Re: Bug in Bash Autocompletion: Hidden File, ...Hiding-From-You, Autocompleted Without Dot Prefix

[Chet Ramey]

On 4/25/25 11:18 AM, Tanmay Jagtap wrote:
> *Dear Bash Maintainers,*
>
> I have encountered an issue with Bash autocompletion on my system.
> Specifically, a file beginning with three dots (e.g., ...Hiding-From-You)
> is autocompleted even when no dot (.) has been typed, which seems
> inconsistent with typical Bash behavior where hidden files are excluded
> from completion unless the input starts with a dot.

I can't reproduce this using bash-5.2.37. I suspect this is the result your
programmable completion specification for `cat' produces.

You can find out the completion specification for cat by running
`complete -p cat'.


> ldd $(which bash)
> # linux-vdso.so.1 (0x00007ffff7fc3000)
> # libtinfo.so.6 => /lib/x86_64-linux-gnu/libtinfo.so.6 (0x00007ffff7e15000)
> # libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007ffff7c00000)
> # /lib64/ld-linux-x86-64.so.2 (0x00007ffff7fc5000)
> Note: libreadline is *not linked*, suggesting this Bash binary may not be
> using readline, which may be relevant for the autocompletion issue.

It's more likely that it means your version of bash is linked against the
static version of readline that is part of the bash distribution.

Chet

--
``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/

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