install.sh

#!/bin/bash

echo "-----------------------------------------------------------------------------"
echo "         -------------------- RUNIX INSTALLER --------------------"
echo "-----------------------------------------------------------------------------"

echo "1. Make sure you have free unmounted hard drive with partition of minimum size 1GB and ext4 filesystem"
echo "2. ./install.sh [PARTITON] [KERNEL VERSION]"
echo " "

if [[ "$1" != "" ]]; then
    PARTITON="$1"
else
    PARTITON=.
fi

if [[ "$2" != "" ]]; then
    KERNEL="$2"
else
    KERNEL=.
fi

echo "Selected partion is: '" + $PARTITON
echo "Selected kernel version is: '" + $KERNEL

echo "Do you want to continue (use this program on your risk) (y/n)? "
old_stty_cfg=$(stty -g)
stty raw -echo ; answer=$(head -c 1) ; stty $old_stty_cfg # Careful playing with stty
if echo "$answer" | grep -iq "^y" ;then
    echo " "
    echo "Starting..."
else
    echo " "
    echo "Exiting..."
    exit
fi

cd /mnt
mkdir Runix
mount $PARTITON Runix
cd Runix
rm -rf lost+found/
mkdir -pv ./{bin,sbin,etc,lib,lib64,var,dev,proc,sys,run,tmp}
mknod -m 600 ./dev/console c 5 1
mknod -m 606 ./dev/null c 1 3
mkdir boot
cd boot
cp /boot/vmlinuz-$KERNEL .
cp /boot/initrd.img-$KERNEL .
grub-install $PARTITON --skip-fs-probe --boot-directory=/mnt/Runix/boot
cd grub
curl -o grub.cfg https://gist.githubusercontent.com/Andrej123456789/8aa6832e85f5eaf16d4f3c1a55def327/raw/d6ff4b4abe65e088a52642c99a5b6db6e55b15d3/grub.cfg
echo "PLEASE UPDATE grub.cfg TO YOUR PARTITON AND KERNEL VERSION!"
cd ../../
mkdir src
cd src

echo "Installation is finished!"

echo "Do you want to download code (y/n)? "
old_stty_cfg=$(stty -g)
stty raw -echo ; answer=$(head -c 1) ; stty $old_stty_cfg # Careful playing with stty
if echo "$answer" | grep -iq "^y" ;then
    echo " "
    echo "Currently this program just download first part!"
    curl -o init.c https://raw.githubusercontent.com/rockytriton/LLD/main/linux_os/part1/src/init.c
    curl -o start.S https://raw.githubusercontent.com/rockytriton/LLD/main/linux_os/part1/src/start.S
    echo "Finished!"
    exit
else
    echo " "
    echo "Exiting..."
    exit
fi