Re: POSIX conformance in coreutils

[Peter Stephenson <pws@csr.com>]

Oliver Kiddle wrote:
> Would it perhaps be easier to just use something like this:
> 
>   tail() {
>     local arr
>     arr=( ${(f)"$(</dev/fd/0)"} )
>     print -lr -- $arr[${1:--10},-1]
>   }
> 
> It's shorter and potentially tests other zsh features as a side-effect
> (such as emulating /dev/fd in redirections).

I don't think /dev/fd is currently faked to that extent.  There's
special handling for tests, and /dev/fd is sometimes used to *implement*
process substitution, but it won't handle it specially there.  You could
build up arr some other way, of course.

-- 
Peter Stephenson <pws@csr.com>                  Software Engineer
CSR PLC, Churchill House, Cambridge Business Park, Cowley Road
Cambridge, CB4 0WZ, UK                          Tel: +44 (0)1223 692070


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