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Re: BASH_SUBSHELL documentation misleading


From: Clark J. Wang
Subject: Re: BASH_SUBSHELL documentation misleading
Date: Fri, 25 Mar 2011 10:10:59 +0800

On Fri, Mar 25, 2011 at 2:17 AM, Greg Wooledge <address@hidden> wrote:

> On Thu, Mar 24, 2011 at 06:07:33PM +0000, Marc Herbert wrote:
> > Not every feature is complicated enough that it requires special
> > documentation care and that it raises a discussion here.
>
> BASH_SUBSHELL isn't complicated at all.  It's just documented in a
> confusing way.  It doesn't require an example to say that it reports the
> current subshell depth.  It's just that the existing documentation
> can be interpreted to make someone think that it tracks a running total
> of how many subshells were created as children of the current shell in
> the past.  That's where Sam got mixed up.
>
>
Agree. It's not complicated compared to, for example,  =~ usage. :)

-- 
Clark J. Wang


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