Re: [lcd4linux] Regulating animated icon speed

[Benjamin K. <bk...@em...>]

On Monday 17 July 2006 11:54, Michael Reinelt wrote:
> Hi Benjamin,
>
> > I have an icon to indicate whether my PPP connection is up or not.  I'd
> > also like to regulate the speed of the icon.  In my lcd4linux.conf, I
> > have:
> >
> > Widget PPPSpeed {
> >         class 'Timer'
> >         expression pppspeed = (1/((netdev('ppp0', 'Rx_bytes', 1000) +
> > netdev('ppp0', 'Rx_bytes', 1000))/99999))
> >         update 100
> > }
> >
> >
> > Widget Arrow {
> >     class 'Icon'
> >     speed pppspeed
> >     visible exec('/sbin/ifconfig | grep ppp | wc -l', 1000)
> >     Bitmap {
> >         Row1 '...'
> >     }
> > }
> >
> > ...But this doesn't work.  How should I be doing this?  Is it even
> > possible?
>
> Hmmm... Took me some time to understand what you're doing, but I think I
> got it now: pppspeed is a variable...
>
> I just checked the code: the 'speed' attribute of the icon widget is
> evaluated on every call. So it *should* work...
>
> You could try to use the variable in another test widget, formatted as a
> number, just to check if it's evaluated correctly.


I tried doing that...and got a segfault. :)
It seems I'm always pushing lcd4linux to the limit.

I've attached the output of a strace, please let me know if there's anything 
else I could provide.


-Ben