FYI: The meld port depends on the p5.36-xml-parser port, which does not exist

[Kenneth Wolcott]

HI Joshua;

  Thank you for your reply.

  I created "#68635: meld port depends on a nonexistent p5.36-xml-parser port".

  I hope this helps.

Ken Wolcott

On Sat, Nov 4, 2023 at 11:12 AM Joshua Root <jmr at macports.org> wrote:
>
> > FYI: The meld port depends on the p5.36-xml-parser port, which does not exist
> >
> > sudo port -v -s install meld
> > --->  Computing dependencies for meld........
> > Error: Dependency 'p5.36-xml-parser' not found.
> > Error: Followhttps://guide.macports.org/#project.tickets  if you
> > believe there is a bug.
> > Error: Processing of port meld failed
>
> Meld itself does not have this dependency:
>
> % port deps meld
> Full Name: meld @3.21.0_2+x11
> Extract Dependencies: xz
> Build Dependencies:   intltool, itstool, libxml2, py311-distro, makeicns,
>                        librsvg
> Library Dependencies: desktop-file-utils, glib2, gtk3, gtksourceview4,
>                        py311-cairo, py311-gobject3, shared-mime-info,
> python311
> Runtime Dependencies: adwaita-icon-theme, gsettings-desktop-schemas, yelp
>
> So it must be one of its dependencies. But on my machine there is no
> such dependency:
>
> % port rdeps meld | grep -F p5.36-xml-parser
> %
>
> So it must be something that is changing dynamically, perhaps based on
> variants.
>
> % port echo depends:xml-parser and rdepof:meld
> intltool
> pulseaudio
>
> Looking at the portfiles for these two, intltool sets a fixed
> perl5.major, but pulseaudio does not. The perl5 portgroup has something
> of a misfeature where it sets the default perl to use based on the
> currently active variant of the perl5 port. So I guess you have
> perl5+perl5_36 installed.
>
> Please file a ticket. The pulseaudio port may not even need the
> p5-xml-parser dependency (many ports that use intltool once added this
> as a poor workaround for an old bug). But if it does, or if it records
> the path to perl at build time and then uses it at runtime, it needs to
> set a fixed perl5.major.
>
> - Josh
>