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| From | Chet Ramey <chet.ramey@case.edu> |
| Newsgroups | gnu.bash.bug |
| Subject | Re: How to use PROMPT_COMMAND(S) without breaking other scripts |
| Date | Mon, 24 Aug 2020 15:37:12 -0400 |
| Organization | ITS, Case Western Reserve University |
| Lines | 24 |
| Approved | bug-bash@gnu.org |
| Message-ID | <mailman.1056.1598297846.2469.bug-bash@gnu.org> (permalink) |
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| To | Martijn Dekker <martijn@inlv.org>, bug-bash@gnu.org |
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On 8/24/20 12:58 PM, Martijn Dekker wrote: > Op 24-08-20 om 15:57 schreef Chet Ramey: >> I sometimes think I should have stuck with converting PROMPT_COMMAND to >> an array. Either way, there's going to be a transition, and maybe that >> would have been the easiest. > > Is it too late? I think that would actually be cleaner than adding a > separate array, per Koichi's report. We're not "adding" anything. Bash just looks for this variable and reacts if it finds it. It's not a special variable, and bash doesn't create it if it doesn't exist. What I mean is looking for PROMPT_COMMAND as happens now, and reacting a different way if it's an array variable. That would resolve the existing assignment issues, but open up the separate issues you describe. 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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Re: How to use PROMPT_COMMAND(S) without breaking other scripts Chet Ramey <chet.ramey@case.edu> - 2020-08-24 15:37 -0400
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