From: Yann Droneaud <ydroneaud@opteya.com>
To: Greg KH <greg@kroah.com>, David Howells <dhowells@redhat.com>
Cc: moderated for non-subscribers <alsa-devel@alsa-project.org>,
"Michael S. Tsirkin" <mst@redhat.com>,
David Airlie <airlied@linux.ie>, Jason Wang <jasowang@redhat.com>,
Mat Martineau <mathew.j.martineau@linux.intel.com>,
dri-devel@lists.freedesktop.org,
virtualization@lists.linux-foundation.org,
Masahiro Yamada <yamada.masahiro@socionext.com>,
keyrings@vger.kernel.org,
Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>,
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freedreno@lists.freedesktop.org
Subject: Re: [RFC] UAPI: Check headers by compiling all together as C++
Date: Wed, 05 Sep 2018 19:33:38 +0200 [thread overview]
Message-ID: <a1efae8d26cc5b73b180e9521d6b62590c55aa86.camel@opteya.com> (raw)
In-Reply-To: <20180905165552.GB25206@kroah.com>
Hi,
Le mercredi 05 septembre 2018 à 18:55 +0200, Greg KH a écrit :
> On Wed, Sep 05, 2018 at 04:54:27PM +0100, David Howells wrote:
> >
> > Here's a set of patches that inserts a step into the build process to make
> > sure that the UAPI headers can all be built together with C++ (if the
> > compiler being used supports C++). All but the final patch perform fixups,
> > including:
>
> Wait, why do we care? What has recently changed to start to directly
> import kernel uapi files into C++ code?
>
> And if userspace wants to do this, can't they do the C namespace trick
> themselves when they do the import? That must be how they are doing it
> today, right?
>
They can't.
Adding extern "C" { } doesn't magically make "class" a non keyword.
Even if it was the case, writing C++ code using whatever->class would
probably broke because class is a keyword in C++.
--
Yann Droneaud
OPTEYA
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next prev parent reply other threads:[~2018-09-05 17:34 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-05 15:54 [RFC] UAPI: Check headers by compiling all together as C++ David Howells
2018-09-05 15:55 ` [PATCH 09/11] UAPI: ndctl: Fix g++-unsupported initialisation in headers David Howells
2018-09-05 15:55 ` [PATCH 10/11] UAPI: ndctl: Remove use of PAGE_SIZE David Howells
2018-09-05 16:55 ` [RFC] UAPI: Check headers by compiling all together as C++ Greg KH
2018-09-05 17:33 ` Yann Droneaud [this message]
2018-09-05 17:42 ` Michael S. Tsirkin
2018-09-06 7:12 ` Yann Droneaud
2018-09-05 19:22 ` Jan Engelhardt
2018-09-06 9:18 David Howells
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