cygwinからゴミ箱に捨てる

trash.rb

#!/bin/ruby
require 'Win32API'
module Cygwin
  # cygwin環境であればtrue
  def cygwin?
    RUBY_PLATFORM =~ /-cygwin$/
  end
  # TODO コロン（:）などwindowsでファイル名に使えない文字が名前に入ってるファイルをうまく変換できません助けて！
  # http://www.ruby-lang.org/ja/old-man/html/Win32API.html
  PATH_TO_WIN32_FULL = Win32API.new('cygwin1.dll', 'cygwin_conv_to_full_win32_path', 'PP', 'I')
  def cygpath(path)
    if cygwin? 
      buf = "\0"*300
      if PATH_TO_WIN32_FULL.Call(path,buf) == -1
        raise "cannot convert to win32 path name from #{path}"
      end
      return buf.delete("\0")
    end
    path
  end

  # http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/99540
  FO_DELETE = 3
  FOF_NOCONFIRMATION = 16
  FOF_ALLOWUNDO = 64
  SHFileOperation = Win32API.new('shell32', 'SHFileOperation', 'P', 'I')
  def recycle(fname, confirm = FOF_NOCONFIRMATION)
    fnp = cygpath(fname.to_s) << "\0\0"
    confirm = 0 unless confirm == FOF_NOCONFIRMATION
    shfos = [
      0, FO_DELETE, fnp, 0, FOF_ALLOWUNDO | confirm, 0, 0, 0
    ].pack('LLpLLLLL')
    SHFileOperation.call(shfos)==0 ? true : false
  end
  module_function :cygwin?
  module_function :cygpath
  module_function :recycle
end

if __FILE__ == $0
  require 'optparse'
  verbose=false
  force=false
  opt = OptionParser.new
  opt.on('-v','--verbose','細かく状態を表示') {|v| verbose=true }
  opt.on('-f','--force','失敗しても続ける') {|v| force=true }
  opt.parse!(ARGV)
  if ARGV.size == 0
    puts opt.help
    exit -1
  end
  ARGV.each{|filename|
    filename = File::expand_path(filename)
    puts "recycle #{filename}" if verbose
    ret = Cygwin::recycle(filename) #,:r_u_sure)
    unless ret
      msg = "can not recycle #{filename}"
      if force
        if verbose
          puts msg
        end
      else
        abort msg
      end
    end
    puts "ok #{filename}" if verbose
  }
end