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RE: HP-UX : problems with multiple calls to process-send-region

From: andrew . maguire
Subject: RE: HP-UX : problems with multiple calls to process-send-region
Date: Fri, 21 Feb 2003 10:34:47 -0500

I do little C too. But I will try to find some time to investigate this

I also found that if I built Emacs on HPUX 11.00 then the cursor would
only flash when Emacs received mouse or keyboard input.

I found that if I built Emacs on an HPUX 10.20 box the cursor flashed as
it should do.


> -----Original Message-----
> From:
> Interesting.  A Tramp co-developer (producing more code than me) also
> found this problem recently.  It exists in the CVS version of Emacs,
> too.  It's not clear to me what can be done about it.  Tramp includes
> a workaround (involving sleep-for I think), but of course it would be
> better to fix the C code.
> Do you know something about HP-UX development and could you have a
> look at the Emacs code to see what's wrong?  I know little C and less
> HP-UX, so it's difficult for me...

> writes:
> > I have a subprocess to which I am sending data using 
> process-send-region.
> > I have found that with HP-UX 11 the subprocess is 
> apparently not receiving
> > (a middle) part of the data.
> > As an experiment, I advised process-send-region to call 
> sit-for with a small
> > amount of time before each call. If the time is set to > 
> 0.01 seconds
> > all the data is successfully passed. With delays < 0.01 an 
> increasing amount
> > of data
> > is being lost.
> >
> > I am using Emacs 21.2 but I have checked that the problem 
> existed in a
> > patched
> > version of 20.3 too also.
> >
> > Any suggestions/solutions?

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