diff options
author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-03-19 11:40:38 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2009-03-19 11:40:38 +0000 |
commit | c4049f4cb6d27ffdfe9f15f4a9ddc5a48271ecf3 (patch) | |
tree | 98df695950d4ad9be608b21479593d4825e293d9 /ext/socket/udpsocket.c | |
parent | b7800329d3070a4fb9f9dbdbe8b411c5f628f942 (diff) | |
download | ruby-c4049f4cb6d27ffdfe9f15f4a9ddc5a48271ecf3.tar.gz |
* io.c (rb_mWaitReadable): defined.
(rb_mWaitWritable): defined.
(io_getpartial): extend IO::WaitReadable on EWOULDBLOCK and EAGAIN.
(rb_io_write_nonblock): extend IO::WaitWritable on EWOULDBLOCK and
EAGAIN.
* error.c (make_errno_exc): extracted from rb_sys_fail.
(rb_mod_sys_fail): new function.
* include/ruby/ruby.h (rb_mod_sys_fail): declared.
(rb_mWaitReadable): declared.
(rb_mWaitWritable): declared.
* ext/socket/init.c (rsock_s_recvfrom_nonblock): extend
IO::WaitReadable on EWOULDBLOCK and EAGAIN.
(rsock_s_accept_nonblock): extend IO::WaitReadable on EWOULDBLOCK,
EAGAIN, ECONNABORTED and EPROTO.
* ext/socket/socket.c (sock_connect_nonblock): extend IO::WaitWritable
on EINPROGRESS.
* ext/socket/ancdata.c (bsock_sendmsg_internal): extend
IO::WaitWritable on EWOULDBLOCK and EAGAIN.
(bsock_recvmsg_internal): extend IO::WaitReadable on EWOULDBLOCK and
EAGAIN.
* ext/openssl/ossl_ssl.c (ossl_ssl_read_internal): raise SSLError
extended by IO::WaitReadable/IO::WaitWritable on
SSL_ERROR_WANT_READ/SSL_ERROR_WANT_WRITE.
* ext/openssl/ossl.c (ossl_make_error): extracted from ossl_raise.
(ossl_exc_new): new function.
* ext/openssl/ossl.h (ossl_exc_new): declared.
* lib/net/protocol.rb (rbuf_fill): rescue IO::WaitReadable and
IO::WaitWritable.
[ruby-core:22539], [ruby-dev:38140]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23006 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/socket/udpsocket.c')
-rw-r--r-- | ext/socket/udpsocket.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/ext/socket/udpsocket.c b/ext/socket/udpsocket.c index 2463c8325f..ae1f70eb10 100644 --- a/ext/socket/udpsocket.c +++ b/ext/socket/udpsocket.c @@ -218,8 +218,12 @@ udp_send(int argc, VALUE *argv, VALUE sock) * s2.connect(*s1.addr.values_at(3,1)) * s1.connect(*s2.addr.values_at(3,1)) * s1.send "aaa", 0 - * IO.select([s2]) # emulate blocking recvfrom - * p s2.recvfrom_nonblock(10) #=> ["aaa", ["AF_INET", 33302, "localhost.localdomain", "127.0.0.1"]] + * begin # emulate blocking recvfrom + * p s2.recvfrom_nonblock(10) #=> ["aaa", ["AF_INET", 33302, "localhost.localdomain", "127.0.0.1"]] + * rescue IO::WaitReadable + * IO.select([s2]) + * retry + * end * * Refer to Socket#recvfrom for the exceptions that may be thrown if the call * to _recvfrom_nonblock_ fails. @@ -227,6 +231,10 @@ udp_send(int argc, VALUE *argv, VALUE sock) * UDPSocket#recvfrom_nonblock may raise any error corresponding to recvfrom(2) failure, * including Errno::EWOULDBLOCK. * + * If the exception is Errno::EWOULDBLOCK or Errno::AGAIN, + * it is extended by IO::WaitReadable. + * So IO::WaitReadable can be used to rescue the exceptions for retrying recvfrom_nonblock. + * * === See * * Socket#recvfrom */ |