1 files changed, 86 insertions, 0 deletions
diff --git a/ruby_1_9_3/lib/rdoc/generator/ri.rb b/ruby_1_9_3/lib/rdoc/generator/ri.rb
new file mode 100644
index 0000000000..939a165cfb
--- /dev/null
+++ b/ruby_1_9_3/lib/rdoc/generator/ri.rb
@@ -0,0 +1,86 @@
+require 'rdoc/generator'
+require 'rdoc/ri'
+
+##
+# Generates ri data files
+
+class RDoc::Generator::RI
+
+  RDoc::RDoc.add_generator self
+
+  ##
+  # Description of this generator
+
+  DESCRIPTION = 'creates ri data files'
+
+  ##
+  # Set up a new ri generator
+
+  def initialize options #:not-new:
+    @options     = options
+    @old_siginfo = nil
+    @current     = nil
+
+    @store          = RDoc::RI::Store.new '.'
+    @store.dry_run  = @options.dry_run
+    @store.encoding = @options.encoding if @options.respond_to? :encoding
+  end
+
+  ##
+  # Build the initial indices and output objects based on an array of TopLevel
+  # objects containing the extracted information.
+
+  def generate top_levels
+    install_siginfo_handler
+
+    @store.load_cache
+
+    RDoc::TopLevel.all_classes_and_modules.each do |klass|
+      @current = "#{klass.class}: #{klass.full_name}"
+
+      @store.save_class klass
+
+      klass.each_method do |method|
+        @current = "#{method.class}: #{method.full_name}"
+        @store.save_method klass, method
+      end
+
+      klass.each_attribute do |attribute|
+        @store.save_method klass, attribute
+      end
+    end
+
+    @current = 'saving cache'
+
+    @store.save_cache
+
+  ensure
+    @current = nil
+
+    remove_siginfo_handler
+  end
+
+  ##
+  # Installs a siginfo handler that prints the current filename.
+
+  def install_siginfo_handler
+    return unless Signal.list.key? 'INFO'
+
+    @old_siginfo = trap 'INFO' do
+      puts @current if @current
+    end
+  end
+
+  ##
+  # Removes a siginfo handler and replaces the previous
+
+  def remove_siginfo_handler
+    return unless Signal.list.key? 'INFO'
+
+    handler = @old_siginfo || 'DEFAULT'
+
+    trap 'INFO', handler
+  end
+
+end
+