fdisk /dev/sda

wget http://thelocation1 http://thelocation2 http://thelocation3

cat skimpydog.gentoo-<date>.tar.bz2.* > skimpydog.gentoo.tar.bz2

tar xvpfj skimpydog.gentoo.tar.bz2 -C /

mount /dev/sda3 /mnt/gentoo
mount /dev/sda1 /mnt/gentoo/boot
mount -t proc none /mnt/gentoo/proc
mount -o bind /dev /mnt/gentoo/dev
chroot /mnt/gentoo
env-update
source /etc/profile

grub
find /boot/grub/stage1
root (hdX,X)
setup (hd0)
quit

hostname HostName-YouWant
vi /etc/conf.d/hostname

vi /etc/conf.d/net.eth{1,2,3...}
cd /etc/init.d/ ; ln -s net.lo net.{1,2,3}

eselect opengl list

[0] xorg-x11 *
[1] Nvidia
[2] mesa-cvs
[3] ati

eselect opengl set 0

passwd root

sh /root/add_user.sh

vi /home/skimpydog-gentoo-installer.sh

#!/bin/bash
# Written by skimpydog

selection=
until [ "$selection" = "00" ]; do
    echo ""
    echo "Ver 1"
    echo "skimpydog Gentoo Installer:"
    echo ""
    echo "Format"
    echo "-- 1 - fdisk"
    echo "Mount partitions to /mnt/gentoo"
    echo "-- 2 - Mount Disk(s) in /mnt/gentoo"
    echo "Gentoo Installation"
    echo "-- 3 - Merge downloaded *.tar.bz2.* parts into single *.tar.bz2 image (/mnt/gentoo/skimpydog.gentoo.tar.bz2)"
    echo "-- 4 - Decompress Image ~1hour (/mnt/gentoo/)"
    echo "Prepare environment"
    echo "-- 5 - Prep for chroot (chroot /mnt/gentoo)"
    echo "BackUp"
    echo "-- 20 - Mount BackUp Destination"
    echo "-- 21 - BackUp Profiles from a live system"
    echo "-- 22 - BackUp profiles from a system that you have mounted to /mnt/gentoo"
    echo "UnMount or prepare to reboot"
    echo "-- 01 - Attempt to unmount everything this script may have mounted!!"
    echo ""
    echo "00 - exit this installer"
    echo ""
    echo -n "Enter numeric selection: "
    read selection
    echo ""
    case $selection in
    1 ) fdisk -l ; echo "Choose a partition (ex. /dev/sda):" ;
    read disk ; fdisk $disk ; echo "be sure you make a <swap> partition" ;;
    2 ) mkdir -p /mnt/gentoo/boot ;
                echo "" ;
                echo "mkdir -p /mnt/gentoo/boot" ;
                echo "....." ;
        fdisk -l ;
        echo "Choose your '/' partition (ex. /dev/sda3):" ;
        read root ;
                mount $root /mnt/gentoo/ ;
                echo "" ;
                echo "mount $root /mnt/gentoo/" ;
    echo "Please confirm your '/boot' partition (ex /dev/sda1) :" ;
        read boot ;
                mount $boot /mnt/gentoo/boot/ ;
                echo "" ;
                echo "mount $boot /mnt/gentoo/boot/" ;;
    3 ) echo "Please enter the location of the downloaded skimpydog-gentoo compilation:"
        echo "example: /home/username/downloads/skimpydog-gentoo-download"
        read filelocation
        cat $filelocation/skimpydog.gentoo.tar.bz2.* > /mnt/gentoo/skimpydog.gentoo.tar.bz2 ;;
    4 ) tar xvfjp /mnt/gentoo/skimpydog.gentoo.tar.bz2 -C /mnt/gentoo/ ;;
    5 ) mount -t proc none /mnt/gentoo/proc ;
                echo "" ;
                echo "mount -t proc none /mnt/gentoo/proc" ;
        mount -o bind /dev /mnt/gentoo/dev ;
                echo "mount -o bind /dev /mnt/gentoo/dev" ;
        echo "After you chroot /mnt/gentoo, be sure to issue the following commands:" ;
                echo "" ;
                echo "env-update" ;
                echo "source /etc/profile" ;;
    20 )  echo "BackUp - Please note:";
                echo "";
                echo "When performing the BackUp Operation, there are a few constraints that should be noted, and understood.";
                echo "";
                echo "1: The BackUp location (where you are backing up to) should have MORE diskspace available than the entire size of the /home [partition|directory].";
                echo "2: You may BackUp to a Hard Disk, or USB device as long as it is larger than '/home' there should be no issues.";
                echo "-- it would be a wise idea to NOT have the BackUp destination as a drive you wish to format, or destroy";
                echo "This script will attempt to mount your BackUp destination to /mnt/BackUp";
                echo "";
                echo "Total Size of '/home'";
                echo "This may take a moment to calculate...";
                du -hs /home;
                echo "";
                echo "Available partitions:";
                        fdisk -l;
                echo "Please choose a partition to mount for your BackUp destination:";
                read BackUpDestination;
                echo "mkdir /mnt/BackUp";
                        mkdir /mnt/BackUp;
                echo "mount $BackUpDesination /mnt/BackUp";
                        mount $BackUpDesination /mnt/BackUp;;
    21 )  echo "Copy profiles" from live system?;
                echo "Copying /etc/{passwd,group,shadow,gshadow}" to /mnt/BackUp;
                cp /etc/passwd /mnt/BackUp/passwd;
                cp /etc/group /mnt/BackUp/group;
                cp /etc/shadow /mnt/BackUp/shadow;
                cp /etc/gshadow /mnt/BackUp/gshadow;
                tar cvpjf /mnt/BackUp/home-BackUp.tar.bz2 /mnt/home;;
    22 ) ;;
    01 ) echo "umount everything this script provides:";
                umount /mnt/gentoo/boot ;
                umount /mnt/gentoo/proc;
                umount /mnt/gentoo/dev;
                umount /mnt/gentoo/sys;
                umount /mnt/gentoo;
                umount /mnt/BackUp;;
    00 ) exit ;;
    * ) echo "Please choose an option:"
    esac
done

sh /home/skimpydog-gentoo-installer.sh

 * If after the udev update removable devices or CD/DVD drives
 * stop working, try re-emerging HAL before filling a bug report
 * 
 * persistent-net does assigning fixed names to network devices.
 * If you have problems with the persistent-net rules,
 * just delete the rules file
 * 	rm /etc/udev/rules.d/70-persistent-net.rules
 * and then reboot.
 * 
 * This may however number your devices in a different way than they are now.