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Subject: Re: emacs gud-interface is not updated after gdb command execution (maybe because of incomplete output from gdb)
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From: Ken Brown <kbrown AT cornell DOT edu>
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Date: Thu, 26 May 2016 11:48:07 -0400
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On 5/26/2016 10:55 AM, Tobias Zawada wrote:
> Thanks, Ken for the following info:
>
>> This looks like a bug I reported several years ago; it actually has
>> nothing to do with emacs:
>>
>>  https://www.cygwin.com/ml/cygwin/2011-10/msg00445.html
>>
>> It was fixed but then reappeared some months later:
>>
>>  https://www.cygwin.com/ml/cygwin/2012-05/msg00049.html
>>
>> It was fixed again but apparently is back. The test case from the
>> original report still exhibits the problem.
>
> I had a look at the elisp-function gdb-send.
>
> The command process-send-string is used there for sending commands to gdb.
>
> Is it right that the problem manifests itself already there?
>
> The doc of process-send-string says that this command may send the string
> contents as separate bunches of data.
>
> If the output is already incomplete because of the partitioned input through
> process-send-string I see no way for a cygwin-specific workaround and we must
> wait for a fix of gdb.

I already wrote a test case (which was improved by cgf) in my original 
bug report.  As you can see from reading that old thread, the problem 
*is* Cygwin specific and is provoked without partitioned input.

> Do you know where I should report the bug?

This email thread is the right place to report the bug.

Ken

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