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Re: namref dicussion continued: [PATCH] export -r reference


From: Dan Douglas
Subject: Re: namref dicussion continued: [PATCH] export -r reference
Date: Mon, 9 May 2016 00:57:43 -0500

On Sun, May 8, 2016 at 6:03 PM, Chet Ramey <address@hidden> wrote:
> On 5/5/16 6:02 PM, Dan Douglas wrote:
>> On Thu, May 5, 2016 at 2:46 AM, Piotr Grzybowski <address@hidden> wrote:
>>>  ok, so Dan wants this patch.
>>
>> Yes I think your bash patch is probably an improvement at least in
>> this particular case.
>>
>>> Maybe you can comment on wether the patches are valid.
>>
>> The posix export and readonly don't produce locally scoped variables
>> at all, so it's expected that e.g. `typeset -x` and `export` will
>> differ.
>
> This is a different topic entirely, since neither of the examples
> we're considering take place within a function.  Scoping isn't an
> issue.

Sure I agree that scope isn't the issue. That's was the main point of
my message. I was trying to explain is that ksh does allow -x in
combination with pre-existing references in some contexts, but the
only way to demonstrate that is by calling a function.



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