# File lib/rake/packagetask.rb, line 91
 91:     def define
 92:       fail "Version required (or :noversion)" if @version.nil?
 93:       @version = nil if :noversion == @version
 94: 
 95:       desc "Build all the packages"
 96:       task :package
 97:       
 98:       desc "Force a rebuild of the package files"
 99:       task :repackage => [:clobber_package, :package]
100:       
101:       desc "Remove package products" 
102:       task :clobber_package do
103:         rm_r package_dir rescue nil
104:       end
105: 
106:       task :clobber => [:clobber_package]
107: 
108:       [
109:         [need_tar, tgz_file, "z"],
110:         [need_tar_gz, tar_gz_file, "z"],
111:         [need_tar_bz2, tar_bz2_file, "j"]
112:       ].each do |(need, file, flag)|
113:         if need
114:           task :package => ["#{package_dir}/#{file}"]
115:           file "#{package_dir}/#{file}" => [package_dir_path] + package_files do
116:             chdir(package_dir) do
117:               sh %{tar #{flag}cvf #{file} #{package_name}}
118:             end
119:           end
120:         end
121:       end
122:       
123:       if need_zip
124:         task :package => ["#{package_dir}/#{zip_file}"]
125:         file "#{package_dir}/#{zip_file}" => [package_dir_path] + package_files do
126:           chdir(package_dir) do
127:             sh %{zip -r #{zip_file} #{package_name}}
128:           end
129:         end
130:       end
131: 
132:       directory package_dir
133: 
134:       file package_dir_path => @package_files do
135:         mkdir_p package_dir rescue nil
136:         @package_files.each do |fn|
137:           f = File.join(package_dir_path, fn)
138:           fdir = File.dirname(f)
139:           mkdir_p(fdir) if !File.exist?(fdir)
140:           if File.directory?(fn)
141:             mkdir_p(f)
142:           else
143:             rm_f f
144:             safe_ln(fn, f)
145:           end
146:         end
147:       end
148:       self
149:     end