Re: Inner Command Lists fail in Bash 5.2.15

[Chet Ramey]

On 9/1/23 1:28 PM, Kerin Millar wrote:
> On Fri, 1 Sep 2023 12:52:14 -0400
> Dima Korobskiy <dkroot2@gmail.com> wrote:
>
> > Kerin,
> >
> > thanks for the workaround.
> >
> > Just to clarify, is the issue specific to the `time` command?
>
> I think that you would have to get an answer from Chet because yacc/bison 
> grammar is a little over my head. To that end, I have taken the liberty of 
> copying the bug-bash list back into this discussion.
>
> That being said, it appears so. After reading your report, I tried to break the 
> parser in other, similar, ways but was not able to do so. I suppose that the 
> time keyword is special in so far as it expects to be given a pipeline.

It is the `time' keyword, and it is special, but not because it precedes a
pipeline. There are a bunch of special cases that have to be handled as the
result of https://www.austingroupbugs.net/view.php?id=267.

Note the twelve-year stretch between the initial issue submission, the
initial interpretation, and the final accepted text. Bash implements the
original interpretation from 2010.

--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/