# YP DevDay Class - 2017 Prague
#   image based on Ubuntu-17.04

SCRATCHDIR="/scratch"
POKYDIR="${SCRATCHDIR}/poky"
DLDIR="${SCRATCHDIR}/downloads"
CACHEDIR="${SCRATCHDIR}/sstate-cache"
PROJECTDIR="${POKYDIR}/build"
SRCDIR="${SCRATCHDIR}/src"
SDKDIR="${SCRATCHDIR}/sdk/qemuarm"

# Initial manual host prep
sudo mkdir /scratch
sudo chown ilab01 /scratch/
mkdir $POKYDIR
mkdir $DLDIR
mkdir $CACHEDIR
mkdir $POKYDIR
mkdir $PROJECTDIR
mkdir $SDKDIR

# Update VI to make cursor keys happy
echo "set nocompatible" > ~/.vimrc

# Update host to support Toaster
sudo apt-get install tzdata

# Update host for Kernel Module class
sudo apt-get install tree

# Add source content
cd $SRCDIR
# SCP "ypdd_prague_src.tar" from your host to here
# tar -xf ypdd_prague_src.tar


# Prepare the qemuarm project in a clean sub-shell
cd $POKYDIR
(
source $POKYDIR/oe-init-build-env $PROJECTDIR
echo "MACHINE = \"qemuarm\"" >> conf/local.conf
echo "SSTATE_DIR = \"$CACHEDIR\"" >> conf/local.conf
echo "DL_DIR = \"$DLDIR\"" >> conf/local.conf
echo "IMAGE_INSTALL_append = \" gdbserver openssh libstdc++\"" >> conf/local.conf
# Add for Userspace class
echo "EXTRA_IMAGE_FEATURES ?= \"debug-tweaks dbg-pkgs dev-pkgs package-management\"" >> conf/local.conf
# Build it!
bitbake core-image-base
)

# Prepare the eSDK
cd $POKYDIR
source $POKYDIR/oe-init-build-env $PROJECTDIR
# Build it
bitbake core-image-base -c populate_sdk_ext
# Extract it
esdk="`ls $QEMUDIR/tmp/deploy/sdk/*-ext-*.sh`"
esdk="`basename $esdk`"
if [ -n "$esdk" ] ; then
	# Extract the eSDK in a clean sub-shell
	cd $PROJECTDIR/tmp/deploy/sdk/
	(
	./poky-glibc-x86_64-core-image-base-armv5e-toolchain-ext-2.4.sh -d $SDKDIR -y
	# Prepare the eSDK
	cd $SDKDIR
	. environment-setup-armv5e-poky-linux-gnueab
	devtool build-image
	)
else 
	echo "ERROR: No eSDK found"
fi