From 452536392d35547ae19bef10edc7382dac088428 Mon Sep 17 00:00:00 2001 From: akr Date: Sat, 31 Jan 2009 05:12:23 +0000 Subject: rdoc update. git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@21910 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- io.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/io.c b/io.c index 5555de7c2..3b5296605 100644 --- a/io.c +++ b/io.c @@ -1899,6 +1899,17 @@ io_read_nonblock(int argc, VALUE *argv, VALUE io) * The result may also be smaller than string.length (partial write). * The caller should care such errors and partial write. * + * # Creates a pipe. + * r, w = IO.pipe + * + * # write_nonblock writes only 65536 bytes and return 65536. + * # (The pipe size is 65536 bytes on this environment.) + * s = "a" * 100000 + * p w.write_nonblock(s) #=> 65536 + * + * # write_nonblock cannot write a byte and raise EWOULDBLOCK (EAGAIN). + * p w.write_nonblock("b") # Resource temporarily unavailable (Errno::EAGAIN) + * * If the write buffer is not empty, it is flushed at first. * * When write_nonblock raises EWOULDBLOCK, -- cgit