[squeak-dev] Re: FFI and FreeTypePlus problem?
ssastre at seaswork.com
Fri Mar 28 03:07:23 UTC 2008
Hi Andreas, I was able to finally make my 3dot10 nicely with the patch,
> -----Mensaje original-----
> De: squeak-dev-bounces at lists.squeakfoundation.org
> [mailto:squeak-dev-bounces at lists.squeakfoundation.org] En
> nombre de Andreas Raab
> Enviado el: Jueves, 27 de Marzo de 2008 19:12
> Para: The general-purpose Squeak developers list
> Asunto: [squeak-dev] Re: FFI and FreeTypePlus problem?
> Sebastian Sastre wrote:
> > I was about to write to you because I suspected of the
> > Thanks for the workarround I'll try it as soon as I can. A
> curios fact is it
> > wont happen in an ubuntu (32bits).
> There are many variations in which the problem will not show (for
> example, when it comes from the cache instead from the net,
> or if code
> is invoked in the middle which resets the network, or if the previous
> lookup went to the same host, or if there is DNS failure in
> the middle
> etc). The way to make it happen reliably is like this:
> NetNameResolver addressForName: 'www.squeak.org'.
> Smalltalk recreateSpecialObjectsArray.
> NetNameResolver addressForName: 'ftp.squeak.org'.
> Without the fix to recreateSpecialObjectsArray, this should fail, no
> matter where.
> - Andreas
> > thanks again I will provide feedback of my win32 experience,
> > cheers
> > Sebastian Sastre
> >> -----Mensaje original-----
> >> De: squeak-dev-bounces at lists.squeakfoundation.org
> >> [mailto:squeak-dev-bounces at lists.squeakfoundation.org] En
> >> nombre de Andreas Raab
> >> Enviado el: Jueves, 27 de Marzo de 2008 18:00
> >> Para: The general-purpose Squeak developers list
> >> Asunto: [squeak-dev] Re: FFI and FreeTypePlus problem?
> >> Yeah, I had forgotten about the problem. The issue comes from
> >> a call to
> >> Smalltalk>>recreateSpecialObjectsArray (which is required for
> >> the FFI to
> >> work correctly) and which accidentally nukes the external
> >> table. The fix is simple: Replace the following line in
> >> SystemDictionary>>recreateSpecialObjectsArray
> >> newArray at: 39 put: Array new.
> >> by
> >> "Preserve external semaphores when recreating splObjs"
> >> newArray at: 39 put: (self specialObjectsArray at: 39).
> >> Also, saving and restarting the image after loading the
> FFI is good
> >> temporary workaround for this problem.
> >> Cheers,
> >> - Andreas
> >> Torsten Bergmann wrote:
> >>> I already created a bug report for this, Andreas
> >>> may be able to tell you more:
> >>> http://bugs.squeak.org/view.php?id=6980
> >>> As a workaround you can can use FFI-Kernel-ar6.mcz
> >>> instead of FFI-Kernel-ar-8.mcz.
> >>> Bye
> >>> Torsten
More information about the Squeak-dev