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From: Dan Nelson <dnelson@emsphone.com>
To: Norman.Azadian@swisscom.com
Cc: zsh-users@sunsite.auc.dk
Subject: Re: uppercase inheritance
Date: Fri, 10 Dec 1999 11:21:44 -0600	[thread overview]
Message-ID: <19991210112144.A670@dan.emsphone.com> (raw)
In-Reply-To: <894F73B43295D211B7B20000F807EA88ED80D0@sbe0461.swissptt.ch>; from "Norman.Azadian@swisscom.com" on Fri Dec 10 16:41:26 GMT 1999

In the last episode (Dec 10), Norman.Azadian@swisscom.com said:
> I've tried this under version 3.1.6 (on HP-UX version 11.0):
> 
> 	= typeset -u -x aaa=bbb
> 	= echo $aaa
> 	BBB
> 	= zsh
> 	= echo $aaa
> 	bbb
> 	=
> 
> Am I missing something, or has ZSH neglected to pass on the uppercase
> property to the subshell?  I get the same results when the HP posix
> sh is the subshell.  When I do the entire experiment with sh, I get
> the expected results ($aaa is always BBB).

There's no way zsh can pass 'typeset' options to subshells, since all
it can pass are the variable names and contents via "char **envp".  It
looks like zsh leaves the variable as-is, and only uppercases it for
display.  Sounds like a zsh bug.

-- 
	Dan Nelson
	dnelson@emsphone.com


      parent reply	other threads:[~1999-12-10 17:22 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-12-10 15:41 Norman.Azadian
1999-12-10 15:47 ` Nemeth Ervin
1999-12-10 17:21 ` Dan Nelson [this message]

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