[Gambas-user] Gambas 2 -> Gambas 3

[Benoît Minisini]

> Benoît Minisini schrieb:
> >> Good morning Benoit (and everyone)
> >>
> >> Just came about a question: When I want to bring my Gambas2 app to
> >> Gambas3, will this be as roundabout as it is from Gambas1 to Gambas2?
> >> (Creating new forms and converting the code...) Or is it more upward
> >> compatible?
> >>
> >> The reason for asking this is that you told me that you would just
> >> maintain bugfixes in Gambas2 and bring changes only to Gambas3. As I'm
> >> still maintaining some bigger Gambas1 projects, I would then migrate
> >> them to Gambas3 directly rather than having them under Gambas2 - if it's
> >> as much work again...
> >>
> >> Hope I could make clear what I mean...
> >>
> >> Regards
> >>
> >> Rolf
> >
> > The weirdest thing between Gambas 2 and Gambas 3 at the moment is
> > Desktop.Scale, that is smaller in Gambas 3.
> >
> > Gambas 3 does a little conversion for controls whose W and H <= 3 *
> > Desktop.Scale (it adds one Desktop.Scale), but you have to update all
> > your forms and check them one by one to redesign them.
> >
> > There are many other changes in instruction syntax and class interfaces,
> > but I never note them at the moment. Hopefully, they are less changes
> > between Gambas 3 and Gambas 2 than between Gambas 2 and Gambas 1.
> >
> > So please try and tell us the result! :-)
>
> LOL - ok, I will. I would. If I could.
>
> Downloaded the svn and tried to compile it, it stopps here:
>
> /usr/lib/gcc/i586-suse-linux/4.2.1/../../../../i586-suse-linux/bin/ld:
> cannot find -lqt-mt
> collect2: ld returned 1 exit status
> make[5]: *** [gb.qt.kde.html.la] Fehler 1
> make[5]: Leaving directory
> `/home/tester/gambastest/trunk/gb.qt.kde/src/html'
> make[4]: *** [all-recursive] Fehler 1
> make[4]: Leaving directory `/home/tester/gambastest/trunk/gb.qt.kde/src'
> make[3]: *** [all-recursive] Fehler 1
> make[3]: Leaving directory `/home/tester/gambastest/trunk/gb.qt.kde'
> make[2]: *** [all] Fehler 2
> make[2]: Leaving directory `/home/tester/gambastest/trunk/gb.qt.kde'
> make[1]: *** [all-recursive] Fehler 1
> make[1]: Leaving directory `/home/tester/gambastest/trunk'
> make: *** [all] Fehler 2
>
> Any idea what's wrong here?
>
> There is an older Gambas3 on my system which is running ok, should I try
> with that one? Don't know how "old" it is, but it has a Copyright until
> 2009 in the help... :-)
>
> Rolf
>

You cannot install two different gambas 3 on the same machine. Remove 
completely the old one.

And if your linker does not find the qt-mt library, either qt3 is not 
installed, either you have a big problem somewhere!

Regards,

-- 
Benoît