Re: Assignment with command: export only, or sets variable, too?

[Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxxx>]

On Fri, Apr 09, 2010 at 09:26:02AM +0100, Geoff Clare wrote:
> Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxxx> wrote, on 09 Apr 2010:
> >
> > While we're on this topic, what is the correct output for
> > 
> > 	X=a Y=${X=b} Z=$X sh -c 'echo $Z'
> 
> My reading of the standard is that this should output "b"
> (assuming X is unset beforehand).  But, as I mentioned earlier in
> the thread, this is a strict reading and might not be what was
> intended.

Thank you for your clarifications.

These four patches should help bring dash in-line with the POSIX
requirements.

Cheers,
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