debian-packages/vibe-core
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Fix shutdown of the worker thread pool.

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Shuts down the pool before terminating the threads to avoid accessing an event thread waiter slot that is not associated with a valid eventcore driver anymore.
This commit is contained in:
Sönke Ludwig 2018-02-22 20:09:31 +01:00
parent 53ea380df8
commit d2146e3881
1 changed files with 15 additions and 6 deletions
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21
source/vibe/core/core.d
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@ -254,6 +254,7 @@ void exitEventLoop(bool shutdown_all_threads = false)
assert(s_eventLoopRunning || shutdown_all_threads, "Exiting event loop when none is running.");
if (shutdown_all_threads) {
() @trusted nothrow {
shutdownWorkerPool();
atomicStore(st_term, true);
st_threadsSignal.emit();
} ();
@ -1349,13 +1350,8 @@ static ~this()
}
if (is_main_thread) {
shared(TaskPool) tpool;
synchronized (st_threadsMutex) swap(tpool, st_workerPool);
if (tpool) {
logDiagnostic("Main thread still waiting for worker threads.");
tpool.terminate();
}
logDiagnostic("Main thread exiting");
shutdownWorkerPool();
}
synchronized (st_threadsMutex) {
@ -1373,6 +1369,19 @@ static ~this()
st_threadShutdownCondition.notifyAll();
}
private void shutdownWorkerPool()
nothrow {
shared(TaskPool) tpool;
try synchronized (st_threadsMutex) swap(tpool, st_workerPool);
catch (Exception e) assert(false, e.msg);
if (tpool) {
logDiagnostic("Still waiting for worker threads to exit.");
tpool.terminate();
}
}
private void shutdownDriver()
{
if (ManualEvent.ms_threadEvent != EventID.init) {