#!/bin/bash## This file is used to install TAOS time-series database on linux systems. The operating system # is required to use systemd to manage services at bootset-e# set -x# -----------------------Variables definition---------------------verinfo=$(cat$1 | grep" version" | cut-d'"'-f2)verinfo=$(echo$verinfo | tr"\n"" ")len=$(echo${#verinfo})len=$((len-1))retval=$(echo-ne${verinfo:0:${len}})echo-ne$retval