#! /bin/sh # addemup -- total customer orders awk 'BEGIN { FS = "\n"; RS = "" } NF >= 3 { for (i = 3; i <= NF; ++i) { sv = split($i, order, " ") if (sv == 3) { title = order[1] copies = order[2] price = order[3] amount = copies * price total_vol += copies total_amt += amount vol[title] += copies amt[title] += amount } else print "Incomplete Record" } } END { printf "%5s\t%10s\t%6s\n\n", "TITLE", "COPIES SOLD", "TOTAL" for (title in vol) printf "%5s\t%10d\t$%7.2f\n", title, vol[title], amt[title] printf "%s\n", "-------------" printf "\t%s%4d\t$%7.2f\n", "Total ", total_vol, total_amt }' $*

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