Re: How get last commnda history line number directly

From	Chet Ramey <chet.ramey@case.edu>
Newsgroups	gnu.bash.bug
Subject	Re: How get last commnda history line number directly
Date	2020-09-01 09:05 -0400
Organization	ITS, Case Western Reserve University
Message-ID	<mailman.1963.1598965529.2469.bug-bash@gnu.org> (permalink)
References	<1598951673480-0.post@n7.nabble.com> <b1ee5bd2-abbd-c72b-4701-68dc07640cb4@case.edu>

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On 9/1/20 5:14 AM, almahdi wrote:
> How to get last commnda history line number purely & directly on bash script
> or prompt ?
> 
> as it's pure & directly viable in PS1 env. var.
> PS1=`echo \!`

HISTCMD
       The history number, or index in the history list, of the current
       command.  Assignments to HISTCMD are ignored.  If HISTCMD is un-
       set, it loses its special properties, even if it is subsequently
       reset.

-- 
``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 get last commnda history line number directly Chet Ramey <chet.ramey@case.edu> - 2020-09-01 09:05 -0400

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