setup.sh

#!/bin/bash

###############################################################
# Function: Auto-generate root CMakeLists.txt and Kconfig according to manifest.xml.
###############################################################

cmake_file="$PWD/CMakeLists.txt"
kconfig_file="$PWD/Kconfig"
exclude_dir="products"
special_dirs="arch soc boards"
drivers_dir="drivers"
third_party_dir="third_party"
dir=$PWD

if [ -n "$1" ]; then
	file_name=$1
else
	file_name="default.xml"
fi

while : ; do
	if [[ -n $(find $dir/.repo -name $file_name) ]]; then
		manifest_file=`find $dir/.repo -name $file_name`
		break
	fi
	dir=`dirname $dir`
	mountpoint -q $dir
	[ $? -eq 0 ] && break;
done

if [ -f $dir/CMakeLists.txt ] && [ $manifest_file -ot $dir/CMakeLists.txt ]; then
	exit 0
fi

if [ ! -f $manifest_file ]; then
	echo "No such file: $file_name"
	exit 1
fi


if [ ! -f $dir/CMakeLists.txt ]; then
	echo "CMakeLists.txt and Kconfig Generated"
elif [ $manifest_file -nt $dir/CMakeLists.txt ]; then
	echo "CMakeLists.txt and Kconfig Updated"
fi

cat <<EOF > $cmake_file
enable_language(C CXX ASM)

EOF

cat <<EOF > $kconfig_file
EOF

absolute_prj_dir=$dir
if [[ $absolute_prj_dir == $PWD ]] ; then
	pattern="path="
else
	relative_prj_dir=`echo ${PWD#*${absolute_prj_dir}/}`
	pattern="path=\"${relative_prj_dir}/"
fi

while IFS= read -r line
do
	keyline=`echo "$line" | grep 'path=.* name='`
	for keyword in $keyline; do
		if [[ $keyword == path=* ]]; then
			repo_path=`echo ${keyword#*${pattern}} | sed 's/\"//g'`

			if [[ $repo_path == $drivers_dir* ]] || [[ $repo_path == $third_party_dir* ]]; then
				category=`echo $repo_path | sed 's/_/ /g'`
			else
				category=`dirname $repo_path`
			fi

			if [[ $repo_path == $exclude_dir/* ]]; then
				continue
			fi

			# exclude other ARCH dirs
			case $special_dirs in
				*"$category"*) arch=`basename $repo_path`
					       if [ "$arch" == "$ARCH" ]; then
							cmake_path="$category/\${ARCH}"
							kconfig_path="$category/\$(ARCH)"
					       else
							continue
					       fi;;
				* ) cmake_path=$repo_path
				    kconfig_path=$repo_path;;
			esac

			# Generate root CMakeLists.txt
			if [ -f $repo_path/CMakeLists.txt ]; then
				echo "add_subdirectory($cmake_path)" >> $cmake_file
			fi

			# Generate root Kconfig
			if [ -f $repo_path/Kconfig ]; then
				if [ "$last_category" != "$category" ]; then
					if [ -n "$last_category" ]; then
						echo -e "endmenu\n" >> $kconfig_file
					fi
					echo "menu \"${category^} Options\"" >> $kconfig_file
				fi

				echo "source \"$kconfig_path/Kconfig\"" >> $kconfig_file
				last_category=$category
			fi
			break;
		fi
	done
done < "$manifest_file"

echo "endmenu" >> $kconfig_file