nobu	2008-07-11 20:51:39 +0900 (Fri, 11 Jul 2008)

  New Revision: 18027

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=18027

  Log:
    * io.c (rb_io_wait_readable, rb_io_wait_writable): check if the file
      descriptor is closed.

    * thread.c (rb_thread_wait_fd_rw): ditto.

  Modified files:
    trunk/ChangeLog
    trunk/bootstraptest/runner.rb
    trunk/bootstraptest/test_io.rb
    trunk/io.c
    trunk/thread.c