Extended maintenance of Ruby versions 1.8.7 and 1.9.2 ended on July 31, 2014. Read more

In Files

  • un.rb

Parent

Class/Module Index [+]

Quicksearch

Object

Public Instance Methods

chmod() click to toggle source

Change the mode of each FILE to OCTAL-MODE.

ruby -run -e chmod -- [OPTION] OCTAL-MODE FILE

-v          verbose
 
               # File un.rb, line 195
def chmod
  setup do |argv, options|
    mode = argv.shift.oct
    FileUtils.chmod mode, argv, options
  end
end
            
cp() click to toggle source

Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY

ruby -run -e cp -- [OPTION] SOURCE DEST

-p          preserve file attributes if possible
-r          copy recursively
-v          verbose
 
               # File un.rb, line 68
def cp
  setup("pr") do |argv, options|
    cmd = "cp"
    cmd += "_r" if options.delete :r
    options[:preserve] = true if options.delete :p
    dest = argv.pop
    argv = argv[0] if argv.size == 1
    FileUtils.send cmd, argv, dest, options
  end
end
            
help() click to toggle source

Display help message.

ruby -run -e help [COMMAND]
 
               # File un.rb, line 222
def help
  setup do |argv,|
    all = argv.empty?
    open(__FILE__) do |me|
      while me.gets("##\n")
        if help = me.gets("\n\n")
          if all or argv.delete help[/-e \w+/].sub(/-e /, "")
            print help.gsub(/^# ?/, "")
          end
        end
      end
    end
  end
end
            
install() click to toggle source

Copy SOURCE to DEST.

ruby -run -e install -- [OPTION] SOURCE DEST

-p          apply access/modification times of SOURCE files to
            corresponding destination files
-m          set permission mode (as in chmod), instead of 0755
-v          verbose
 
               # File un.rb, line 177
def install
  setup("pm:") do |argv, options|
    options[:mode] = (mode = options.delete :m) ? mode.oct : 0755
    options[:preserve] = true if options.delete :p
    dest = argv.pop
    argv = argv[0] if argv.size == 1
    FileUtils.install argv, dest, options
  end
end
            
ln() click to toggle source

Create a link to the specified TARGET with LINK_NAME.

ruby -run -e ln -- [OPTION] TARGET LINK_NAME

-s          make symbolic links instead of hard links
-f          remove existing destination files
-v          verbose
 
               # File un.rb, line 89
def ln
  setup("sf") do |argv, options|
    cmd = "ln"
    cmd += "_s" if options.delete :s
    options[:force] = true if options.delete :f
    dest = argv.pop
    argv = argv[0] if argv.size == 1
    FileUtils.send cmd, argv, dest, options
  end
end
            
mkdir() click to toggle source

Create the DIR, if they do not already exist.

ruby -run -e mkdir -- [OPTION] DIR

-p          no error if existing, make parent directories as needed
-v          verbose
 
               # File un.rb, line 144
def mkdir
  setup("p") do |argv, options|
    cmd = "mkdir"
    cmd += "_p" if options.delete :p
    FileUtils.send cmd, argv, options
  end
end
            
mv() click to toggle source

Rename SOURCE to DEST, or move SOURCE(s) to DIRECTORY.

ruby -run -e mv -- [OPTION] SOURCE DEST

-v          verbose
 
               # File un.rb, line 108
def mv
  setup do |argv, options|
    dest = argv.pop
    argv = argv[0] if argv.size == 1
    FileUtils.mv argv, dest, options
  end
end
            
rm() click to toggle source

Remove the FILE

ruby -run -e rm -- [OPTION] FILE

-f          ignore nonexistent files
-r          remove the contents of directories recursively
-v          verbose
 
               # File un.rb, line 126
def rm
  setup("fr") do |argv, options|
    cmd = "rm"
    cmd += "_r" if options.delete :r
    options[:force] = true if options.delete :f
    FileUtils.send cmd, argv, options
  end
end
            
rmdir() click to toggle source

Remove the DIR.

ruby -run -e rmdir -- [OPTION] DIR

-v          verbose
 
               # File un.rb, line 160
def rmdir
  setup do |argv, options|
    FileUtils.rmdir argv, options
  end
end
            
setup(options = "") click to toggle source
 
               # File un.rb, line 32
def setup(options = "")
  ARGV.map! do |x|
    case x
    when /^-/
      x.delete "^-#{options}v"
    when /[*?\[{]/
      Dir[x]
    else
      x
    end
  end
  ARGV.flatten!
  ARGV.delete_if{|x| x == "-"}
  opt_hash = {}
  OptionParser.new do |o|
    options.scan(/.:?/) do |s|
      o.on("-" + s.tr(":", " ")) do |val|
        opt_hash[s.delete(":").intern] = val
      end
    end
    o.on("-v") do opt_hash[:verbose] = true end
    o.parse!
  end
  yield ARGV, opt_hash
end
            
touch() click to toggle source

Update the access and modification times of each FILE to the current time.

ruby -run -e touch -- [OPTION] FILE

-v          verbose
 
               # File un.rb, line 210
def touch
  setup do |argv, options|
    FileUtils.touch argv, options
  end
end