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Re: environment


From: Sitaram Chamarty
Subject: Re: environment
Date: Fri, 13 Feb 2009 14:23:36 +0000 (UTC)
User-agent: slrn/0.9.9 (Linux)

On 2009-02-13, Antonio Macchi <address@hidden> wrote:
> i think that
>
> $ ( echo $x )
>
> is like
>
> $ bash -c 'echo $x'

it is confusing I agree.  'man bash' and look for the
section 'COMMAND EXECUTION ENVIRONMENT', which essentially
says that a simple command gets a different environment
(namely only the exported variables) than 'commands grouped
with parantheses'.





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