From: Corinna Vinschen <vinschen@redhat.com>
To: gdb-patches@sourceware.org
Subject: Re: [PATCH 1/3] New option --cygwin-tty.
Date: Thu, 25 Jul 2013 08:26:00 -0000 [thread overview]
Message-ID: <20130725082617.GB11021@calimero.vinschen.de> (raw)
In-Reply-To: <20130725081820.GA11021@calimero.vinschen.de>
On Jul 25 10:18, Corinna Vinschen wrote:
> On Jul 25 15:54, Yao Qi wrote:
> > On 07/25/2013 03:37 PM, Pierre Muller wrote:
> > > Instead of adding a new command line option,
> > >we might change this into a new command
> > >call
> > > set windows-os-tty on/off
> > >
> > >In the testsuite, this could be
> > >automated by adding "-ex {set windows-os-tty on}"
> > >to INTERNAL_GDBFLAGS.
> > > This is what I do to run the testsuite on
> > >msys for the "set interactive-mode on"
> > >command that I added a while ago to resolve a similar problem.
> > >
> > >This would avoid adding a target specific command line option
> > >and allow to move most of the code to mingw-hdep.c source
> > >where it belongs as it really is mingw specific, no?
> >
> > Yeah, I agree, but I am worried that stdio handlers (such as stdout)
> > should be set before any writes to them, so we should set the flag
> > (cygwin_tty) at the early stage of GDB start up (before command 'set
> > windows-os-tty on' is processed). If it is not a problem, I am
> > fine.
>
> You can use the _setmode() call at any time to switch text/binary mode
> on the descriptors.
>
> > I am looking at Corinna's example to see how to detect GDB is
> > running in Cygwin's TTY. If it works, probably we can get rid of
> > this new GDB option completely.
>
> It has been tested under Mingw-w64 and VC++. If you're using Mingw.Org,
> it probably needs some tweaking.
...in terms of using different header files and the definitions at the
start of the example code. The source itself should then work unchanged.
Corinna
--
Corinna Vinschen
Cygwin Maintainer
Red Hat
next prev parent reply other threads:[~2013-07-25 8:26 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-25 5:10 [PATCH 0/3] Test mingw32 GDB in cygwin Yao Qi
2013-07-25 5:10 ` [PATCH 1/3] New option --cygwin-tty Yao Qi
2013-07-25 7:34 ` Corinna Vinschen
2013-07-25 7:37 ` Pierre Muller
2013-07-25 7:55 ` Yao Qi
2013-07-25 8:18 ` Corinna Vinschen
2013-07-25 8:26 ` Corinna Vinschen [this message]
2013-07-25 9:05 ` Yao Qi
2013-07-25 10:20 ` Corinna Vinschen
2013-07-25 12:08 ` Yao Qi
2013-07-25 15:21 ` Corinna Vinschen
2013-07-26 19:40 ` Doug Evans
2013-07-25 5:10 ` [PATCH 2/3] Unbuffer stdout and stderr on windows Yao Qi
2013-07-25 5:10 ` [PATCH 3/3] native mingw32 gdb, eol format Yao Qi
2013-07-25 7:31 ` [PATCH 0/3] Test mingw32 GDB in cygwin Pierre Muller
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