From: Linus Torvalds <torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
To: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: Roland McGrath <roland-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
kernel list
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Ulrich Drepper <drepper-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Vegard Nossum
<vegard.nossum-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
"linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH] sys_waitid: return -EFAULT for NULL
Date: Tue, 13 Jan 2009 16:57:55 -0800 (PST) [thread overview]
Message-ID: <alpine.LFD.2.00.0901131655040.6528@localhost.localdomain> (raw)
In-Reply-To: <cfd18e0f0901131653y76a827b5i906fadce63ada56b-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
On Wed, 14 Jan 2009, Michael Kerrisk wrote:
>
> It has zero downside for *us*. But it is yet another example of Linux
> littering the Unix landscape with unnecessary inconsistencies that
> application writers must deal with.
Bah. Not so. It matters not at all if you try to write portable code.
Linux has extensions. Deal with it. We have literally _thousands_ of
things that work on Linux but not on other OS's. The fact is, you can't
just recompile and assume something works, and waitid() has absolutely
nothing to do with it.
> Well, POSIX.1-2001 is fairly clear:
>
> The application shall ensure that the infop argument points to
> a siginfo_t structure.
Right. So the application should do that, and Linux does the right thing.
Problem solved.
Linus
--
To unsubscribe from this list: send the line "unsubscribe linux-man" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2009-01-14 0:57 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-13 22:36 waitid() return value strangeness when infop is NULL Michael Kerrisk
[not found] ` <cfd18e0f0901131436ud2cf61bkf0e6b00f4b765bb5-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-13 22:38 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131438n232ba114n27ea2d7964d071de-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-13 22:43 ` Michael Kerrisk
2009-01-13 22:47 ` Roland McGrath
[not found] ` <20090113224759.7DFB7FC3DD-nL1rrgvulkc2UH6IwYuUx0EOCMrvLtNR@public.gmane.org>
2009-01-13 22:49 ` [PATCH] sys_waitid: return -EFAULT for NULL Roland McGrath
[not found] ` <20090113224941.36F19FC3DD-nL1rrgvulkc2UH6IwYuUx0EOCMrvLtNR@public.gmane.org>
2009-01-13 23:14 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131514i2f7be7f1t2c6275c26dbb6874-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-13 23:24 ` Andrew Morton
[not found] ` <20090113152457.0d7685ad.akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2009-01-13 23:36 ` Michael Kerrisk
2009-01-13 23:47 ` Roland McGrath
[not found] ` <20090113234716.765A8FC3DD-nL1rrgvulkc2UH6IwYuUx0EOCMrvLtNR@public.gmane.org>
2009-01-14 0:13 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131613l65bff51fo22e86a01ba2c0720-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-14 0:24 ` Ulrich Drepper
2009-01-14 0:33 ` Linus Torvalds
[not found] ` <alpine.LFD.2.00.0901131629220.6528-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-01-14 0:53 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131653y76a827b5i906fadce63ada56b-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-14 0:57 ` Linus Torvalds [this message]
[not found] ` <alpine.LFD.2.00.0901131655040.6528-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-01-14 1:39 ` Michael Kerrisk
[not found] ` <cfd18e0f0901131739v5119271flc28b5531604e682-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2009-01-14 2:10 ` Linus Torvalds
[not found] ` <alpine.LFD.2.00.0901131808070.6528-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2009-01-14 2:28 ` Michael Kerrisk
2009-01-13 22:47 ` waitid() return value strangeness when infop is NULL Roland McGrath
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=alpine.LFD.2.00.0901131655040.6528@localhost.localdomain \
--to=torvalds-de/tnxtf+jlsfhdxvbkv3wd2fqjk+8+b@public.gmane.org \
--cc=akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org \
--cc=drepper-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
--cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
--cc=roland-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
--cc=vegard.nossum-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox