Concurrency on Windows (spawn)

[Ali Çehreli via Digitalmars-d-learn]

On 06/18/2014 06:28 AM, Chris wrote:
> On Wednesday, 18 June 2014 at 11:57:06 UTC, Chris wrote:
>> Windows: in a D-DLL I'm trying to spawn a thread. However, nothing
>> happens
>>
>> auto myThread = spawn(&myFunction, thisTid);
>> send(myThread, arg);
>>
>> The thread is never called. Any ideas? Thanks!
>>
>> PS In an old DLL it used to work, there I called it with only one
>> argument, i.e. spawn(&myFunction). Is thisTid messing it up, do I need
>> to pass something else?
>
> Mystery solved. There was an audio delay so that the program had already
> finished, before the thread was properly executed. I _loooove_ Windows!
> Not!

That can happen on Linux as well. So, the owner may have to call 
thread_joinAll() to wait for the worker:

import core.thread;

     auto myThread = spawn(&myFunction, thisTid);
     send(myThread, arg);

     // ... sometime before the program ends:
     thread_joinAll();

Ali