#!/bin/bash

source colors.sh

export LFS="$1"

if [[ -f chrootprepared ]]; then
	printf "%b" "  ${IRED}CHROOT ${IGRN}already prepared\n${RST}"
	exit 0
fi

if [[ -z "${LFS}" ]]; then
	printf "%b" "${RED}Require first argument as path to LFS build!${RST}\n"
	exit 1
fi

if [[ "${USER}" == "root" ]]; then
	printf "%b" "${GRN}Changing ownership to root...${RST}\n"
	{
	chown -Rv root:root "${LFS}"/bin
	chown -Rv root:root "${LFS}"/etc
	chown -Rv root:root "${LFS}"/lib
	chown -Rv root:root "${LFS}"/sbin
	chown -Rv root:root "${LFS}"/tools
	chown -Rv root:root "${LFS}"/usr
	chown -Rv root:root "${LFS}"/var

	case $(uname -m) in
		x86_64) chown -Rv root:root "${LFS}"/lib64 ;;
	esac
} >"${LFS}"/sources/log/preparechroot.log 2>&1

	printf "%b" "${GRN}Creating virtual kernel filesystem mountpoints...${RST}\n"
	{
	mkdir -pv "${LFS}"/dev
	mkdir -pv "${LFS}"/proc
	mkdir -pv "${LFS}"/run
	mkdir -pv "${LFS}"/sys
} >>"${LFS}"/sources/log/preparechroot.log 2>&1

	printf "%b" "${GRN}Creating initial device nodes...${RST}\n"
	{
	mknod -m 600 "${LFS}"/dev/console c 5 1
	mknod -m 666 "${LFS}"/dev/null c 1 3
} >>"${LFS}"/sources/log/preparechroot.log 2>&1
	
	source mountvirtfs.sh

	touch chrootprepared

else
	printf "%b" "${RED}preparechroot.sh must be ran as ${YLW}root${RED} user!${RST}\n"
fi