Skip site navigation (1)Skip section navigation (2)
Date:      Thu, 12 Jan 2012 11:38:51 +0100
From:      Ed Schouten <ed@80386.nl>
To:        Kostik Belousov <kostikbel@gmail.com>
Cc:        jilles@freebsd.org, Eitan Adler <lists@eitanadler.com>, Colin Percival <cperciva@freebsd.org>, FreeBSD Hackers <freebsd-hackers@freebsd.org>
Subject:   Re: dup3 syscall - atomic set O_CLOEXEC with dup2
Message-ID:  <20120112103851.GF5300@hoeg.nl>
In-Reply-To: <20120112100840.GV31224@deviant.kiev.zoral.com.ua>
References:  <CAF6rxg=EjkwFbXQt3i2Nnz6_dcZtdek-2YdqyZnAdVPxVaWR_Q@mail.gmail.com> <20120112100840.GV31224@deviant.kiev.zoral.com.ua>

next in thread | previous in thread | raw e-mail | index | archive | help

--2XUWoe1nmt7t49kG
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

Hi Kostik,

* Kostik Belousov <kostikbel@gmail.com>, 20120112 11:08:
> > +int
> > +sys_dup3(struct thread * const td, struct dup3_args * const uap) {
> The td and uap are not constant in the prototypes generated by
> makesyscalls.sh. This makes me seriosly wonder was the patch compiled at
> all.

This is because the parameters itself are const -- not the objects they
point to. e.g:

int foo(int);

int foo(const int i)
{
	/* code here */
}

--=20
 Ed Schouten <ed@80386.nl>
 WWW: http://80386.nl/

--2XUWoe1nmt7t49kG
Content-Type: application/pgp-signature

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.11 (FreeBSD)

iQIcBAEBAgAGBQJPDrg7AAoJEG5e2P40kaK7dSwQAIbXS2yRIFsxLAMWF24SaMd1
61Q2pkoFcyW5r4NRoz9jgCs+xdyqBGaeL+pkTNc4DxWxbJjjX9fODsqSXFz+Dn+A
Bzybm2FtXyzdCgXH93rLISB0zNd3/BUcIPffiH9twphLEFSNQ0ikLLuhL+uDPppX
pwtwRUEx9nlFiYLdRds2TqWOqnvgF04RXIzY5bo7Ltuzu4hicFuUtP9YzRLPmp7n
D2l/U7bXCnhtT0/dgRv04WYpdjSDGF/ibltUsTh27lqdwkCAEuiRtJJ/s+SM8YfL
AUVp8brSAJJwSgv3vrEAz0tNtzHixzMmzZfi1XaEIfu57PV2VWUDFn83N6Ys3DT5
wImgI8PdRu14PKfKpRdFf+tqtGIjjwKX3WpLu24rWMQTg+8jwcvyVDzXUXR2YR4+
2nUmBbtGR6hzVPWL0z+eU0s+E3VyVphjvVxz/+QvfQuGdECySxaKu7+LcidXrfE/
bfwYgVu+tuB7/Y5vFRTBF9LvsMwDw9eEi28QMhL8P+9wVjY1OyRWzQ3YpmPwtg1k
EzFd8zZgzRuslxQQlxoJy8LRBLWybZ5YqiYoDLZ2ardnFnBGAzodPCG12H44gUTq
56ImFnBuUKlpZK8GS5QYLxjF8tNigqChd2N/3dMwI2DODuoB2G09NSZB9+YcJ1jx
+olLCtOamANfsfFuQ1O0
=BNjK
-----END PGP SIGNATURE-----

--2XUWoe1nmt7t49kG--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20120112103851.GF5300>