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Re: Small problem with typeset -U.

X-seq: zsh-workers 1626
From: Zoltan Hidvegi <hzoli@xxxxxxxxxx>
To: borsenkow.msk@xxxxxx
Subject: Re: Small problem with typeset -U.
Date: Fri, 12 Jul 1996 17:41:23 +0200 (MET DST)
Cc: zsh-workers@xxxxxxxxxxxxxxx
In-reply-to: <Pine.SV4.3.94.960712165030.23028C-100000@itsrm1> from Andrej Borsenkow at "Jul 12, 96 05:01:17 pm"
Organization: Dept. of Comp. Sci., Eotvos University, Budapest, Hungary
Phone: (36 1)2669833 ext: 2667, home phone: (36 1) 2752368

> Hi!
> 
> A little problem with mirror parameters (like path and PATH) and typeset
> -U command.
> 
> If I set -U option for one of pair of mirrored parameters, it is not set
> for other. Thus, e.g.
> 
> typeset -U path
> PATH=$PATH:~/bin:~/bin
> 
> still results in ~/bin being in path/PATH two times. The same holds also
> if I set -U for path and try to change PATH.

This behaviour is deliberate since it gives more flexibility to the shell.
As I remember when I originally introduced it others agreed that this is
useful.

Zoltan

References:
- Small problem with typeset -U.
  - From: Andrej Borsenkow

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