Re: FIFO race condition on SunOS kernels

Path	csiph.com!goblin3!goblin1!goblin.stu.neva.ru!usenet.stanford.edu!not-for-mail
From	Clark Wang <dearvoid@gmail.com>
Newsgroups	gnu.bash.bug
Subject	Re: FIFO race condition on SunOS kernels
Date	Thu, 3 Jan 2019 10:48:56 +0800
Lines	19
Approved	bug-bash@gnu.org
Message-ID	<mailman.6716.1546483786.1284.bug-bash@gnu.org> (permalink)
References	<eda3efb7-98d4-6a2d-a9d1-cb82f43a5f02@inlv.org> <20190101224749.GY25249@virtual.cz.oracle.com> <d20edeb6-526a-4a9d-4945-80c690fb636f@inlv.org> <20190102123745.GB25249@virtual.cz.oracle.com>
NNTP-Posting-Host	lists.gnu.org
Mime-Version	1.0
Content-Type	text/plain; charset="UTF-8"
X-Trace	usenet.stanford.edu 1546483786 28969 208.118.235.17 (3 Jan 2019 02:49:46 GMT)
X-Complaints-To	action@cs.stanford.edu
Cc	Martijn Dekker <martijn@inlv.org>, Vladimir Marek <Vladimir.Marek@oracle.com>
To	Bug reports for the GNU Bourne Again SHell <bug-bash@gnu.org>
Envelope-to	bug-bash@gnu.org
DKIM-Signature	v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=KzCQsSV3erZs8qyP+xc/Z9mGvzkMemxjyyabBCjbPzc=; b=d/DzD0wUopfwI/2+D51ziQHZJYVggTxIVMvS7VVX56eudsd0ZYA7JLHfetIna+YjYQ H2MNXLfX/BlAawZTp7bVbzcEsJ23E63FpIBtYCZdQH3URk7GU/mfzC0QTzzhUs7nNES7 7IfmIVRN7sjv51r5UYRAkXf5kJW70+oWSm7ehwJeq+UmfVIEqlUKffuajkym2fiNtof5 oqdp0KIV2OeABgCb3uacI88te0J+mgTkC6FgUd3JUCkRHDkKPvUegH6K+9ueWHel55da Rd6Atu0JU1XwdnTk/fbLqvVYpZl/A7G8n7dIsGsqUPAgqbb8s0vs+uJejOh0gF/CSIU9 bt2w==
X-Google-DKIM-Signature	v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=KzCQsSV3erZs8qyP+xc/Z9mGvzkMemxjyyabBCjbPzc=; b=QuhiMd5cks1OfY9YCQOxHaZm+E1yAr65pqvZ5gx1BajOFe2s6RsjuWXDnpYKzjwupd R4+jzfOsL1ChBIXsXfzWVoJaazQsYfBkPTSjBmRBu1qky/PY8YaYmW/55g8YrSq4Tx4e fdJ3iQMjGyiVijQiBM6QZJ2FX/o0MMqaPPTQrhuEh0AMe6QhFZSuDzuUXjBE/e4uFOG0 +ZFBnMxfIaKn2GZwU+JZZEIhj/cPdiULsA5kJQDnN7n2mwUMYuATFkWzw/ruS3uh//1y N0G1+tZnV2kj+IihLbMOOIZXaJejFMtwn+v5ICtdRpttdSuWzB+9ClmhRDs4d0A03THK GAqw==
X-Gm-Message-State	AJcUukdgLJnG3ktc0oi7py7PSLWEehyE7yzJbXRw67GOWnE77wDPayy0 rUU0h9gkzy8Rwg6YHuD/Qm/kLLv916sf7szJUbA9IdDj
X-Google-Smtp-Source	ALg8bN5H2HE96f8xLcdZLIEihEXcniKTZ6uRbevJzxRYEgjt4/wkU7jRKsZSglPD3scYExG8OSBXqT96w1WxbChSzN0=
X-Received	by 2002:a6b:ce06:: with SMTP id p6mr29655862iob.189.1546483773657; Wed, 02 Jan 2019 18:49:33 -0800 (PST)
In-Reply-To	<20190102123745.GB25249@virtual.cz.oracle.com>
X-detected-operating-system	by eggs.gnu.org: Genre and OS details not recognized.
X-Received-From	2607:f8b0:4864:20::d35
X-Content-Filtered-By	Mailman/MimeDel 2.1.21
X-BeenThere	bug-bash@gnu.org
X-Mailman-Version	2.1.21
Precedence	list
List-Id	Bug reports for the GNU Bourne Again SHell <bug-bash.gnu.org>
List-Unsubscribe	<https://lists.gnu.org/mailman/options/bug-bash>, <mailto:bug-bash-request@gnu.org?subject=unsubscribe>
List-Archive	<http://lists.gnu.org/archive/html/bug-bash/>
List-Post	<mailto:bug-bash@gnu.org>
List-Help	<mailto:bug-bash-request@gnu.org?subject=help>
List-Subscribe	<https://lists.gnu.org/mailman/listinfo/bug-bash>, <mailto:bug-bash-request@gnu.org?subject=subscribe>
Xref	csiph.com gnu.bash.bug:15035

Show key headers only | View raw

On Wed, Jan 2, 2019 at 8:38 PM Vladimir Marek <Vladimir.Marek@oracle.com>
wrote:

> >
> > Thanks, that's good to have confirmed! It was hoping as much -- it would
> > have been hard to believe that something this basic is broken on Solaris
> in
> > general.
>
> Heh :) I am heavy shell scripter/user and I have found multiple bugs in
> various shells. But I don't remember single issue with bash.
>

I've been using Bash for ~15 years (from v2.05 to v5.0) and only hit a few
bugs. I started using Ksh (ksh93 on Solaris 11+) in 2011 and reported ~40
bugs (for very basic features) in 1~2 years. I guess that's because ksh93
was not opensource before so there were not enough users testing it.

-clark

Back to gnu.bash.bug | Previous | Next | Find similar | Unroll thread

Thread

Re: FIFO race condition on SunOS kernels Clark Wang <dearvoid@gmail.com> - 2019-01-03 10:48 +0800

csiph-web