On Apr 15 22:45, Tony Jaa wrote: > Cygwin v1.5.12-1/Windows 2000 > > Cygwin poll() uses POLLPRI as the flag for detecting > exceptions, POLLPRI must be explicitly set (otherwise > socket exceptions aren't reported), and POLLERR is > only used when select() returns -1 but there was no > WSAENOTCONN. However, the Unix man page for poll() > says POLLPRI is for detecting urgent data to read, > POLLERR is for detecting exceptions, and POLLERR does > not need to be explicitly set in the pollfd.events > field. Why is POLLPRI used for detecting exceptions > instead of POLLERR? Why are exceptions only detected > when POLLPRI is set instead of being detected > automatically?
I've created a patch which should result in poll behaving more closely to Linux. It didn't make it into the 1.5.15 release but you can try the latest developer snapshot from http://www.cygwin.com/snapshots/ Thanks for the testcase, Corinna -- Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Project Co-Leader mailto:cygwin@cygwin.com Red Hat, Inc. -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/
