Bug 20026 – retrying while pthread_cond_signal/pthread_cond_broadcast return EAGAIN

Since OS X 10.7 (Lion), pthread_cond_signal returns EAGAIN after retrying 8192 times, so need to retrying while it returns EAGAIN. 10.7.0 (Lion): http://www.opensource.apple.com/source/Libc/Libc-763.11/pthreads/pthread_cond.c 10.8.0 (Mountain Lion): http://www.opensource.apple.com/source/Libc/Libc-825.24/pthreads/pthread_cond.c 10.10.0 (Yosemite): http://www.opensource.apple.com/source/libpthread/libpthread-105.1.4/src/pthread_cond.c 10.11.0 (El Capitan): http://www.opensource.apple.com/source/libpthread/libpthread-137.1.1/src/pthread_cond.c 10.12.0 (Sierra): http://www.opensource.apple.com/source/libpthread/libpthread-218.1.3/src/pthread_cond.c 10.13.0 (High Sierra): http://www.opensource.apple.com/source/libpthread/libpthread-301.1.6/src/pthread_cond.c 10.14.0 (Mojave): http://www.opensource.apple.com/source/libpthread/libpthread-330.201.1/src/pthread_cond.c 10.14.1 (Mojave:latest): http://www.opensource.apple.com/source/libpthread/libpthread-330.220.2/src/pthread_cond.c

@kubo39 updated dlang/druntime pull request #2661 "Fix 20026 - retrying while pthread_cond_signal/pthread_cond_broadcast…" fixing this issue: - Fix Issue 20026 - retrying while pthread_cond_signal/pthread_cond_broadcast return EAGAIN https://github.com/dlang/druntime/pull/2661

dlang/druntime pull request #2661 "Fix Issue 20026 - retrying while pthread_cond_signal/pthread_cond_broadcast…" was merged into stable: - 48b024fd4981dbf5e24e752ecdffbae81de36acb by Hiroki Noda: Fix Issue 20026 - retrying while pthread_cond_signal/pthread_cond_broadcast return EAGAIN https://github.com/dlang/druntime/pull/2661