kernelnewbies.kernelnewbies.org archive mirror
 help / color / mirror / Atom feed
From: bernd@petrovitsch.priv.at (Bernd Petrovitsch)
To: kernelnewbies@lists.kernelnewbies.org
Subject: Does the mq_timedreceive() fully implement the POSIX specification?
Date: Mon, 13 Feb 2012 09:51:04 +0100	[thread overview]
Message-ID: <1329123064.25984.303.camel@thorin> (raw)
In-Reply-To: <CAEv6XcdzB++iZX4qAzmQYCJwfspXAHB01qEQoS+G2+8F+bm5Zg@mail.gmail.com>

Hi!

On Mon, 2012-02-13 at 10:30 +0800, K K wrote:
[....]
> I am doing POSIX test on linux. And for mq_timedreceive() in POSIX spec
> 2008 Issue 7, Line 43787:
> 
>   The validity of the abstime parameter need not be checked if a
>   message can be removed from the message queue immediately.
> 
> But when I run test case mq_timedreceive/10-2 of POSIX suite (can be viewed
> at :
> http://ltp.git.sourceforge.net/git/gitweb.cgi?p=ltp/ltp.git;a=blob;f=testcases/open_posix_testsuite/conformance/interfaces/mq_timedreceive/10-2.c;h=49ee4f243fc5046a965a551650d8697217faac35;hb=HEAD),
> mq_timedreceive() could get the message without wait, but the timeout is
> still validated.
> 
> Do we intend to do so, or the implementation needs update?

I'm not a native English speaker but there is IMHO no problem as the
above quoted part of POSIX simply does not require the check in that
case. But it doesn't forbid the check.

	Bernd
-- 
Bernd Petrovitsch                  Email : bernd at petrovitsch.priv.at
                     LUGA : http://www.luga.at

  reply	other threads:[~2012-02-13  8:51 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-13  2:30 Does the mq_timedreceive() fully implement the POSIX specification? K K
2012-02-13  8:51 ` Bernd Petrovitsch [this message]
2012-02-14  2:07   ` K K
2012-02-14  6:44     ` K K
2012-02-14 12:27       ` Bernd Petrovitsch

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=1329123064.25984.303.camel@thorin \
    --to=bernd@petrovitsch.priv.at \
    --cc=kernelnewbies@lists.kernelnewbies.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;
as well as URLs for NNTP newsgroup(s).