From: Peter Stephenson <pws@csr.com>
To: zsh-users@sunsite.dk
Subject: Re: File locking within zsh?
Date: Thu, 11 May 2006 16:01:23 +0100 [thread overview]
Message-ID: <20060511160123.29080117.pws@csr.com> (raw)
In-Reply-To: <lt8xp8sko1.fsf@newsol.starnix.com>
"Tim Writer" <tim@starnix.com> wrote:
> Okay. But I don't understand this:
>
> tim@ganesh% echo $ZSH_VERSION
> 4.2.5
> tim@ganesh% echo $$; ( echo $$ )
> 18095
> 18095
> tim@ganesh%
That's standard shell behaviour: $$ is supposed to be unique to the parent
shell, not to every subshell instance. You need tricks to get the actual
pid. This will work on Linux:
zmodload -i zsh/stat
stat +link /proc/self
getpid() is another thing which could be added to the zsh/system module.
--
Peter Stephenson <pws@csr.com> Software Engineer
CSR PLC, Churchill House, Cambridge Business Park, Cowley Road
Cambridge, CB4 0WZ, UK Tel: +44 (0)1223 692070
To access the latest news from CSR copy this link into a web browser: http://www.csr.com/email_sig.php
next prev parent reply other threads:[~2006-05-11 15:01 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-09 22:04 Lloyd Zusman
2006-05-10 3:31 ` Tim Writer
2006-05-10 5:59 ` Brian K. White
2006-05-10 10:02 ` Lloyd Zusman
2006-05-10 22:04 ` Tim Writer
2006-05-11 3:41 ` Bart Schaefer
2006-05-11 14:25 ` Tim Writer
2006-05-11 15:01 ` Peter Stephenson [this message]
2006-05-12 4:22 ` Tim Writer
2006-05-12 9:17 ` Subshells and parameters (was: File locking within zsh?) Vincent Lefevre
2006-05-12 12:09 ` Subshells and parameters Lloyd Zusman
2006-05-12 23:09 ` Vincent Lefevre
2006-05-13 2:05 ` Lloyd Zusman
2006-05-17 14:24 ` Vincent Lefevre
2006-05-17 15:42 ` Bart Schaefer
2006-05-17 16:07 ` Vincent Lefevre
2006-05-13 2:10 ` Dan Nelson
2006-05-11 16:13 ` File locking within zsh? Brian K. White
2006-05-10 17:13 ` Vincent Lefevre
2006-05-11 15:45 ` Brian K. White
2006-05-12 7:54 ` Vincent Lefevre
2006-05-12 19:40 ` Tim Writer
2006-05-12 23:24 ` Vincent Lefevre
2006-05-10 21:53 ` Tim Writer
2006-05-10 6:29 ` DervishD
2006-05-10 10:02 ` Lloyd Zusman
2006-05-10 21:21 ` DervishD
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