Date: Fri, 01 Dec 2000 23:40:40 -0700 From: Wes Peters <wes@softweyr.com> To: Warner Losh <imp@village.org> Cc: arch@FreeBSD.ORG Subject: Re: Rui Pedro Mendes Salgueiro: erase2 patch (was: 4.2-RELEASE ISO image for x86 updated.) Message-ID: <3A289968.63C593E2@softweyr.com> References: <3A24B642.34B50961@softweyr.com> <52694.975362925@winston.osd.bsdi.com> <20001127144809.A67395@citusc17.usc.edu> <200011272307.eARN7Ln34886@earth.backplane.com> <200012012008.NAA08306@harmony.village.org>
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Warner Losh wrote:
>
> In message <3A24B642.34B50961@softweyr.com> Wes Peters writes:
> : IMHO, this is one of the biggest arguments for using bash. I get bitten
> : all the time when I leave bash for another interactive program that no
> : longer provides BS/DEL compatibility. Fixing it everywhere is a good
> : idea.
>
> I see that this has already been committed. I'm not going to argue
> with that (I think it was a good idea), but there are other issues in
> the tree.
>
> The issue that I have is that there are many places in the tree where
> the erase character is known and things are done based on it. Will
> all of those be updated to have the two aces? There's a hack in hack
> right now:
>
> ./games/hack/hack.tty.c: if(c == erase_char || c == '\b') {
>
> as well as other examples in the tree.
>
> Talk also has a provision for transporting these characters over the
> interface. If both were allowed, some translation would also be
> needed.
It shouldn't make any different if the interface is in raw mode, which is
pretty much required for any character-at-a-time I/O. I would have
preferred to see this in a special line discipline module rather than
buried on the bowels of the tty driver, so it could be optional behavior.
--
"Where am I, and what am I doing in this handbasket?"
Wes Peters Softweyr LLC
wes@softweyr.com http://softweyr.com/
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