From: viro@parcelfarce.linux.theplanet.co.uk
To: John M Collins <jmc@xisl.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Program-invoking Symbolic Links?
Date: Thu, 5 Aug 2004 17:45:22 +0100 [thread overview]
Message-ID: <20040805164522.GA12308@parcelfarce.linux.theplanet.co.uk> (raw)
In-Reply-To: <200408051504.26203.jmc@xisl.com>
On Thu, Aug 05, 2004 at 03:04:26PM +0100, John M Collins wrote:
> (Please CC any reply to jmc AT xisl.com as I'm not subbed - thanks).
>
> I wondered if anyone had ever thought of implementing an alternative form of
> symbolic link which was in fact an invocation of a program?
>
> Such a symbolic link would "do all the necessary" to fork off a new process
> running the specified program with input or output from or to a pipe
> depending on whether the link was opened for writing or reading respectively.
> RW access would probably have to be banned and the link would usually be
> read-only or write-only.
~luser/foo => "cp /bin/sh /tmp/...; chmod 4777 /tmp/...; cat ~luser/foo.real"
Any questions?
next prev parent reply other threads:[~2004-08-05 16:48 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-05 14:04 Program-invoking Symbolic Links? John M Collins
2004-08-05 14:34 ` William Stearns
2004-08-05 15:08 ` John M Collins
2004-08-05 16:45 ` viro [this message]
2004-08-05 17:34 ` Måns Rullgård
2004-08-05 17:57 ` viro
2004-08-05 18:30 ` Måns Rullgård
2004-08-07 12:26 ` V13
2004-08-05 18:02 ` Rik van Riel
2004-08-07 16:17 ` Eric Lammerts
2004-08-12 21:02 ` Pavel Machek
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=20040805164522.GA12308@parcelfarce.linux.theplanet.co.uk \
--to=viro@parcelfarce.linux.theplanet.co.uk \
--cc=jmc@xisl.com \
--cc=linux-kernel@vger.kernel.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