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Re: why is the - modifier useful

X-seq: zsh-users 30292
From: Peter Stephenson <p.w.stephenson@xxxxxxxxxxxx>
To: Zsh Users <zsh-users@xxxxxxx>
Subject: Re: why is the - modifier useful
Date: Tue, 1 Jul 2025 10:52:06 +0100 (BST)
Archived-at: <https://zsh.org/users/30292>
Feedback-id: 20250701-p.w.stephenson@xxxxxxxxxxxx:oxsmtp-prd-nl-vmo:Authrelay:p.w.stephenson@xxxxxxxxxxxx
Importance: Normal
In-reply-to: <aGObvs97RRMAnAQ-@prometheus>
List-id: <zsh-users.zsh.org>
References: <aGObvs97RRMAnAQ-@prometheus>

> On 01/07/2025 09:26 BST Marc Chantreux <mc@xxxxxxxxxx> wrote:
> then I realize this custom came for reason: - is already a
> builtin which seems really useless to me:

It's not very useful.  The convention used to be any command starting
with a "-" was a login shell, so you could start up your own command and
anything that cared would notice.  I'm not aware of anything that still
cares.

You're unlikely to encounter problems if you use it for something else.

pws

Follow-Ups:
- Re: why is the - modifier useful
  - From: Marc Chantreux

References:
- why is the - modifier useful
  - From: Marc Chantreux

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