supervision - discussion about system services, daemon supervision, init, runlevel management, and tools such as s6 and runit
 help / color / mirror / Atom feed
From: Charlie Brady <charlieb-smarden-supervise@budge.apana.org.au>
Cc: "<supervision@list.skarnet.org><supervision@list.skarnet.org>"
	<supervision@list.skarnet.org>
Subject: Re: chpst -e question
Date: Fri, 8 Apr 2005 14:32:00 -0400 (EDT)	[thread overview]
Message-ID: <Pine.LNX.4.61.0504081428340.10992@e-smith.charlieb.ott.istop.com> (raw)
In-Reply-To: <664dfc3f401c63e26fce56a6ec6f3a1c@annvix.org>


On Fri, 8 Apr 2005, Vincent Danen wrote:

> So I'm fiddling and find that if I do:
>
> chpst -e ./env env
>
> I can see the values of IP and ROOT in the env output, but if I do something 
> like:
>
> chpst -e ./env echo $IP
>
> I get nothing.

The shell will substitute "$IP" with the value of the shell variable IP 
before chpst is run. So your command above is equivalent to:

chpst -e ./env echo

Try:

chpst -e ./env sh -c 'echo $IP'

---
Charlie


  reply	other threads:[~2005-04-08 18:32 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-04-08 18:23 Vincent Danen
2005-04-08 18:32 ` Charlie Brady [this message]
2005-04-09  4:09   ` Vincent Danen

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=Pine.LNX.4.61.0504081428340.10992@e-smith.charlieb.ott.istop.com \
    --to=charlieb-smarden-supervise@budge.apana.org.au \
    --cc=supervision@list.skarnet.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).