quickbuild.sh

#!/bin/bash

# Script to do a quick and dirty default build of LessLinux Standard
# paths are used. Stage02 is built with four threads. An ext4
# or btrfs mounted disk at /mnt/archiv or /mnt/archiv/LessLinux is 
# expected. 
#
# If the partition is not present, you are prompted to mount.
# 
# If no swap is present, you are prompted to add some swap. 

if [ ` id -u ` -gt 0 ] ; then
	echo "Please run this script as root!"
	exit 1
fi

mounted=""
mountpoint -q /mnt/archiv && mounted="/mnt/archiv"
mountpoint -q /mnt/archiv/LessLinux && mounted="/mnt/archiv/LessLinux"
arch=` uname -m` 

if [ -z "$mounted" ] ; then 
	echo "Please mount an ext4 or btrfs formatted partition with sufficient space"
	echo "(40GB recommended) at /mnt/archiv or /mnt/archiv/LessLinux."
	echo -n "Then press Enter to continue - or press Ctrl+C to cancel"
	read mnt
	mounted=""
	mountpoint -q /mnt/archiv && mounted="/mnt/archiv"
	mountpoint -q /mnt/archiv/LessLinux && mounted="/mnt/archiv/LessLinux"
	if [ -z "$mounted" ] ; then
		echo "Sorry, no mountpoint found."
		exit 1
	fi
fi

if [ ` cat /proc/swaps | wc -l ` -lt 2 ] ; then
	echo "We recommend adding some swap."
        echo -n "Press enter to continue - or press Ctrl+C to cancel"
	read swap
fi

echo -n "How many threads do you wand to use? Default is 4: "
read numthreads
if [ "$numthreads" -gt 0 ] ; then 
	echo "Valid input..."
else
	numthreads=4
fi
echo -n "Do you want to build the unstable branch? Default is Yes: "
read unstbl
case $unstbl in
	[Nn]*)
		unstable=""
	;;
	*)
		unstable="-u"
	;;
esac

mkdir -p /mnt/archiv/LessLinux/llbuild
mkdir -p /mnt/archiv/LessLinux/src

if [ -f /mnt/archiv/LessLinux/llbuild/stage01.tar.xz ] ; then
	echo "Stage01 seems to be ready."
        echo -n "Press enter to continue - or press Ctrl+C to cancel"
        read sone
else
	echo "Building stage01 - please be patient."
	touch /mnt/archiv/LessLinux/llbuild/stage01.log
	Terminal --hide-menubar -T "LOG: stage01" -e "tail -f /mnt/archiv/LessLinux/llbuild/stage01.log" 2> /dev/null &
	if [ "$arch" = x86_64 ] ; then
		linux32 ruby -I. builder.rb -s 2,3 -n -l -t 4 $unstable --no-stracalyze --ignore-arch  >> /mnt/archiv/LessLinux/llbuild/stage01.log 2>&1
	else
		ruby -I. builder.rb -s 2,3 -n -l -t 4 $unstable --no-stracalyze --ignore-arch  >> /mnt/archiv/LessLinux/llbuild/stage01.log 2>&1 
	fi	
	echo '' >> /mnt/archiv/LessLinux/llbuild/stage01.log
	echo 'You might close the log.' >> /mnt/archiv/LessLinux/llbuild/stage01.log
fi

if [ -f /mnt/archiv/LessLinux/llbuild/stage01.tar.xz ] ; then
        echo "Stage01 seems to be ready."
	echo "Building stage02 - please be patient."
        touch /mnt/archiv/LessLinux/llbuild/stage02.log
        Terminal --hide-menubar -T "LOG: stage02" -e "tail -f /mnt/archiv/LessLinux/llbuild/stage02.log" 2> /dev/null &
        if [ "$arch" = x86_64 ] ; then
		linux32 ruby -I. builder.rb -s 1,3 -n -l -t 4 $unstable --no-stracalyze --ignore-arch  >> /mnt/archiv/LessLinux/llbuild/stage02.log 2>&1
	else
		ruby -I. builder.rb -s 1,3 -n -l -t 4 $unstable --no-stracalyze --ignore-arch  >> /mnt/archiv/LessLinux/llbuild/stage02.log 2>&1
        fi
	echo 'Done! Please check the log. Did everything succeed?'
	echo 'If it did: Read the instructions on how to build a bootable ISO image!'
else
	echo "Oops. Stage01 seems to have failed. Cannot build stage02."
fi