Webservicing whatever events it needs to. Then, when it runs out of immediate. when the appropriate event occurs. Then the main loop calls. Poller.block (), which blocks until one of the registered events happens.""". be select.POLLIN or select.POLLOUT or their bitwise-OR). The following. more of the requested events. WebPOLLHUP The device has been disconnected. This event and POLLOUT are mutually exclusive, a stream can never be writable if a hang-up has occurred. However, this event and POLLIN, POLLRDNORM, POLLRDBAND or POLLPRI are not mutually exclusive. This flag is only valid in the revents bitmask. It is ignored in the events member. POLLIN …
ppoll(2) — Arch manual pages
WebJul 9, 2024 · POLLHUP. If you don't modify the source: ./poll.out outputs: loop POLLIN n=1 buf=a loop POLLHUP loop So: POLLIN happens when input becomes available; POLLHUP happens when the file is closed by the printf; close(pfd.fd); and pfd.fd *= -1; clean things up, and we stop receiving POLLHUP; poll hangs forever; This is the normal operation. WebSep 11, 2009 · > the POLLERR state to c-ares (as well as POLLHUP.) No the patch does not tell c-ares that the file descriptor has an POLLERR or POLLHUP condition, it simply tells that c-ares should process the file descriptor as if it had a POLLIN revent whenever it has a POLLERR or POLLHUP condition, and process the file descriptor as faith faith just a little bit of faith lyrics
svnproxy.pl in branches/fc15-dev/server/common/oursrc/execsys …
WebJan 25, 2024 · That's still not enough information from strace. You should at least show the socket and connect system calls that created the socket. Secondly, you can run lsof -U -a +E -p $ (pgrep top) to see the unix socket information and what's the end points of the socket. Or even, if the stuck file descriptor is always 6, you can add -d6 to your lsof ... Webactually occurred on the file descriptor. Programs can monitor one or more of POLLIN, POLLOUT, or POLLPRI. The first two monitor whether there is data to read and whether writing will block. The last tells the application if there is out-of-band data available on the socket, which can occur on sockets. Weba pollhup表示插座不再连接.在tcp中，这意味着已收到并发送了鳍. a POLLERR表示插座有异步错误.在TCP中，这通常意味着已收到或发送了第一个.如果 文件 描述符不是套接 … do lava rocks hold heat