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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43007 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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akr 2013-09-21 07:52:02 +00:00
parent 50ffa683ca
commit 42cc596402
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6
io.c
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@ -8486,6 +8486,12 @@ rb_io_advise(int argc, VALUE *argv, VALUE io)
* if optional <i>timeout</i> value is given and no <code>IO</code> object
* is ready in <i>timeout</i> seconds.
*
* <code>IO.select</code> peeks the buffer of <code>IO</code> objects for testing readability.
* If the <code>IO</code> buffer is not empty,
* <code>IO.select</code> immediately notify readability.
* This "peek" is only happen for <code>IO</code> objects.
* It is not happen for IO-like objects such as OpenSSL::SSL::SSLSocket.
*
* The best way to use <code>IO.select</code> is invoking it
* after nonblocking methods such as <code>read_nonblock</code>.
* The methods raises an exception which is extended by