eof_patch3.diff - Ruby - Ruby Issue Tracking System

Bug #2377 » eof_patch3.diff

      *     f.rewind     #=> 0
      *     f.lineno     #=> 0
      *     f.readline   #=> "This is line one\n"
+     *
      *  Note that it cannot be used with streams such as pipes, ttys, and sockets.
      */
     static VALUE
-...
      *     r, w = IO.pipe
      *     r.eof?  # blocks forever
+     *
      *  Note that <code>IO#eof?</code> reads data to a input buffer.
      *  So <code>IO#sysread</code> doesn't work with <code>IO#eof?</code>.
      *  Note that <code>IO#eof?</code> reads data to the input buffer.
      *  So <code>IO#sysread</code> only works with <code>IO#eof?</code>
      *  if you call <code>IO#rewind</code> first (which is not available
      *  for some streams).
      */
     VALUE

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