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Date: Tue, 25 Nov 2014 21:38:55 -0800
Message-ID: <CABx2=D8NhjWMA6rjop4vmi77jC4bDKSsBbvP-hs0w8N0b9_cww@mail.gmail.com>
Subject: Re: export
From: Kurtis Rader <krader@skepticism.us>
To: Ray Andrews <rayandrews@eastlink.ca>
Cc: Zsh Users <zsh-users@zsh.org>
Content-Type: multipart/alternative; boundary=089e0158c292867a200508bc713b

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No, it is not possible on UNIX like operating systems (which include
Microsoft Windows) for "export" to "work between" xterms or any other set
of programs. When you execute the "export" or "typeset -x" command in a zsh
process it can only modify the environment for that zsh process.

On Tue, Nov 25, 2014 at 9:16 PM, Ray Andrews <rayandrews@eastlink.ca> wrote:

> On 11/25/2014 08:54 PM, Kurtis Rader wrote:
>
>> If by "fake it" you mean cooperative processes that implement a protocol
>> for exchanging environment variables then, yes, you can achieve the result
>> desired by Ray. However I think that everyone trying to achieve this
>> result
>> wants to do so without having to implement a new data exchange protocol in
>> every program. If they were willing to implement a private data exchange
>> protocol they wouldn't be asking this question. :-)
>>
>
> As it is, I pass some variables between running shells all the time in
> 'preexec()'.
> Specifically every shell in every xterm knows the current directory of
> every
> other so I can do: " cp foo $t4 " with ' $t4 ' being the current dir in
> xterm #4.
>
> But that's not the problem, I just want 'export' to work between xterms if
> possible.
> It's hardly important tho.
>
>


-- 
Kurtis Rader
Caretaker of the exceptional canines Junior and Hank

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