Zsh Mailing List Archive Messages sorted by: Reverse Date, Date, Thread, Author

Re: Subshells and parameters

X-seq: zsh-users 10254
From: Lloyd Zusman <ljz@xxxxxxxxxx>
To: zsh-users@xxxxxxxxxx
Subject: Re: Subshells and parameters
Date: Fri, 12 May 2006 08:09:26 -0400
Cancel-lock: sha1:UNFAT60cGdppMi6aYP8O3fospIg=
Mailing-list: contact zsh-users-help@xxxxxxxxxx; run by ezmlm
References: <lt8xp8sko1.fsf@xxxxxxxxxxxxxxxxxx> <20060511160123.29080117.pws@xxxxxxx> <20060512091722.GO4116@xxxxxxxxxxxxxxxxxxx>
Sender: news <news@xxxxxxxxxxxxx>

Vincent Lefevre <vincent@xxxxxxxxxx> writes:

> On 2006-05-11 16:01:23 +0100, Peter Stephenson wrote:
>>
>> [ ... ]
>>
>> That's standard shell behaviour: $$ is supposed to be unique to the
>> parent shell, not to every subshell instance. [...]
>
> The zshparam man page says:
>
>        $ <S>  The process ID of this shell.
>
> IMHO, it should give more details, e.g.: in subshells, the value
> of this parameter is not changed. Ditto for $PPID. Possibly add a
> section about subshells in the man pages.

So how can we get the process ID of any given subshell?

-- 
 Lloyd Zusman
 ljz@xxxxxxxxxx
 God bless you.

Follow-Ups:
- Re: Subshells and parameters
  - From: Vincent Lefevre

References:
- Re: File locking within zsh?
  - From: Tim Writer
- Re: File locking within zsh?
  - From: Peter Stephenson
- Subshells and parameters (was: File locking within zsh?)
  - From: Vincent Lefevre

Messages sorted by: Reverse Date, Date, Thread, Author