1 files changed, 38 insertions, 0 deletions
diff --git a/jni/ruby/lib/irb/cmd/fork.rb b/jni/ruby/lib/irb/cmd/fork.rb
new file mode 100644
index 0000000..4e80250
--- /dev/null
+++ b/jni/ruby/lib/irb/cmd/fork.rb
@@ -0,0 +1,38 @@
+#
+#   fork.rb -
+#   	$Release Version: 0.9.6 $
+#   	$Revision: 47266 $
+#   	by Keiju ISHITSUKA(keiju@ruby-lang.org)
+#
+# --
+#
+#
+#
+
+
+# :stopdoc:
+module IRB
+  module ExtendCommand
+    class Fork<Nop
+      def execute
+        pid = send ExtendCommand.irb_original_method_name("fork")
+        unless pid
+          class << self
+            alias_method :exit, ExtendCommand.irb_original_method_name('exit')
+          end
+          if iterator?
+            begin
+              yield
+            ensure
+              exit
+            end
+          end
+        end
+        pid
+      end
+    end
+  end
+end
+# :startdoc:
+
+