update_external.sh

#!/bin/sh
# ┌─┐┬ ┬┬─┐┌─┐┬─┐┌─┐  ┌─┐┬─┐┌─┐┌┬┐┌─┐┬ ┬┌─┐┬─┐┬┌─
# ├─┤│ │├┬┘│ │├┬┘├─┤  ├┤ ├┬┘├─┤│││├┤ ││││ │├┬┘├┴┐
# ┴ ┴└─┘┴└─└─┘┴└─┴ ┴  └  ┴└─┴ ┴┴ ┴└─┘└┴┘└─┘┴└─┴ ┴
# A Powerful General Purpose Framework
# More information in: https://aurora-fw.github.io/
#
# Copyright (C) 2017 Aurora Framework, All rights reserved.
#
# This file is part of the Aurora Framework. This framework is free
# software; you can redistribute it and/or modify it under the terms of
# the GNU Lesser General Public License version 3 as published by the
# Free Software Foundation and appearing in the file LICENSE included in
# the packaging of this file. Please review the following information to
# ensure the GNU Lesser General Public License version 3 requirements
# will be met: https://www.gnu.org/licenses/lgpl-3.0.html.

echo "┌─┐┬ ┬┬─┐┌─┐┬─┐┌─┐  ┌─┐┬─┐┌─┐┌┬┐┌─┐┬ ┬┌─┐┬─┐┬┌─"
echo "├─┤│ │├┬┘│ │├┬┘├─┤  ├┤ ├┬┘├─┤│││├┤ ││││ │├┬┘├┴┐"
echo "┴ ┴└─┘┴└─└─┘┴└─┴ ┴  └  ┴└─┴ ┴┴ ┴└─┘└┴┘└─┘┴└─┴ ┴"
echo "A Powerful General Purpose Framework"
echo "More information in: https://aurora-fw.github.io/"
echo

lowercase(){
    echo "$1" | sed "y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/"
}

OS=`lowercase \`uname\``
KERNEL=`uname -r`
MACH=`uname -m`

if [ "{$OS}" == "windowsnt" ]; then
    OS=windows
elif [ "{$OS}" == "darwin" ]; then
    OS=mac
else
    OS=`uname`
    if [ "${OS}" = "SunOS" ] ; then
        OS=Solaris
        ARCH=`uname -p`
        OSSTR="${OS} ${REV}(${ARCH} `uname -v`)"
    elif [ "${OS}" = "AIX" ] ; then
        OSSTR="${OS} `oslevel` (`oslevel -r`)"
    elif [ "${OS}" = "Linux" ] ; then
        if [ -f /etc/redhat-release ] ; then
            DistroBasedOn='RedHat'
            DIST=`cat /etc/redhat-release |sed s/\ release.*//`
            PSUEDONAME=`cat /etc/redhat-release | sed s/.*\(// | sed s/\)//`
            REV=`cat /etc/redhat-release | sed s/.*release\ // | sed s/\ .*//`
        elif [ -f /etc/SuSE-release ] ; then
            DistroBasedOn='SuSe'
            PSUEDONAME=`cat /etc/SuSE-release | tr "\n" ' '| sed s/VERSION.*//`
            REV=`cat /etc/SuSE-release | tr "\n" ' ' | sed s/.*=\ //`
        elif [ -f /etc/mandrake-release ] ; then
            DistroBasedOn='Mandrake'
            PSUEDONAME=`cat /etc/mandrake-release | sed s/.*\(// | sed s/\)//`
            REV=`cat /etc/mandrake-release | sed s/.*release\ // | sed s/\ .*//`
        elif [ -f /etc/debian_version ] ; then
            DistroBasedOn='Debian'
            DIST=`cat /etc/lsb-release | grep '^DISTRIB_ID' | awk -F=  '{ print $2 }'`
            PSUEDONAME=`cat /etc/lsb-release | grep '^DISTRIB_CODENAME' | awk -F=  '{ print $2 }'`
            REV=`cat /etc/lsb-release | grep '^DISTRIB_RELEASE' | awk -F=  '{ print $2 }'`
		else
			DIST=`cat /etc/lsb-release | grep '^DISTRIB_ID' | awk -F=  '{ print $2 }'`
			PSUEDONAME=`cat /etc/lsb-release | grep '^DISTRIB_CODENAME' | awk -F=  '{ print $2 }'`
			REV=`cat /etc/lsb-release | grep '^DISTRIB_RELEASE' | awk -F=  '{ print $2 }'`
        fi
        if [ -f /etc/UnitedLinux-release ] ; then
            DIST="${DIST}[`cat /etc/UnitedLinux-release | tr "\n" ' ' | sed s/VERSION.*//`]"
        fi
        OS=`lowercase $OS`
        DistroBasedOn=`lowercase $DistroBasedOn`
        readonly OS
        readonly DIST
        readonly DistroBasedOn
        readonly PSUEDONAME
        readonly REV
        readonly KERNEL
        readonly MACH
    fi

fi

echo "You are using $OS"
if [ "${OS}" = "linux" ] ; then
	echo "Linux distro: $DIST"
fi