Re: make clean after mf changes

[James Lowe]

Dan,


On Mon, 14 Oct 2019 09:24:39 -0400, Dan Eble <address@hidden> wrote:

> The Contributor’s Guide says,
> 
> > Also, if you modify any font definitions in the mf/ directory then you must 
> > run make clean and make before running make test-redo. This will recompile 
> > everything, whether modified or not, and takes a lot longer. 
> 
> I assume the superficial explanation for requiring “make clean" here is that 
> the makefile dependencies are (or were) incomplete.  If you have deeper 
> knowledge, I’d appreciate being told anything that would shorten my 
> investigation into it.  “That’s old and shouldn’t be required anymore” or 
> “Fixing it is hopeless!” would also be helpful.

There are a number of mentions of why this is needed in the archives - I just 
have trouble finding them - however here is one thread

https://lists.gnu.org/archive/html/lilypond-devel/2011-04/msg00054.html

I hope that means more to you than me and is helpful.

James