Re: HOWTO for PTY98 out there?

H. Peter Anvin (hpa@transmeta.com)
17 Aug 1998 19:37:47 GMT

Followup to: <vyz90knvn1m.fsf@issan.informatik.uni-dortmund.de>
By author: Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
In newsgroup: linux.dev.kernel
>
> UNIX98 ptys require a new API: grantpt/unlockpt/ptsname. This is not yet
> implemented in GNU libc 2.0. The implementation in GNU libc 2.1 is
> transparent in the way that it will fall back to BSD ptys if UNIX98 ptys
> are not available. One program that knows about UNIX98 ptys is expect
> (must be reconfigured/recompiled to take advantage of it).
>

Actually, it probably won't be in the final 2.1; it causes too many
problems (you need root privilege to properly initialize a BSD pty,
but not a Unix98 pty with devpts.)

-hpa

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