Re: gdb pty problem [Was: emacs gud-interface is not updated after gdb command execution (maybe because of incomplete output from gdb)]

[Corinna Vinschen <corinna-cygwin at cygwin dot com>]

On Jun  1 16:28, Corinna Vinschen wrote:
> Hi Ken,
> 
> On Jun  1 09:02, Ken Brown wrote:
> > On 6/1/2016 8:51 AM, Ken Brown wrote:
> > > On 5/31/2016 5:41 AM, Corinna Vinschen wrote:
> > > > Any chance you could bisect Cygwin to help finding the culprit?
> > > 
> > > The culprit is
> > > 
> > > commit 252a07b0ad3353abcd0fcd9b1b65ff977acd679e
> > > Author: Takashi Yano <takashi.yano@nifty.ne.jp>
> > > Date:   Fri Apr 3 13:07:35 2015 +0900
> > > 
> > >    Cygwin hangs up if several keys are typed during outputting a lot of
> > > texts.
> > > 
> > >        * fhandler_tty.cc (fhandler_pty_slave::read): Change calculation of
> > >        "readlen" not to use "bytes_in_pipe" value directly.
> > > 
> > > 
> > > Reverting that commit fixes the problem.
> > 
> > Unfortunately, all kinds of other things break.  For example, emacs exits
> > immediately, ls produces no output,....
> 
> Are you sure?  I just tried it myself and ls as well as emacs work
> fine for me.

... and, of course, your gdb stc works fine, too.


Corinna



-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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