Re: ! in PS1 in posix mode

From	Chet Ramey <chet.ramey@case.edu>
Newsgroups	gnu.bash.bug
Subject	Re: ! in PS1 in posix mode
Date	2015-10-12 14:57 -0400
Message-ID	<mailman.163.1444676267.7904.bug-bash@gnu.org> (permalink)
References	<CAAZkfoLdwArFQ4_jB5uL9M+Tr8Kv69XbeJiFw3_NS3HPb=4LSQ@mail.gmail.com> <561A6877.4010709@case.edu> <561BDFBA.4020304@tlinx.org>

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On 10/12/15 12:28 PM, Linda Walsh wrote:
> 
> 
> Chet Ramey wrote:
>> On 10/11/15 1:37 AM, isabella parakiss wrote:
>>> In posix mode, bash replaces ! in my PS1 with the history number.
>>
>> http://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_05_03
>>
>>
>> "The shell shall replace each instance of the character '!' in PS1 with
>> the history file number of the next command to be typed."
> 
> I've never seen that -- even when my prompt has
> ! in it...maybe it's cause I have histexpand 'off'?

It happens in posix mode.

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

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Re: ! in PS1 in posix mode Chet Ramey <chet.ramey@case.edu> - 2015-10-12 14:57 -0400

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