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oh yes, thank you so much

Ah my bad, I am trying to detect the file to see if it existed, but cannot have it run indefinitely, so I've put the counter as a limit

using || or &&, the counter still went beyond 10, in which I...

#!/usr/bin/ksh

c=0
while [[ ! -f /tmp/unex || $c -lt 10 ]]; do
echo /tmp/unex NOT found, iter : $c;
((c = $c + 1));
sleep 2;
done



so, the above counter doesn't work,...