Path: csiph.com!optima2.xanadu-bbs.net!xanadu-bbs.net!news.glorb.com!usenet.stanford.edu!not-for-mail From: Linda Walsh Newsgroups: gnu.bash.bug Subject: Re: ! in PS1 in posix mode Date: Mon, 12 Oct 2015 09:28:42 -0700 Lines: 16 Approved: bug-bash@gnu.org Message-ID: References: <561A6877.4010709@case.edu> NNTP-Posting-Host: lists.gnu.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: usenet.stanford.edu 1444667354 16598 208.118.235.17 (12 Oct 2015 16:29:14 GMT) X-Complaints-To: action@cs.stanford.edu Cc: isabella parakiss , bug-bash To: chet.ramey@case.edu Envelope-to: bug-bash@gnu.org User-Agent: Thunderbird In-Reply-To: <561A6877.4010709@case.edu> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x (no timestamps) [generic] X-Received-From: 173.164.175.65 X-BeenThere: bug-bash@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Bug reports for the GNU Bourne Again SHell List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Xref: csiph.com gnu.bash.bug:11627 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'?