[fpc-devel] simpleipc issues

waldo kitty wkitty42 at windstream.net
Wed Sep 16 15:30:34 CEST 2015

On 09/15/2015 12:07 PM, Tomas Hajny wrote:
> On Tue, September 15, 2015 10:04, Michael Van Canneyt wrote:
>> On Tue, 15 Sep 2015, Ondrej Pokorny wrote:
>   .
>   .
>>> Are there some high level crossplatform semaphore functions in the FCL?
>>> The cthreads/cIntSemaphoreOpen etc. seem to be available on unix only.
>>> What about OS/2?
>> Careful, these are thread semaphores, I think. I am talking about
>> cross-process semaphores. They are in the baseunix/unix units.
>> I suppose OS/2 has semaphores, but Tomas will need to confirm.
> OS/2 certainly has semaphores (three types of them, in fact ;-) - event
> semaphores, mutex semaphores and muxwait semaphores).

and there's also file based semaphores still used by a huge number of programs 
to signal needed actions between disparate programs that may be pressed into 
operation together ;)

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