Re: Xft library warning?

[Ben Abbott]

> On Jan 10, 2018, at 11:47 PM, Mike Miller <address@hidden> wrote:
> 
> On Wed, Jan 10, 2018 at 19:38:24 -0800, Ben Abbott wrote:
>>> On Jan 10, 2018, at 19:32, Dmitri A. Sergatskov <address@hidden> wrote:
>>> I think freetype is a higher level library that uses Xft on X11 systems.
> 
> It's the other way around, Xft is an interface for X11 to use FreeType.
> 
>> Anyone know why Xft is needed by Octave? Is it used for the GUI, or is it 
>> used for figure text objects?
> 
> I think it is needed on GNU/Linux systems for FLTK. The Xft library is
> never used by Octave directly, the configure script only checks for it
> because a build error may occur on some systems that have FLTK installed
> but are missing Xft. It's more like Octave is making sure that the
> dependency is installed.
> 
> See 
> https://lists.gnu.org/archive/html/octave-maintainers/2013-11/msg00629.html
> 
> This may no longer be strictly necessary on current systems, but it
> might take some effort to be sure that it can be dropped safely.
> 
> -- 
> mike

Ok. It sounds like we can safely ignore the warning on macOS (although it might 
be nice to eliminate the warning when not using X11 on macOS).

Ben