Ken, what version of the cygwin .dll did you create this patch against? IIRC we fixed this bug a few weeks ago. Rob ----- Original Message ----- From: "Ken Tew" <ken2@andrew.cmu.edu> To: <cygwin@cygwin.com> Sent: Saturday, July 14, 2001 6:10 AM Subject: Bug in pthread_cond_signal under Win NT 4.0 >> If you signal a condition variable without any threads actually waiting > on the condition variable, then when a thread does wait on that variable > it will hang. >> I've attached the file pthread_bug_test.cpp which is a simple program to > demonstrate the bug. >> I also attached a modified thread.cc which fixes the bug. It simply > checks to see if any threads are waiting on the condition before > signalling. The only change I made to thread.cc was adding the line: > if (waiting) > at line 452 in the file. >> ---------- > \////// > [ O o ] > Ken Tew - Licensed to Program \_=_/ > http://www.pitt.edu/~ktew _| |_ > / \_/ \ > ________________________________________oOOO___OOOo__ > ---------------------------------------------------------------------------- ---- > -- > Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple > Bug reporting: http://cygwin.com/bugs.html > Documentation: http://cygwin.com/docs.html > FAQ: http://cygwin.com/faq/ -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Bug reporting: http://cygwin.com/bugs.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/