From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from eggs.gnu.org ([2001:4830:134:3::10]:49946)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <samuel.thibault@ens-lyon.org>) id 1c01mN-0007U0-GK
	for qemu-devel@nongnu.org; Fri, 28 Oct 2016 03:40:44 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <samuel.thibault@ens-lyon.org>) id 1c01mM-00009Y-He
	for qemu-devel@nongnu.org; Fri, 28 Oct 2016 03:40:43 -0400
Received: from hera.aquilenet.fr ([2a01:474::1]:36799)
	by eggs.gnu.org with esmtp (Exim 4.71)
	(envelope-from <samuel.thibault@ens-lyon.org>) id 1c01mM-00009G-BU
	for qemu-devel@nongnu.org; Fri, 28 Oct 2016 03:40:42 -0400
Date: Fri, 28 Oct 2016 09:40:39 +0200
From: Samuel Thibault <samuel.thibault@gnu.org>
Message-ID: <20161028074039.GN6263@var.home>
References: <1477568774-4817-1-git-send-email-kraxel@redhat.com>
	<CAFEAcA-2DwW_ozvF-0EhepNzgPuN=F_HwDfoy8V06M6KzAoRTw@mail.gmail.com>
	<1477583747.9075.30.camel@redhat.com>
	<20161027155858.GA2508@var.bordeaux.inria.fr>
	<CAFEAcA-33S9Mb-bDxxHdBhJW14MwxCyuJJKYsFPZk+YXLc2+qw@mail.gmail.com>
	<20161027163656.GA6263@var.home>
	<CAFEAcA8KBaDxBGrkpiWephAdm15S-3=_7oCkF1Pf-qrL3=1s=A@mail.gmail.com>
	<20161027170232.GD6263@var.home>
	<87mvhp55lj.fsf@dusky.pond.sub.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <87mvhp55lj.fsf@dusky.pond.sub.org>
Subject: Re: [Qemu-devel] [PATCH] curses: build with -std=gnu99
List-Id: <qemu-devel.nongnu.org>
List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel/>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: Markus Armbruster <armbru@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>, Gerd Hoffmann <kraxel@redhat.com>, QEMU Developers <qemu-devel@nongnu.org>

Markus Armbruster, on Fri 28 Oct 2016 08:51:20 +0200, wrote:
> Samuel Thibault <samuel.thibault@gnu.org> writes:
> 
> > Peter Maydell, on Thu 27 Oct 2016 17:52:17 +0100, wrote:
> >> http://www.thecodingforums.com/threads/wchar_t-is-useless.806149/#post-4398211
> >
> > UURrgll... So we can't use L'\u23bd' on such systems, it would just not
> > work either, we have to use iconv to get these right...
> 
> I guess we can if they actually bother to conform to C99.  6.4.3
> Universal character names:
> 
>     The universal character name \Unnnnnnnn designates the character
>     whose eight-digit short identifier (as specified by ISO/IEC 10646)
>     is nnnnnnnn.  Similarly, the universal character name \unnnn
>     designates the character whose four-digit short identifier is nnnn
>     (and whose eight-digit short identifier is 0000nnnn).
> 
> Note that it doesn't say here that L'\u23bd' should be equal to 0x23bd.

I know, but as discussed in the thread, that could only work if gcc
embeds something like calls to nl_langinfo and iconv to properly convert
from the unicode value to the proper wchar_t according to the locale.  I
wouldn't be surprised that they don't.

Samuel