Dealing with scripts that produce multiple files in make

[DamienIrving]

My script remove_drift.py presents a unique challenge to make because it outputs a number of files. At the moment it's fine (there are other dependencies that make everything update correctly), but the final comment in this post proposes a proxy timestamp file, which sounds useful.

http://stackoverflow.com/questions/14914870/making-multiple-files-from-multiple-files-with-one-command-in-gnu-make