#=----------------------------------------------------------------------------=#
#                            GNU GPL OS/K                                      #
#                                                                              #
#   Desc:       Grub installation script for the OS/K image                    #
#                                                                              #
#                                                                              #
#   Copyright © 2018-2019 The OS/K Team                                        #
#                                                                              #
#   This file is part of OS/K.                                                 #
#                                                                              #
#   OS/K is free software: you can redistribute it and/or modify               #
#   it under the terms of the GNU General Public License as published by       #
#   the Free Software Foundation, either version 3 of the License, or          #
#   any later version.                                                         #
#                                                                              #
#   OS/K is distributed in the hope that it will be useful,                    #
#   but WITHOUT ANY WARRANTY# without even the implied warranty of             #
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              #
#   GNU General Public License for more details.                               #
#                                                                              #
#   You should have received a copy of the GNU General Public License          #
#   along with OS/K.  If not, see <https://www.gnu.org/licenses/>.             #
#=----------------------------------------------------------------------------=#

#Color codes
CL='\033[0;32m'
CL2='\033[1;36m'
CL3='\033[0m'
NC='\033[1;37m'

set -e #exit if error

echo ${CL2}[grub-install.sh]${NC} Mouting image... 		\(losetup\)${CL3}
## Prepare Mount
sudo losetup -D > /dev/null
sudo losetup /dev/loop0 $1 > /dev/null # mounting the device block
sudo losetup /dev/loop1 $1 -o 1048576 > /dev/null #mounting the logical partition

echo ${CL2}[grub-install.sh]${NC} Mounting volume... 		\(mount\)${CL3}
## Mount
sudo mount /dev/loop1 $2 > /dev/null

echo ${CL2}[grub-install.sh]${NC} Installing grub... 		\(grub-install\)${CL3}
## Install grub
sudo grub-install -V
sudo grub-install --target=i386-pc --debug --root-directory=$2 --boot-directory=$2/boot  --no-floppy --modules="part_msdos biosdisk fat multiboot configfile" /dev/loop0 2> grub.log

echo ${CL2}[grub-install.sh]${NC} Copying grub.cfg
sudo cp $3 $2/boot/grub/grub.cfg > /dev/null

echo ${CL2}[grub-install.sh]${NC} Sync image... 		\(sync\)${CL3}
sync

echo ${CL2}[grub-install.sh]${NC} Unmounting volume... 		\(umount\)${CL3}
sudo umount /dev/loop1 > /dev/null

echo ${CL2}[grub-install.sh]${NC} Unmounting image... 		\(losetup\)${CL3}
sudo losetup -D > /dev/null

echo ${CL2}[grub-install.sh]${CL} Terminated without error. See grub.log for more informations.${CL3}