#!/bin/bash if [ $# -ne 3 ]; then echo "Usgae: ./tst_kvercmp.sh r1 r2 r3" exit 1 fi ker_ver=$(uname -r) r1=$(echo ${ker_ver} | awk -F. '{print $1}') r2=$(echo ${ker_ver} | awk -F. '{print $2}') r3=$(echo ${ker_ver} | awk -F. '{print $3}') r3=${r3%%-*} test_ver=$(($1 * 65536 + $2 * 256 + $3)) curr_ver=$((${r1} * 65536 + ${r2} * 256 + ${r3})) if [ ${curr_ver} -ge ${test_ver} ]; then echo 0 else echo 1 fi