Hi Sven, Yes I can try that this weekend sometime and will respond with results,. Thanks for taking a look at that 😁
On Oct 14, 2016 3:41 PM, "Sven Barth" <pascaldra...@googlemail.com> wrote: > Am 14.10.2016 20:31 schrieb "Snorkl e" <tony.cad...@gmail.com>: > > > > Yep, I used heaptr, my code is clean. > > Sometimes it would happen after 3 connects/disconnects and sometimes > after 500. > > With the GUID as the event name it has never happened again and I really > stress tested it. > > > > It sounds like windows bug to me, but who knows. > > Looking at the code of the RTL it could be a FPC bug. FPC calls > CreateEvent() basically like this: > > Result := CreateEvent(..., PChar(Name)); > > Now the point is that by Name being a String the result of PChar(Name) is > always a valid string consisting only of #0. That however is not equal to > Nil which the documentation on MSDN states as necessary for an anonymous > event. > > Are you able to compile FPC and its RTL yourself? In that case I'd like to > ask you to adjust the function BasicEventCreate in > $fpcdir/rtl/win/systhrd.inc like this: > > var > n: PChar; > begin > new(plocaleventrec(result)); > if Length(Name) = 0 then > n := Nil > else > n := PChar(Name); > plocaleventrec(result)^.FHandle := CreateEvent(EventAttributes, > AManualReset, InitialState, n); > end; > > With this and rebuilt RTL, packages and Co I'd ask you to test your code > again and report back whether that solves the problem. > > Regards, > Sven > > _______________________________________________ > fpc-pascal maillist - fpc-pascal@lists.freepascal.org > http://lists.freepascal.org/cgi-bin/mailman/listinfo/fpc-pascal >
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