Hello, I have tried the patch and my test application seem now working well.
Many thanks -- Thomas 2009/6/2 Dave Korn <[email protected]>: > Thomas Stalder wrote: > >> Sometimes pthread_create block and never return. >> >> I have made a simple program (test.c) to reproduce the problem. >> >>> gcc test.c -lpthread -o test >>> ./test >> thread id=1 >> thread id=2 >> thread id=3 >> thread id=4 >> ........ >> thread id=3736 >> >> >> Sometimes pthread_create block after creating arround 10 threads, >> sometimes after creating arround 10000 threads or more. > > You may have run into the pthread interlocking bug that I'm tracking down in > this thread on the cygwin-dev list: > > http://www.cygwin.com/ml/cygwin-developers/2009-05/threads.html#00084 > > If you'd like to try building the cygwin DLL yourself from the CVS sources > with the attached patch applied, you may find it solves your problem; at least > for me it does. I've been running your test program while writing this email > and it's got as far as this: > > thread id=1260546 > thread id=1260547 > > ... without a hiccup. Actually, now it's got as far as > > thread id=2405875 > > by the time I diff'd the patch for you. (If you'd prefer, I could send you a > binary of the DLL built with the patch, off-list; let me know). > > cheers, > DaveK > > -- > 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/ > -- 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/
