## FIXME:
## In OSX, 'sort -V' option does not exist, hence
## we have our own version compare function.
## Once OSX has the option, below function is good enough.
##
## check_minimum_version() {
##     versions=($(echo -e "$1\n$2" | sort -V))
##     return [ "$1" == "${versions[0]}" ]
## }
##
check_minimum_version() {
    IFS='.' read -r -a varray1 <<< "$1"
    IFS='.' read -r -a varray2 <<< "$2"

    for i in "${!varray1[@]}"; do
        if [[ ${varray1[i]} -lt ${varray2[i]} ]]; then
            return 0
        elif [[ ${varray1[i]} -gt ${varray2[i]} ]]; then
            return 1
        fi
    done

    return 0
}