Andreas Enge <andreas@enge.fr> skribis:

> On Wed, Aug 28, 2013 at 11:09:40PM +0200, Ludovic Courtès wrote:
>> Please don’t do that: the build system purposefully avoids recursive
>> makefiles, to improve parallelism etc. (see
>> <http://miller.emu.id.au/pmiller/books/rmch/>.)
>
> I did it for two reasons:
> - It allows to type "make ps" and "make pdf" in the main directory,
>   instead of "cd doc; make pdf; cd ..".

Hmm, there was no Makefile in doc/, so how could “cd doc; make pdf” work?

> - It avoids clutter in the main directory (not checked this time, but I
>   think there were a few files guix.* then).

I just tried “make pdf” from 3d1b29a, and, surprise: it doesn’t do
anything.  :-)

Turns out that the “doc/guix.pdf:” line in Makefile.am annihilated the
built-in rule.  This is “fixed” with: