#!/bin/sh

## live-build(7) - System Build Scripts
## Copyright (C) 2006-2015 Daniel Baumann <mail@daniel-baumann.ch>
##
## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
## This is free software, and you are welcome to redistribute it
## under certain conditions; see COPYING for details.


set -e

# Including common functions
[ -e "${LIVE_BUILD}/scripts/build.sh" ] && . "${LIVE_BUILD}/scripts/build.sh" || . /usr/lib/live/build.sh

# Setting static variables
DESCRIPTION="$(Echo 'installs grub-pc into binary')"
HELP=""
USAGE="${PROGRAM} [--force]"

Arguments "${@}"

# Reading configuration files
Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
Set_defaults

if In_list "${LIVE_IMAGE_TYPE}" hdd netboot; then
	exit 0
fi

Check_Any_Bootloader_Role "grub-pc"

Echo_message "Begin installing grub-pc..."

# Requiring stage file
Require_stagefile .build/config .build/bootstrap

# Checking stage file
Check_stagefile .build/binary_grub

# Checking lock file
Check_lockfile .lock

# Creating lock file
Create_lockfile .lock

# Check architecture
Check_architectures amd64 i386
Check_crossarchitectures

# Checking depends
Check_package chroot /usr/bin/grub-mkimage grub-pc

# Restoring cache
Restore_cache cache/packages.binary

# Installing depends
Install_package

# Setting destination directory
case "${LIVE_IMAGE_TYPE}" in
	hdd*|netboot)
		Echo_warning "Bootloader in this image type not yet supported by live-build."
		Echo_warning "This would produce a not bootable image, aborting (FIXME)."
		exit 1
	;;
esac

Check_multiarchitectures

# Copying templates
mkdir -p binary/boot/grub/i386-pc

case ${LIVE_IMAGE_TYPE} in
	iso*)
		FILES="chroot/usr/lib/grub/i386-pc/*.mod chroot/usr/lib/grub/i386-pc/*.lst chroot/usr/lib/grub/i386-pc/efiemu??.o chroot/usr/share/grub/*.pf2"
		;;

	hdd*|tar)
		FILES="chroot/usr/lib/grub/i386-pc/*"
		;;
esac

if [ "${LB_BUILD_WITH_CHROOT}" = "false" ]
then
	FILES="$(echo ${FILES} | sed -e 's|chroot||g')"
fi

# We rely on: binary_loopback_cfg to generate grub.cfg and other configuration files

# Copying grub
cp ${FILES} binary/boot/grub/i386-pc

# Saving cache
Save_cache cache/packages.binary

# Removing depends
Remove_package

# Creating stage file
Create_stagefile .build/binary_grub