubylibdir']
  _siteruby        = c['sitedir']
  _siterubyver     = c['sitelibdir']
  _siterubyverarch = c['sitearchdir']
elsif newpath_p
  # 1.4.4 <= V <= 1.6.3
  _stdruby         = "$prefix/lib/ruby/#{version}"
  _siteruby        = c['sitedir']
  _siterubyver     = "$siteruby/#{version}"
  _siterubyverarch = "$siterubyver/#{c['arch']}"
else
  # V < 1.4.4
  _stdruby         = "$prefix/lib/ruby/#{version}"
  _siteruby        = "$prefix/lib/ruby/#{version}/site_ruby"
  _siterubyver     = _siteruby
  _siterubyverarch = "$siterubyver/#{c['arch']}"
end
libdir = '-* dummy libdir *-'
stdruby = '-* dummy rubylibdir *-'
siteruby = '-* dummy site_ruby *-'
siterubyver = '-* dummy site_ruby version *-'
parameterize = lambda {|path|
  path.sub(/\A#{Regexp.quote(c['prefix'])}/, '$prefix')\
      .sub(/\A#{Regexp.quote(libdir)}/,      '$libdir')\
      .sub(/\A#{Regexp.quote(stdruby)}/,     '$stdruby')\
      .sub(/\A#{Regexp.quote(siteruby)}/,    '$siteruby')\
      .sub(/\A#{Regexp.quote(siterubyver)}/, '$siterubyver')
}
libdir          = parameterize.call(c['libdir'])
stdruby         = parameterize.call(_stdruby)
siteruby        = parameterize.call(_siteruby)
siterubyver     = parameterize.call(_siterubyver)
siterubyverarch = parameterize.call(_siterubyverarch)

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

common_conf = [
  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', 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 man pages'),
  PathItem.new('stdruby', 'path', stdruby,
               'the directory for standard ruby libraries'),
  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')
]
class ConfigTable_class   # open again
  ALIASES = {
    'std-ruby'         => 'stdruby',
    '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'
  }
end
multipackage_conf = [
  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')
]
if multipackage_install?
  ConfigTable = ConfigTable_class.new(common_conf + multipackage_conf)
else
  ConfigTable = ConfigTable_class.new(common_conf)
end


module MetaConfigAPI

  def eval_file_ifexist(fname)
    instance_eval File.read(fname), fname, 1 if File.file?(fname)
  end

  def config_names
    ConfigTable.map {|i| i.name }
  end

  def config?(name)
    ConfigTable.key?(name)
  end

  def bool_config?(name)
    ConfigTable.lookup(name).config_type == 'bool'
  end

  def path_config?(name)
    ConfigTable.lookup(name).config_type == 'path'
  end

  def value_config?(name)
    case ConfigTable.lookup(name).config_type
    when 'bool', 'path'
      true
    else
      false
    end
  end

  def add_config(item)
    ConfigTable.add item
  end

  def add_bool_config(name, default, desc)
    ConfigTable.add BoolItem.new(name, 'yes/no', default ? 'yes' : 'no', desc)
  end

  def add_path_config(name, default, desc)
    ConfigTable.add PathItem.new(name, 'path', default, desc)
  end

  def set_config_default(name, default)
    ConfigTable.lookup(name).default = default
  end

  def remove_config(name)
    ConfigTable.remove(name)
  end

end


#
# File Operations
#

module FileOperations

  def mkdir_p(dirname, prefix = nil)
    dirname = prefix + File.expand_path(dirname) if prefix
    $stderr.puts "mkdir -p #{dirname}" if verbose?
    return if no_harm?

    # does not check '/'... it's too abnormal case
    dirs = File.expand_path(dirname).split(%r<(?=/)>)
    if /\A[a-z]:\z/i =~ dirs[0]
      disk = dirs.shift
      dirs[0] = disk + dirs[0]
    end
    dirs.each_index do |idx|
      path = dirs[0..idx].join('')
      Dir.mkdir path unless File.dir?(path)
    end
  end

  def rm_f(fname)
    $stderr.puts "rm -f #{fname}" if verbose?
    return if no_harm?

    if File.exist?(fname) or File.symlink?(fname)
      File.chmod 0777, fname
      File.unlink fname
    end
  end

  def rm_rf(dn)
    $stderr.puts "rm -rf #{dn}" if verbose?
    return if no_harm?

    Dir.chdir dn
    Dir.foreach('.') do |fn|
      next if fn == '.'
      next if fn == '..'
      if File.dir?(fn)
        verbose_off {
          rm_rf fn
        }
      else
        verbose_off {
          rm_f fn
        }
      end
    end
    Dir.chdir '..'
    Dir.rmdir dn
  end

  def move_file(src, dest)
    File.unlink dest if File.exist?(dest)
    begin
      File.rename src, dest
    rescue
      File.open(dest, 'wb') {|f| f.write File.binread(src) }
      File.chmod File.stat(src).mode, dest
      File.unlink src
    end
  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(str)
    $stderr.puts str if verbose?
    system str or raise RuntimeError, "'system #{str}' failed"
  end

  def ruby(str)
    command config('rubyprog') + ' ' + str
  end
  
  def make(task = '')
    command config('makeprog') + ' ' + task
  end

  def extdir?(dir)
    File.exist?(dir + '/MANIFEST')
  end

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

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

  def all_dirs_in(dirname)
    Dir.open(dirname) {|d|
      return d.select {|n| File.dir?("#{dirname}/#{n}") } - %w(. ..) - REJECT_DIRS
    }
  end

end


#
# Main Installer
#

module HookUtils

  def run_hook(name)