Distribution 判定

dist.sh

#!/bin/sh

function check_dist() {
    if grep -qs -E '(CentOS|Fedora|Oracle|Scientific|Amazon)' /etc/issue; then
        echo "rhel"
        return
    elif grep -qs -E '(Debian|Ubuntu)' /etc/issue; then
        echo "debian"
        return
    else
        if uname | grep -qs 'Darwin'; then
            echo "osx"
            return
        fi

        echo "This OS is not supported."
        exit 1
    fi
}