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Date: Fri, 17 Oct 2003 14:55:26 -0500 (CDT)
From: Brian Ford <ford AT vss DOT fsi DOT com>
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To: cygwin AT cygwin DOT com
Subject: Re: tcsetattr ()
In-Reply-To: <20031017194435.GA12128@redhat.com>
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 <20031017194435 DOT GA12128 AT redhat DOT com>
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On Fri, 17 Oct 2003, Christopher Faylor wrote:

> On Fri, Oct 17, 2003 at 08:29:26AM -0600, Craig Gullixson wrote:
> >As far as I can tell, the Cygwin 1.5+ releases has broken tcsetattr ().
> >It appears that tcgetattr () works OK, but tcsetattr () seems to have
> >no affect on the tty's settings.
>
> You aren't providing any details.  What is a tty?  A windows console?
> A pty?  A bash session with CYGWIN=tty?  A serial line?
>
> Obviously tcsetattr works fine for ptys, windows consoles and when
> CYGWIN=tty so I suspect that you are referring to a serial device.
>
> Since no cygwin developer that I know of routinely checks serial lines
> it is possible that something is broken.  It is unlikely that this has
> anything to do with increasing sizes to 64 bits unless you haven't
> recompiled and relinked your application.
>
We routinely use /dev/com1 to talk to serial joysticks.  tcsetattr() WFM.
Not that I am really a "cygwin developer".

> So, as always, we are in the beloved territory of PTC.
>
Incidentally, I am working on a trivial cleanup patch to fix:

http://www.cygwin.com/ml/cygwin/2003-10/msg00708.html

I just haven't had time to test it thoroughly yet.  I have no idea about
this person's second "random hang" problem.  It wasn't very eloquently
described.

-- 
Brian Ford
Senior Realtime Software Engineer
VITAL - Visual Simulation Systems
FlightSafety International
Phone: 314-551-8460
Fax:   314-551-8444

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