#!/bin/sh
# DTRM - Tries to detects which OS and distribution.

OS=`uname -s`
REV=`uname -r`
MACH=`uname -m`
UNM=`uname -a | awk '{print $2}'`

GetVersionFromFile()
{
        VERSION=`cat $1 | tr "\n" ' ' | sed s/.*VERSION.*=\ // `
}

if [ "${OS}" = "SunOS" ] ; then
        OS=Solaris
        ARCH=`uname -p`
        OSSTR="${OS} ${REV}(${ARCH} `uname -v`)"
        PSUEDONAME=`cat /etc/release`

elif [ "${OS}" = "HP-UX" ] ; then
        OS="Hewlett Packard UNIX (HP-UX)"
        MACH=`/usr/bin/model`
        OSSTR="${OS} ${DIST} ${REV}(${PSUEDONAME} ${KERNEL} ${MACH})"

elif [ "${OS}" = "AIX" ] ; then
        OSSTR="${OS} `oslevel` (`oslevel -r`)"

elif [ "${OS}" = "Linux" ] ; then
        KERNEL=`uname -r`

        if [ -f /etc/redhat-release ] ; then
                DIST='RedHat'
                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
                DIST=`cat /etc/SUSE-release | tr "\n" ' '| sed s/VERSION.*//`
                REV=`cat /etc/SUSE-release | tr "\n" ' ' | sed s/.*=\ //`

        elif [ -f /etc/SuSE-release ] ; then
                DIST=`cat /etc/SuSE-release | tr "\n" ' '| sed s/VERSION.*//`
                REV=`cat /etc/SuSE-release | tr "\n" ' ' | sed s/.*=\ //`

        elif [ -f /etc/mandrake-release ] ; then
                DIST='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
                DIST="Debian `cat /etc/debian_version`"
                REV=""
        fi

        if [ -f /etc/UnitedLinux-release ] ; then
                DIST="${DIST}[`cat /etc/UnitedLinux-release | tr "\n" ' ' | sed s/VERSION.*//`]"
        fi

        if [ "${UNM}" = "OpenWrt" ] ; then
                DIST="OpenWrt"
                PSUEDONAME="OpenWrt Embedded Linux - BusyBox"
                REV=""
        fi

        OSSTR="${OS} ${DIST} ${REV}(${PSUEDONAME} ${KERNEL} ${MACH})"

fi

echo ${OSSTR}