We've got a few little helper programs that are used in the Toolchain WG to help things run smoothly. I've done a short write up on them here: https://wiki.linaro.org/WorkingGroups/ToolChain/Helpers
Ulrich, this is the build system I mentioned on the call. Scott/James/Mounir, it's not great, but this gives you an idea of the tools I'd like to hand over.
-- Michael