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Re: bash tab variable expansion question?


From: Clark J. Wang
Subject: Re: bash tab variable expansion question?
Date: Fri, 25 Feb 2011 18:07:59 +0800

On Fri, Feb 25, 2011 at 5:46 PM, Davide Brini <address@hidden> wrote:

> On Friday 25 Feb 2011 05:15:24 Eric Blake wrote:
>
> > On 02/24/2011 03:14 PM, Michael Kalisz wrote:
> > > $ echo $PWD/<TAB>
> > > will expand the $PWD variable to your current directory
> > >
> > > while in bash, version 4.2.0(1)-release:
> > >
> > > $ echo $PWD/<TAB>
> > > will just escape the $ in front of the $ variable i.e:
> > >
> > > $ echo \$PWD/
> > > The shell-expand-line (Ctrl-Alt-e) works but before I could use just
> TAB
> > >
> > > Any hints why? Any way to get the 4.1 behavior in 4.2?
> > >
> > > Can someone confirm... Is this a bug or a feature?
> >
> > I'm not the developer, but in my mind, this is a welcome feature.
> > TAB-completion should NOT modify what I typed, and I consider the 4.1
> > behavior to be the bug.
>
> Maybe, but then it shouldn't escape the $ either, as the OP is reporting
> for
> 4.2 (I don't have a 4.2 handy to test it).
>
>
Agree, $ should not be escaped here which is different from pathname
completion.

-- 
Clark J. Wang


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