Re: Adding new variable for face-list in internal-make-lisp-face.

[Eli Zaretskii]

> Date:  Fri, 03 Nov 2017 15:01:34 -0700
> From:  Keith David Bershatsky <address@hidden>
> Cc:  address@hidden
> 
> I have a tab buffer-display-table entry that looks like:
> 
> [(187 . 120) (9 . 121)]
> 
> Your suggestion to use GLYPH_FACE would be more efficient than my using the C 
> equivalent of:
> 
> (aref buffer-display-table ?\t)
> 
> ... and then iterating over the vector elements looking for a cons cell 
> containing the number 9.
> 
> I will work on incorporating GLYPH_FACE into my code, instead of using the 
> above iteration.  Thank you for the suggestion.
> 
> Once the face id is obtained, I have been using C implementations of the 
> following:

I believe I already explained how to get the fore- and back-ground
colors of a face given its ID in my message Re: Can we use FRAME_RIF
to return a Lisp_Object result?  I think you should use the same
technique here.