echo >&2 "FATAL: --build-version '$2' is invalid, must match pattern ^[0-9]+\.[0-9]+\.[0-9]+(\.[0-9]+|)(~rc[0-9]+|~dev[0-9]+|)-[0-9]+$"
exit 1
else
+ [[ "$2" =~ (.*)-(.*) ]]
ARVADOS_BUILDING_VERSION="${BASH_REMATCH[1]}"
ARVADOS_BUILDING_ITERATION="${BASH_REMATCH[2]}"
fi