On 12/17/24 5:19 PM, Dale R. Worley wrote:
Chet Ramey <chet.ra...@case.edu> writes:
What is the point of "history -s args", then?  What is it useful for?

To add arbitrary data to the history list, for whatever reason a user
likes. I think the documentation is fairly clear on that.

To be more specific, it adds arbitrary data to the history list, but
also necessarily removes an entry from the history list.  This is
exactly the combination you want when the user types "history -s foo bar
baz" at the prompt,

That's the primary use case.

 but it's tough to use programatically:  How would
you code a function for use in scripts that adds an entry "foo bar baz"
to the history list without removing anything already on the history
list?

Add a dummy command to the history, or expect the function call to be
removed, or both?

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

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