así es definamos así Oct 21

today=`date | tr -s ‘ ‘ | cut -d ‘ ‘ -f 2,3` && if [ “$today” = ‘oct 21’ ]; then echo Happy BDay Xanatos ; fi

y si lo ejecutamos

$ time today=`date | tr -s ‘ ‘ | cut -d ‘ ‘ -f 2,3` && if [ “$today” = ‘oct 21’ ]; then echo Happy BDay Xanatos ; fi

real   0m0.059s
user   0m0.004s
sys   0m0.004s

XD

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