Re: bash tab variable expansion question?

[Pierre Gaston]

On Mon, Jun 11, 2012 at 10:59 AM, John Embretsen <johnemb@gmail.com> wrote:
> On 27 Feb 2011 18:18:24 -0500, Chet Ramey wrote:
>>> On Sat, Feb 26, 2011 at 10:49 PM, gnu.bash.bug <address@hidden>wrote:
>>> A workaround is fine but is the 4.2 behavior bug or not?
>>
>>It's a more-or-less unintended consequence of the requested change Eric
>>Blake referred to earlier in the thread.
>
> http://lists.gnu.org/archive/html/bug-bash/2011-02/msg00275.html
>
> (...)
>
>> The question is how to tell readline that the `$' should be quoted
>> under some circumstances but not others.  There's no hard-and-fast
>> rule that works all the time, though I suppose a call to stat(2)
>> before quoting would solve part of the problem.  I will have to give
>> it more thought.
>>
>> Chet
>
> Any updates on this issue?
>
> The workarounds for $PWD and $OLDPWD is not enough, and the "workaround" of
> going back on the command line and removing escape characters is not
> acceptable in my humble opinion.
>
> I often use environment variable-based tab completion to navigate to the
> correct directory on my system, but with bash 4.2 this is no longer an
> option. For example,
>
> with CODE=/path/to/dir and /path/to/dir/ containing test1/ and test2/,
>
> cd $CODE/test<TAB><TAB> should give a list of $CODE/test1 $CODE/test2 when
> those directories exist, not "cd \$CODE/test".
>
> If there is no fix in sight for this issue, can someone point me to a guide
> for downgrading bash in recent popular Linux distros?
>
>
> thanks,
>
> --
> John
>

There have been many updates on this. There have been a "fix"
available for some time now on this list .

It is now available as an official patch
ftp://ftp.gnu.org/gnu/bash/bash-4.2-patches/bash42-029