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Ytalk 3.0 pl 2 ported--Solaris bug remains

daemon@ATHENA.MIT.EDU (Sam Hartman)
Tue Nov 15 16:03:48 1994

From: Sam Hartman <hartmans@MIT.EDU>
To: bug-sipb@MIT.EDU
Date: Tue, 15 Nov 1994 16:00:43 EST


	I have built Ytalk 3.0.2 in the /mit/sipb/src/@sys (source
actually in /mit/sipb/src/src, except for machine-dependent Makefiles)
for all supported platforms.  The current version of Ytalk is 2.0, and
the new version adds several new features.  In addition, version 2.0
is incompatible (slightly) with Ytalk 3.0, distributed with Linux.

Unfortunately, one feature does not yet work on Suns: the new version
of Ytalk allows a user to escape to shell mode, so that all users
connected to the talk session can see what she is doing.  This doesn't
work under Solaris: characters tend to be printed one-per-line and
ctrl-j needs to be used to get the shell to respond to enter.  I am
guessing that it is a difference between BSD ptys and SVR4 streams
causing the problem, but I don't know enough about streams to even try
and fix it.    

	Apparently, someone was trying to port 3.0.0 during August;
	Apparently, someone was trying to port Ytalk to Solaris back
in August; their work is in /mit/sipb/src/sun4/ytalk, while mine is in
/mit/sipb/src/sun4/ytalk/newbuild.  My port is in the primary build
directories (/mit/sipb/src/@sys/ytalk) for all other platforms, as it
appears to work fine.

	Recommended Action: I think the port is stable enough to
release to the public for Dec and RISC/6000.  If one of you has enough
experience and desire to deal with the Sun problem, please do so.
Otherwise, let me know, and I'll cripple the shell option on the
Solaris version; it is almost impossible to get out of it.  At any
rate, then the Solaris release can be made.

--Sam

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