[squeak-dev] Can not load Aliens FFI in Squeak 4.1

Eliot Miranda eliot.miranda at gmail.com
Wed May 5 19:33:41 UTC 2010


You're probably missing the plugin IA32ABI

On Wed, May 5, 2010 at 12:25 PM, Dmitry Matveev <dmm1989 at gmail.com> wrote:

> Hello Igor!
>
> Thank you for the patch, it has helped and now it looks like the Alien
> is loaded... But.
>
> When I'm sending an #asAlien message to a simple string, e.g.
>
> 'xmessage something' asAlien
>
> The executions fails with the primitiveFailed exception here:
> Alien >> sizeFieldPut: size "<Integer> ^<Integer>"
>        <primitive: 'primSizeFieldPut' error: errorCode module: 'IA32ABI'>
>        ^self primitiveFailed
>
> I assume that the Alien-Core package was not loaded properly. What am
> I doing wrong?
>
> 2010/5/5, Igor Stasenko <siguctua at gmail.com>:
> > On 5 May 2010 14:42, Dmitry Matveev <dmm1989 at gmail.com> wrote:
> >> Hi everybody!
> >>
> >> Could you please help me?
> >>
> >> I'm experiencing the following trouble: when I'm loading the Alien FFI
> >> (from
> >> the squeaksource or from the .mcz files manually) in Squeak 4.1, I'm
> >> getting
> >> the DNU expection Array>>createMethod:header:
> >>
> >
> > This happens, when you using an obsolete way of encoding
> > a method's trailer - bytes instead of instance of CompiledMethodTrailer.
> >
> > Here the fix:
> >
> > MethodNode>>generate
> >       "The receiver is the root of a parse tree. Answer a CompiledMethod.
> The
> >       argument, trailer, is the references to the source code that is
> stored with
> >       every CompiledMethod."
> >
> > +++   ^self generate: CompiledMethodTrailer empty
> > ---   ^self generate: #(0 0 0 0)
> >
> >
> > Btw, this method is included by default in 4.1 images, and in pharo
> images,
> > which integrated new compiled methods trailers.
> > So, Alien don't needs to override this method anymore.
> >
> >> The Alien-Prereq module was already loaded.
> >>
> >> May be I've missed some dependencies? Or Alien does not work with the
> 4.1
> >> and I should install an earlier version?
> >>
> >
> >
> >> Thanks,
> >> Dmitry
> >>
> >
> >
> >
> > --
> > Best regards,
> > Igor Stasenko AKA sig.
> >
> >
>
>
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