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

On Fri, Feb 20, 2009 at 06:26:17PM +0100, Corinna Vinschen wrote:
>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.

I don't think that resets stdin/stdout for the inferior process so I
doubt that it would help.


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