rdoc update.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26715 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2010-02-19 12:52:03 +00:00
parent a39e9e0745
commit 54a61d3e2a

11
io.c
View File

@ -1941,14 +1941,21 @@ io_readpartial(int argc, VALUE *argv, VALUE io)
* until io is readable for avoiding busy loop. * until io is readable for avoiding busy loop.
* This can be done as follows. * This can be done as follows.
* *
* # emulates blocking read (readpartial).
* begin * begin
* result = io.read_nonblock(maxlen) * result = io.read_nonblock(maxlen)
* rescue IO::WaitReadable, Errno::EINTR * rescue IO::WaitReadable
* IO.select([io]) * IO.select([io])
* retry * retry
* end * end
* *
* Note that this is identical to readpartial * Although IO#read_nonblock doesn't raise IO::WaitWritable.
* OpenSSL::Buffering#read_nonblock can raise IO::WaitWritable.
* If IO and SSL should be used polymorphically,
* IO::WaitWritable should be rescued too.
* See the document of OpenSSL::Buffering#read_nonblock for sample code.
*
* Note that this method is identical to readpartial
* except the non-blocking flag is set. * except the non-blocking flag is set.
*/ */