sbp/scalable — comment on commit 01d8d97a6d34b309699d4ad0e64f195219f34776
File: Makefile line 52
By nslater:

You shouldn't set a dependency here, because the rule does not depend on the the last updated time of the file.

Also, it's a matter of style, but I would define a variable close to the top of the file, like:

```
makefile = $(lastword $(MAKEFILE_LIST))
```