From: Ray Andrews <rayandrews@eastlink.ca>
To: zsh-users@zsh.org
Subject: Re: unexpected unmodified variable
Date: Thu, 6 Oct 2022 14:58:49 -0700 [thread overview]
Message-ID: <8b1497ca-5d26-3e23-47c7-1c85b7c4fa73@eastlink.ca> (raw)
In-Reply-To: <3bf17a2cc56cbc65fc0ba855fe9c7d2d2f63befb.camel@ntlworld.com>
On 2022-10-06 12:28, Peter Stephenson wrote:
> $(...) causes a shell to be forked --- it runs in a different process,
> prints its output to somewhere that's collected by the main shell,
> then exits. So the internal effects disapper.
>
>
> Returning stuff in a sane way is a real weakness in shells.
>
> pws
Thanks Peter, I sorta suspected it was one of those subshell issues. I
must have gotten the invocation wrong cuz I had no luck making the
variable global. I ended up sending the output to a bleeding file and
then rereading that. There otta be a better way.
>
next prev parent reply other threads:[~2022-10-06 21:59 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-06 19:07 Ray Andrews
2022-10-06 19:28 ` Peter Stephenson
2022-10-06 21:58 ` Ray Andrews [this message]
2022-10-07 0:36 ` Bart Schaefer
2022-10-07 1:37 ` Ray Andrews
2022-10-07 4:36 ` Bart Schaefer
2022-10-07 15:28 ` Ray Andrews
2022-10-07 20:00 ` Bart Schaefer
2022-10-07 21:59 ` Ray Andrews
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