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proc
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self
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root
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opt
/
alt
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ruby18
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lib64
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ruby
/
site_ruby
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1.8
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rubygems
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Filename :
path_support.rb
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## # Gem::PathSupport facilitates the GEM_HOME and GEM_PATH environment settings # to the rest of RubyGems. # class Gem::PathSupport ## # The default system path for managing Gems. attr_reader :home ## # Array of paths to search for Gems. attr_reader :path ## # # Constructor. Takes a single argument which is to be treated like a # hashtable, or defaults to ENV, the system environment. # def initialize(env=ENV) @env = env # note 'env' vs 'ENV'... @home = env["GEM_HOME"] || ENV["GEM_HOME"] || Gem.default_dir if File::ALT_SEPARATOR then @home = @home.gsub(File::ALT_SEPARATOR, File::SEPARATOR) end self.path = env["GEM_PATH"] || ENV["GEM_PATH"] end private ## # Set the Gem home directory (as reported by Gem.dir). def home=(home) @home = home.to_s end ## # Set the Gem search path (as reported by Gem.path). def path=(gpaths) gem_path = [@home] # FIX: I can't tell wtf this is doing. gpaths ||= (ENV['GEM_PATH'] || "").empty? ? nil : ENV["GEM_PATH"] if gpaths then if gpaths.kind_of?(Array) then gem_path.push(*gpaths) else gem_path.push(*gpaths.split(File::PATH_SEPARATOR)) end if File::ALT_SEPARATOR then gem_path.map! do |this_path| this_path.gsub File::ALT_SEPARATOR, File::SEPARATOR end end else gem_path.push(*Gem.default_path) gem_path << APPLE_GEM_HOME if defined?(APPLE_GEM_HOME) end @path = gem_path.uniq end end