Thanks bill, that was it. I am used to domain errors on cd and not crashes.
I was thinking it was a callback issue... Thanks!


On Thu, May 8, 2014 at 9:12 AM, bill lam <[email protected]> wrote:

> try replacing the
> i i i with i x x
>
> untested
>
> On 08.05.2014, at 20:01, Joe Bogner <[email protected]> wrote:
>
> > I'm working through the DLL Callbacks lab and it crashes J64-602 and
> J64-801
> >
> > It works on J32-801
> >
> >
> > EnumWindows=:'user32 EnumWindows i i i'&cd
> > output=: 2&((1!:2)~)
> > cdcallback=: 1:[output
> > cdcb2=: cdcb 2
> >
> > EnumWindows cdcb2 ; 123 NB. Crashes J (segfaults)
> >
> > JVERSION
> >
> > Engine: j701/2011-01-10/11:25
> >
> > Library: 8.01.020
> >
> > Qt IDE: 1.0.23/4.8.5
> >
> > Platform: Win 64
> >
> > Installer: j801 install
> >
> > InstallPath: c:/users/jbogner/downloads/j64-801
> >
> >
> >
> > I was planning on using this approach to attempt integrating with libuv.
> Is
> > there a workaround?
> >
> > It works on
> >
> > Engine: j701/2011-01-10/11:25
> >
> > Library: 8.01.020
> >
> > Qt IDE: 1.0.23/4.8.5
> >
> > Platform: Win 32
> >
> > Installer: j801 install
> >
> > InstallPath: c:/users/jbogner/downloads/j801_win32
> > ----------------------------------------------------------------------
> > For information about J forums see http://www.jsoftware.com/forums.htm
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
>
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