Re: [Vala] New Graphviz code (libgvc)

[Guido Trentalancia <guido trentalancia com>]

On Sun, 08/10/2017 at 19.46 +0000, Al Thomas wrote:
> > On Sunday, 8 October 2017, 20:12:11 BST, Guido Trentalancia <guido@
> trentalancia.com> wrote: 
>
> > I have noticed that vala version 0.38 has added code that depends
> on
> > the Graphviz software package (libgvc dependency).
>
> > would it be possible to make such support optional by a new option
> for the configure script ?
>
> Please see https://bugzilla.gnome.org/show_bug.cgi?id=787375
>
> It looks like the license for Graphviz is now the Eclipse Public
> License, but the Common Public License in the past. See http://www.gr
> aphviz.org/Download.php
>
> My own thinking is Vala should switch to a charts interface in
> valadoc and include a null implementation. This then allows the null
> or Graphviz implementation to be selectable. It also allows for an
> alternative implementation in the future. The valadoc charts
> implementation is used to create object hierarchy diagram as seen at
> valadoc.org. The current implementation can output these as SVG, PNG
> and also HTML image map. The HTML image map gives the tooltips that
> appear in the valadoc.org diagrams. So an alternative implementation
> is not that simple.

Hello Al,

thanks for getting back and thanks for pointing me to the existing bug
that I wasn't able to find earlier on...

I hope the patch that is being proposed in #787375 will be merged, so
that it is possible to disable graphviz support.

Regards,

Guido