[fpc-pascal] Threading in FPC DOS
Marco van de Voort
marcov at stack.nl
Wed Jul 12 11:58:09 CEST 2006
> On 12 jul 2006, at 11:25, Marco van de Voort wrote:
> > I doubt it. Note that it also probably needs enhancing of the
> > threadinterface with a giveuptimeslice functionality, something for
> > which
> > now sleep(0) is abused.
> sleep(0) is quite bad, because it may not necessarily give up any
> timeslice. At least very short nanosleeps seem to be implemented as
> spinning loops on Mac OS X, so maybe sleep(0) is the same.
Do you know a correct way of doing this on *nix?
(it is a hack nevertheless, but a much used one in Delphi code because
Windows guarantees it, the better uses are to emulate blocking I/O, the
worse parts for uh, everything, including updating time on a form)
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