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From: Eli Zaretskii <eliz@gnu.org>
To: Jan Kratochvil <jan.kratochvil@redhat.com>
Cc: tromey@redhat.com, ktietz@redhat.com, gdb-patches@sourceware.org
Subject: Re: [patch] Minor O_CLOEXEC optimization, "regression" fix
Date: Wed, 09 Oct 2013 19:08:00 -0000	[thread overview]
Message-ID: <831u3uqn3d.fsf@gnu.org> (raw)
In-Reply-To: <20131009183728.GA22837@host2.jankratochvil.net>

> Date: Wed, 9 Oct 2013 20:37:28 +0200
> From: Jan Kratochvil <jan.kratochvil@redhat.com>
> Cc: tromey@redhat.com, ktietz@redhat.com, gdb-patches@sourceware.org
> 
> On Wed, 09 Oct 2013 19:58:12 +0200, Eli Zaretskii wrote:
> > Then why did you ask this upthread:
> > 
> > > May one rely on MS-Windows fopen("","re") will fail with EINVAL if it fails
> > > because of the "e" flag, Kai?  It is in GDB function gdb_fopen_cloexec.
> > 
> > ?  That's what confused me.  Sorry if I missed something.
> 
> I did not realize / expect O_CLOEXEC is 0 on MS-Windows.

Ah, okay.  Then I guess the problem doesn't exist, as "e" will never
be tried in the MinGW build.

> Also MS-Windows has
> many build platforms like MinGW, Cygwin, ActiveState(?), 32 vs. 64 bit, native
> vs. cross, there exist various sets of include files either original or stolen
> by dirty room / clean room approaches, so when we talk about "MS-Windows" here
> do not believe we cover all the possible ways how to build MS-Windows hosted
> GDB.

I was talking about MinGW only.

> But whenever I try to build GDB on a non-Linux platform it fails for me anyway

Well, whenever I build with MinGW on Windows, it always succeeds
(unless there are real bugs in GDB).

Anyway, thanks for clarifying, and sorry for making noise.


      reply	other threads:[~2013-10-09 19:08 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-08 18:32 Jan Kratochvil
2013-10-08 19:44 ` Tom Tromey
2013-10-09 13:10   ` Jan Kratochvil
2013-10-09 13:34     ` Kai Tietz
2013-10-09 14:41       ` [patchv2] " Jan Kratochvil
2013-10-09 15:48         ` Tom Tromey
2013-10-09 16:01           ` [commit] " Jan Kratochvil
2013-10-09 17:07       ` [patch] " Eli Zaretskii
2013-10-09 17:02     ` Eli Zaretskii
2013-10-09 17:08       ` Tom Tromey
2013-10-09 17:29         ` Eli Zaretskii
2013-10-09 17:41           ` Jan Kratochvil
2013-10-09 17:58             ` Eli Zaretskii
2013-10-09 18:37               ` Jan Kratochvil
2013-10-09 19:08                 ` Eli Zaretskii [this message]

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