Re: Version of Qt required?

[John Thacker <johnthacker () gmail com>]

On Tue, Jul 7, 2020, 1:11 PM Pascal Quantin <pascal () wireshark org> wrote:

> Hi John,
>
> Le mar. 7 juil. 2020 à 19:09, John Thacker <johnthacker () gmail com> a
> écrit :
>
> > On Tue, Jul 7, 2020 at 10:48 AM Graham Bloice <
> > graham.bloice () trihedral com> wrote:
> >
> > > The table of Qt versions shows which versions have been used in
> > > Wireshark installers for Windows and macOS. Determining the versions
> > > available on specific Linux distributions is a bit more of an artform but
> > > can be gleaned from the tables further down.
> >
> > Ah, I see, yes I misread the table and interpreted the bold versions as
> > minimum requirements. I just took a look and  updated the RHEL/CentOS and
> > SLES information. Looking at the rest of the tables, Debian Jesse just went
> > end of support, so Ubuntu xenial (16.04LTS, end of support April 2021)
> > being at 5.5.x is I think the oldest QT in a still officially supported
> > distribution on that page. After that there's several at 5.6.x.
> >
> > I reckon that QT 5.9 is fine for every distro's most recent LTS release,
> > and 5.6 is fine for every distro's N-1 LTS release. Personally I'd be fine
> > with moving master to 5.9 (which also settles requiring C+11), but I could
> > understand 5.6.
>
> Can't this code be made conditional to the Qt version used for compiling?

It can be, but I think I would just as well rewrite it to use code from QT
5.3 and earlier. In this case I don't think there's from later than 5.3
that's absolutely necessary for the functionality, more just syntactic
sugar that can be done a different way.

John

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