On Thu, Mar 02, 2006 at 10:23:20AM -0500, Kevin B. McCarty wrote:
> Hi list,
>
> Could someone tell me why the following works in zsh but not in
> bash/posh/dash?
>
> benjo[3]:~% echo foo bar baz | read a b c
> benjo[4]:~% echo $a $b $c
> foo bar baz
>
> If I try the same with bash (or other sh-compatible shells), the
> variables $a $b and $c are unset. From the bash man page:
>
>
> Posh and dash behave like bash in this respect, so I guess that this is
> not a bug, and that what zsh does is actually an extension. So, what is
> the correct POSIX-compatible way to get "read" to work as I want?
>
I think the POSIX way would be
echo foo bar baz | { read a b c; echo $a $b $c; }
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