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From: Emanuel Berg via Users list for the GNU Emacs text editor <help-gnu-emacs@gnu.org>
To: help-gnu-emacs@gnu.org
Subject: Re: let*: Wrong type argument: stringp, nil
Date: Tue, 28 Sep 2021 09:20:21 +0200	[thread overview]
Message-ID: <87wnn1kvyi.fsf@zoho.eu> (raw)
In-Reply-To: CAGP6POJFsVHXtaMrGAeh3_HixUUi-_3953tW62jbh46aPLCUCg@mail.gmail.com

Hongyi Zhao wrote:

>> Eval this
>>
>>   (cd "..")
>>
>> enough times and it alternates between "/" and "/../"
>> indefinitely, maybe that's what happens?
>>
>> (But I don't know why, or what it tries to say with "/../"
>> which should be equivalent to "/" ... in the shell, cd from /
>> does not lead to /../ but will stay in /)
>
> They are really equivalent:
>
> werner@X10DAi-00:/$ realpath -e /../
> /
> werner@X10DAi-00:/$ realpath -e /
> /

Yeah, looks like a bug this. Harmless and technically not
incorrect perhaps but suboptimal/confusing, especially the
alternating back and forth.

(cd "..") at / should be a no-op that returns "/" IMO.

-- 
underground experts united
https://dataswamp.org/~incal




  reply	other threads:[~2021-09-28  7:20 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-24 14:52 let*: Wrong type argument: stringp, nil Hongyi Zhao
2021-09-24 14:57 ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-25  1:29   ` Hongyi Zhao
2021-09-25 23:42     ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-25 10:09 ` Stephen Berman
2021-09-25 10:45   ` Hongyi Zhao
2021-09-25 11:04     ` Stephen Berman
2021-09-25 13:49       ` Hongyi Zhao
2021-09-25 14:45         ` Stephen Berman
2021-09-25 15:03           ` Hongyi Zhao
2021-09-28  3:08             ` Hongyi Zhao
2021-09-28  3:21               ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-28  3:24                 ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-28  5:25                 ` Hongyi Zhao
2021-09-28  7:20                   ` Emanuel Berg via Users list for the GNU Emacs text editor [this message]
2021-09-28  8:02               ` Yuri Khan
2021-09-28  8:24                 ` Hongyi Zhao
2021-09-29  1:43                 ` Hongyi Zhao
2021-09-29  2:03                   ` Hongyi Zhao
2021-09-29  3:02                     ` Hongyi Zhao
2021-09-29  3:57                       ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-29  6:15                         ` Hongyi Zhao
2021-09-29  6:29                           ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-29  7:37                             ` Hongyi Zhao
2021-09-29  8:21                               ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-29  9:02                                 ` Hongyi Zhao
2021-09-29  9:14                             ` Yuri Khan
2021-09-29 10:29                               ` Hongyi Zhao
2021-09-29 12:29                                 ` Yuri Khan
2021-09-29 12:49                                   ` Hongyi Zhao
2021-10-08  3:36                                     ` Hongyi Zhao
2021-10-10 14:05                                       ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-30  3:38                               ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-29  4:35                   ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-09-29  6:17                     ` Hongyi Zhao

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