Jon Haugsand wrote:
Ah, yes of course - I sort of simplified the example a bit; in the original the 'cat /etc/passwd' was a lengthy pipe of several greps and seds etc.You can, in our situation do something like:while read a b c d; do case "$a" in root) export R="ok" ;; daemon) export D="ok" ;; esac done < /etc/passwd And your "side effects" remain. (But I buy the point of portable scripting anyway.)
/jan
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