1#!/bin/sh 2 3set -e 4 5usage() 6{ 7 printf "USAGE:\n\t$0 [-eq|-ne|-lt|-le|-gt|-ge] FILE1 FILE2\n" 8} 9 10help() 11{ 12 printf "Small utility to compare file sizes without printing them with set -x.\n\n" 13 usage 14} 15 16case "$1" in 17 -h) help; exit 0 ;; 18 --help) help; exit 0 ;; 19esac 20 21if ! test -f $2; then 22 printf "FILE1='%b' is not a file\n\n" "$2" 23 usage 24 exit 1 25fi 26 27if ! test -f $3; then 28 printf "FILE2='%b' is not a file\n\n" "$3" 29 usage 30 exit 1 31fi 32 33 34size1=$(wc -c < $2) 35size2=$(wc -c < $3) 36 37case "$1" in 38 -eq) [ "$size1" -eq "$size2" ] ;; 39 -ne) [ "$size1" -ne "$size2" ] ;; 40 -lt) [ "$size1" -lt "$size2" ] ;; 41 -le) [ "$size1" -le "$size2" ] ;; 42 -gt) [ "$size1" -gt "$size2" ] ;; 43 -ge) [ "$size1" -ge "$size2" ] ;; 44esac 45