Strange freezes when using gdb (rxvt/mintty but not dos box)

[Corinna Vinschen]

On Feb 20 12:13, Christopher Faylor wrote:
> On Fri, Feb 20, 2009 at 04:45:00PM +0000, Dave Korn wrote:
> >Roland Schwingel wrote:
> >>gdb freezes upon execution of the inferior process when used from
> >>within mintty/rxvt, but does not freeze when gdb is invoked from a
> >>(conventional) bash inside of a windows DOS box.
> >[...]
> >>But why does it work with DOS box and not using mintty/rxvt???
> >
> >Clue here.  You are launching a win32 app, from a cygwin app, in a
> >(non-console-based) GUI window.  Won't work.  Use a console.  See
> >discussions around CYGWIN=tty for full details (which, if you had it
> >set, ought to make the crash occur in a console as well as in
> >rxvt/mintty, but isn't anything you can turn off for rxvt and get it
> >working).
> 
> Right on, Dave.  There are all sorts of potential problems with using
> a cygwin pty/tty and a mingw process.
> 
> So: what he said.

What about the new-console option in Cygwin's GDB to create the inferior
process in a new Console window?  Shouldn't that help here, as long as
the pty is actually running in the local GUI session.


Corinna

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

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