Date: Sun, 18 Feb 2001 20:48:48 +0200
From: "Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il>
Sender: halo1 AT zahav DOT net DOT il
To: JT Williams <jeffw AT darwin DOT sfbr DOT org>
Message-Id: <1659-Sun18Feb2001204848+0200-eliz@is.elta.co.il>
X-Mailer: Emacs 20.6 (via feedmail 8.3.emacs20_6 I) and Blat ver 1.8.6
CC: djgpp-workers AT delorie DOT com
In-reply-to: <20010218111553.B19831@kendall.sfbr.org> (message from JT
	Williams on Sun, 18 Feb 2001 11:15:53 -0600)
Subject: Re: GNU_grep-2.5c_beta
References: <200102180625 DOT BAA21110 AT qnx DOT com> <Pine DOT SUN DOT 3 DOT 91 DOT 1010218105550 DOT 5826C-100000 AT is> <20010218111553 DOT B19831 AT kendall DOT sfbr DOT org>
Reply-To: djgpp-workers AT delorie DOT com
Errors-To: nobody AT delorie DOT com
X-Mailing-List: djgpp-workers AT delorie DOT com
X-Unsubscribes-To: listserv AT delorie DOT com
Precedence: bulk

> Date: Sun, 18 Feb 2001 11:15:53 -0600
> From: JT Williams <jeffw AT darwin DOT sfbr DOT org>
> 
> -: I'd argue that, once printed text is anything beyond simple ASCII text, a 
> -: text-mode application such as Grep should use specialized functions to 
> -: print the text with whatever markup it wants.
> 
> are you saying that individual programs
> (e.g., `grep') should know how to handle screen-specific stuff like colors?

They should know that screen-specific stuff requires screen-specific
functions.  Magic escape sequences printed via fprintf are
non-portable to any system whose terminal driver doesn't include ANSI
support.

> Isn't this sort of thing properly handled by termio/termcap/whatever?  

It is.  But please note that even termcap requires that you call
specialized functions, such as tgetent, tputs, etc.