Re: Git help please - checking out old commit doesn't find lib/gnulib.mk.in.

[Óscar Fuentes]

Alan Mackenzie <address@hidden> writes:

> Why can Emacs not have a reliable way of cleaning up configuration and
> build products (and _only_ these) such that a clean build can then be
> done?

How the Emacs build system could know the products generated of the
future? Because this is the problem you faced.