On 7/31/22 2:10 AM, Bruno Haible wrote:
-: "${PERL='perl'}"
+: "${PERL="perl"}"

I had not expected that this would make a difference, but it does. This
sequence of commands


: "${F='perl'}"


echo "F=$F"

produces



F='perl'

POSIX is weird in some places...

Single quotes aren't special within double quotes.


--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    c...@case.edu    http://tiswww.cwru.edu/~chet/

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