Re: [patch] Fix target-async SIGTTOU stop (PR 12260)

[Pedro Alves <pedro@codesourcery.com>]

On Wednesday 24 August 2011 06:24:36, Matt Rice wrote:
> On Tue, Aug 23, 2011 at 12:31 PM, Jan Kratochvil
> <jan.kratochvil@redhat.com> wrote:
> > Hi,
> >
> > it is difficult to play with `set target-async on' as it usually SIGTTOU stops
> > at various places.
> > http://sourceware.org/bugzilla/show_bug.cgi?id=12260
> >
> > $ ./gdb -nx -ex 'set target-async on' -ex start ./gdb
> > [...]
> > Starting program: .../gdb/gdb
> > [1]+  Stopped                 ./gdb -nx -ex 'set target-async on' -ex start ./gdb
> >
> > If it has a regression it IMO only means there is missing
> > target_terminal_inferior call at some other place.
> >
> > No regressions on {x86_64,x86_64-m32,i686}-fedora16pre-linux-gnu.  But I was
> > unable to reproduce the problem under DejaGnu so the regression test may not
> > be meaningful.
> >
> > Not going to check it in without a review.
> >
> 
> Not really a review, just thought i'd mention this is also fixed by
> the following patch
> http://sourceware.org/ml/gdb-patches/2011-08/msg00235.html

I was going to look at Jan's patch, and I'm a bit confused on the state
of things, and the state of Matt's patch --- there was a follow up, which
had a problem.  Is the msg00235.html version the final one instead?

> this also fixes the original report of PR 10720 which seems to be a
> dupe, not sure about the latter reports in 10720.
> the test cases i added do not cover this either.

By "this" you mean Jan's or yours?

> 
> to quote from elsewhere in that thread
> matt> more information on PR 10720, which I'd had random difficulties
> matt> reproducing, I managed to figure out why, the process being attached
> matt> to must be on the same tty as the gdb process to reproduce it.
> matt> Haven't been able to reproduce that in the testsuite though.
> 
> my guess is that deja-gnu doesn't meet this requirement to be able to
> reproduce it.
> 

-- 
Pedro Alves