[fpc-pascal] detect CPU cores
Sven Barth
pascaldragon at googlemail.com
Fri Sep 12 22:07:16 CEST 2014
On 12.09.2014 20:20, Sven Barth wrote:
> Am 12.09.2014 17:31 schrieb "Marco van de Voort" <marcov at stack.nl
> <mailto:marcov at stack.nl>>:
> >
> > In our previous episode, Sven Barth said:
> > > FPC 2.7.1 has TThread.ProcessorCount (it's a class property, so no
> instance
> > > needed) or System.CpuCount (ProcessorCount uses this). It's not yet
> > > implemented though for any system :/
> >
> > I ran it to test if it made a difference between cores and
> hyperthreading,
> > but didn't even get that far, on Windows it seems to always return 1.
>
> Considering that the implementation is currently "Result := 1" for any
> target that is no surprise ;)
I've now implemented GetCPUCount for all Windows targets. For the BSD's
I'd use sysctl, which would mean that I'd need to duplicate sysctl() and
the necessary constants/types...
Regards,
Sven
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