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Re: [Axiom-developer] RE: gcl-2.6.8pre on MAC OSX 10.2

From: Waldek Hebisch
Subject: Re: [Axiom-developer] RE: gcl-2.6.8pre on MAC OSX 10.2
Date: Thu, 2 Nov 2006 01:44:58 +0100 (CET)

> On Wednesday, November 01, 2006 7:17 PM Waldek Hebisch wrote:
> > ... 
> > BTW: I do not belive that MACOSX does not support pty's.
> > It may do it in slightly different way, but quite a lot
> > of unix programs (beggining with Xterm) would brake
> > without pty's.
> > 
> I would be glad to hear more information about this.
> I found several references on the web stating clearly that
> the pty interface was not available on the MAC. With respect
> to Xterm on MAC is did also see some references to special
> purpose code in Xterm to provide some kind of emulation of
> pty for the MAC. Maybe it would be possible use/adapt that
> code... but that is beyond my level of experience and
> available time.
> It would be greate if someone could share their knowledge
> and experience with this issue.
I am affraid I can not really offer Mac experience. However
the first Goole hit for: MACOSX pty is:

Mac OS X pty Permission Security Issue

Now, something which does not exits should have no security
problems, so I would belive that Mac OS X has pty.  OTOH
this security problem is solved by Unix 98 pty's (in other
words Linux /dev/ptmx and /dev/pts), so we can infer that
Mac OS X has only legacy pty (so you should use BSD

BTW: I you are logged into a Mac OS X machine you can try
to look is '/dev' directory contains things like '/dev/ptyq0'
and '/dev/ttyq0' (this is a traditional name for legacy
                              Waldek Hebisch

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