Subject: Re: -key "introduction"
To: Frederick Bruckman <fredb@immanent.net>
From: Johnny Billquist <bqt@Update.UU.SE>
List: netbsd-users
Date: 03/31/2005 15:49:35
On Thu, 31 Mar 2005, Frederick Bruckman wrote:

> On Thu, 31 Mar 2005, Johnny Billquist wrote:
>
> > On Wed, 30 Mar 2005, Frederick Bruckman wrote:
> >
> > > >    JB> Traditionally, the key marked "<X]", "<-" or whatever,
> > > >    > located above the return key, have sent the ASCII DEL
> > > >    > character. This key have traditionally been used to
> > > >    > delete the character to the left of the cursor.
> > > >
> > > I have a 420 right here... the "rubout" key sends ASCII DEL,
> > > while F12, which also says "(BS)" under it, sends Control_H.
> > > There is no little "Delete" key: the "Insert Here", "Remove"
> > > and "Select" keys appear to be the inspiration for the the
> > > PC keyboards "Insert", "Delete" and so on, but they send no
> > > characters.  Rather, they are used to copy and paste within
> > > the terminal.
> >
> > Frederick, that's because you have set your VT420 to behave like a VT100.
> > Enter setup, and change it to a VT400 instead, and those keys *will* send
> > codes, along with F12 stop sending BS. (A VT100 don't have any "Remove"
> > and so on keys, so of course they are dead if you set the terminal to be
> > like a VT100, but a VT100 do have a BS, LF and ESC key, which is why you
> > have those marked on F12 to F14 or what ever.)
>
> You are correct. With "VT400, 7-bit controls" those extra keys send codes
> similar to the PC keyboard's extra keys (but with VT400, 8-bit controls, again
> they send nothing at all).

Actually, with 8-bit control, you should get CSI instead of ESC [, but it
also depends on you having serial comm set to 8 bits. Otherwise it's hard
to send 8-bit controls. :-)

> The "rubout" key never sends ^H, in any case. I
> conclude that there's nothing wrong with wscons. If you want wscons to be like
> an xterm, you can remap your keys and change your terminal type to "xterm".
> The present behavior keeps things interesting, and helps to expose
> applications that make stupid assumptions.

True.

	Johnny

Johnny Billquist                  || "I'm on a bus
                                  ||  on a psychedelic trip
email: bqt@update.uu.se           ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol