Re: display-supports-face-attributes-p bug?

[Eli Zaretskii]

> Cc: address@hidden, address@hidden
> From: James Cloos <address@hidden>
> Date: Thu, 09 Jun 2005 17:38:54 -0400
> 
> What I meant is that is displays what a user of the linux consoles
> expects for underlining, which is a different colour.  Ie, it supports
> the standard vt100 escape sequence, but the output is not physically
> an underline.

Ah, sorry, I misunderstood you.

> One issue then is whether emacs should ignore faux underlining
> support.  Console users will have certain expectations on what
> underlining, bold, el al mean that are obviously different than
> what users of terminal emulators may expect.  I'd certainly
> expect emacs to do what all of the other apps do and ignore that
> the console emulates underlining via a colour change.

If you describe how those other apps do this, perhaps we could do the
same in Emacs.

> The other issue is how emacs determines that a given term's
> underlining support is via real underlines or some alternative
> representation and, if the latter, whether colouring text might
> collide with the application of the underline attribute.

See term.c: Emacs looks at the bits in the value of the "NC"
capability of the terminal.