On Thu, 11 Dec 2025 at 18:27, Bruce Jerrick <[email protected]> wrote:

> It would be nice if there were an option to the 'read' builtin to echo
> dots rather that nothing at all


It's important to understand that this can only work when readline is
enabled.

Otherwise key-by-key echoing is done by the kernel, which precludes showing
a substitute character.

ASCII full stop “.” (U+002e) is probably not the most common substitute
character; I suggest that a bullet “•” (U+2022, with UTF-8), or asterisk
“*” (U+002A, pure ASCII) might be more familiar to users.

-Martin

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