post-build.sh

#!/bin/bash

set -u
set -e

# Add an autologin console on tty1
if [ -e ${TARGET_DIR}/etc/inittab ]; then
    grep -qE '^tty1::' ${TARGET_DIR}/etc/inittab || \
	sed -i '/GENERIC_SERIAL/a\
tty1::respawn:-/bin/login -f beepy' ${TARGET_DIR}/etc/inittab
fi

# Add user to sudoers
if [ -e ${TARGET_DIR}/etc/sudoers ]; then
	if ! grep -qE '^beepy ALL' ${TARGET_DIR}/etc/sudoers; then
		chmod 700 ${TARGET_DIR}/etc/sudoers
		echo "beepy ALL=(ALL) NOPASSWD: ALL" >> ${TARGET_DIR}/etc/sudoers
		chmod 440 ${TARGET_DIR}/etc/sudoers
	fi
fi

# Add sgx group to /etc/group to silence boot error
SGX_GROUP="sgx:x:528:"
if [ -e ${TARGET_DIR}/etc/group ]; then
        if ! grep -qx "${SGX_GROUP}" ${TARGET_DIR}/etc/group; then
	        echo "${SGX_GROUP}" >> ${TARGET_DIR}/etc/group
	fi
fi

# Move nonessential init scripts to background
TARGET_INIT_D=${TARGET_DIR}/etc/init.d
SCRIPTS=$(find ${TARGET_INIT_D} -type f -regex "${TARGET_INIT_D}/S[1-9].*")
mkdir -p ${TARGET_INIT_D}/background
for script in $SCRIPTS; do
	mv $script ${TARGET_INIT_D}/background/
done

# Add AP config line to iwd init script
if [ -e ${TARGET_DIR}/etc/init.d/background/S40iwd ]; then
	grep -qE '^mkdir -p /var/lib/iwd' ${TARGET_DIR}/etc/init.d/background/S40iwd || \
		sed -i '/printf "Starting iwd:"/a\
mkdir -p /var/lib/iwd; cp /boot/wlan/*.psk /var/lib/iwd/ 2>/dev/null || :' \
			${TARGET_DIR}/etc/init.d/background/S40iwd
fi


# Create mount points and update fstab
mkdir -p ${TARGET_DIR}/boot
grep -qE "^/dev/mmcblk0p1  /boot" ${TARGET_DIR}/etc/fstab \
	|| echo "/dev/mmcblk0p1  /boot           vfat    defaults,noatime" \
		>> ${TARGET_DIR}/etc/fstab
mkdir -p ${TARGET_DIR}/home

# Fix direct symbol input by disabling convert-meta in libreadline config
if grep -qE '^# set convert-meta off$' ${TARGET_DIR}/etc/inputrc; then
	sed -i 's/^# set convert-meta off$/set convert-meta off/' \
		${TARGET_DIR}/etc/inputrc
elif ! grep -qE '^set convert-meta off$' ${TARGET_DIR}/etc/inputrc; then
	echo 'set convert-meta off' >> ${TARGET_DIR}/etc/inputrc
fi

# Pip requires source files to be available, Buildroot only installs pyc
for python_dir in ${TARGET_DIR}/usr/lib/python3.*; do
	if [ -d $python_dir/site-packages/pip ]; then

		for pip_dir in ${BUILD_DIR}/python-pip-*; do
			if [ -d $pip_dir/src/pip ]; then
				pushd $pip_dir/src/pip
				find . -type f -name \*.py -exec \
					install -D {} $python_dir/site-packages/pip/{} \;
				popd
			fi
		done
	fi
done