Re: Ping! Re: `font-spec` unable to retrieve :name of font

[Alexis <flexibeast@gmail.com>]

Eli Zaretskii <eliz@gnu.org> writes:

> Sorry for not responding earlier.

That's okay!

> Emacs's font handling is deeply entrenched in the XLFD spec. 
> That is true even on platforms that don't support XLFD, such as 
> MS-Windows.  So this is not a bug, it's the intended behavior, 
> the code is working as designed.

*nod* Fair enough.

> That said, I had a similar problem with fonts named like 
> Foobar-12, see commit 7d5a7a4 which solved that.  (The original 
> problem is described in the discussion that started in 
> http://lists.gnu.org/archive/html/help-emacs-windows/2015-06/msg00001.html.) 
> That problem could be solved because the part after the dash was 
> a number, and a font's family cannot be a number.  I don't know 
> if we can do the same with this case. Which "family" names are 
> we allowed to reject, exactly?  Don't forget that the weight 
> field of the XLFD spec, which follows the family, uses 
> single-letter codes (although AFAIK "g" is not one of them); we 
> ought not to trick ourselves into accidentally treating weight 
> as part of the font name.

Yes, i gave some thought to possible heuristics that could be used 
in instances such as this, but didn't come up with anything 
practical .... i might see if i can use FontForge to change the 
name to something XLFD-friendly (e.g. 'InconsolataG').

Thanks!


Alexis.