Re: [PATCH] compgen -V option (store output in array)

[Chet Ramey]

On 4/13/23 4:57 AM, Koichi Murase wrote:
> 2023年4月13日(木) 17:31 Grisha Levit <grishalevit@gmail.com>:
> > Since the predominant use case for compgen is  generating output that then
> > gets split back up into an array, it seems like it would be nice to have an
> > option that avoids the extra steps (and their associated pitfalls)
>
> I have related but unsubmitted patches that I made before. I attach
> them. This adds a new flag option `-z` that makes the output of
> `compgen' separated by NUL This is useful when we want to process the
> candidates of compgen (that may contain newlines as a part of a
> candidate) using external commands such as `sort -z'.

Once you have -V, isn't -z superfluous? It's just

compgen -V varname options word
printf '%s\0' "${varname[@]}"

right? What am I missing?

--
``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/