mkdir 'dir1'
echo '$(info $(MAKECMDGOALS))' > 'dir1/Makefile.omk'
cat > 'dir1/Makefile' <<'EOF'
%:
	echo $(@) in dir1
EOF
cat > 'config.omk-default' <<EOF
# Start of OMK config file
# This file should not be altered manually
# Overrides should be stored in file config.omk

# Config for dir1/
# Config for dir2/
# Config for dir3/
# Config for 
EOF
echo 'SUBDIRS=dir1 dir2 dir3' > 'Makefile.omk'
mkdir 'dir2'
echo '$(info $(MAKECMDGOALS))' > 'dir2/Makefile.omk'
cat > 'dir2/Makefile' <<EOF
%:
	echo $(@) in dir2
EOF
mkdir 'dir3'
echo '$(info $(MAKECMDGOALS))' > 'dir3/Makefile.omk'
cat > 'dir3/Makefile' <<EOF
%:
	echo $(@) in dir3
EOF