The emoji problem on Mac OS has to do with the system-level drawing
function, CGContextShowGlyphsAtPoint, that used at the Cairo layer, at
least in the version of Cairo that we're using. That function doesn't
support emoji glyphs.

A newer version of Cairo handles emoji glyphs:

https://gitlab.freedesktop.org/cairo/cairo/commit/416a0005ab6a2b9a709d05281025e3581d612989?expanded=1

So, I've put "upgrade Cairo" on my todo list.


At Sun, 19 Jul 2020 16:36:53 -0500, Robby Findler wrote:
> I'm not sure what's going on, but this smily works: ☺
> 
> Robby
> 
> 
> On Sun, Jul 19, 2020 at 10:55 AM Shriram Krishnamurthi <shri...@gmail.com>
> wrote:
> 
> > I wrote the following program:
> >
> >   (define /: '😐)
> >
> > which at least on my screen looks like
> >
> >
> >
> > in Aquamacs and in my browser (modulo dark/light mode).
> >
> > However, no matter which mode I use in OS X AND which color mode I use in
> > DrRacket, the emoji just isn't visible:
> >
> >
> >
> > Not the most pressing problem in the world, but figured this is probably
> > not desirable.
> >
> > Shriram
> >
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> ------------------------------------------------------------------------------
> [image/png "AutoGeneratedInlineImage1"] [~/Desktop & open] [~/Temp & open]
> .
> 
> 
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