Re: Compute dependencies from target name

[Kaz Kylheku (gmake)]

On 2020-12-13 13:06, Stefan Monnier wrote:
> > > I'm trying to make a rule along the following lines:
> > >     packages/%.tar.gz : $(shell find packages/% -name '*.el' -print |
> > > sed 's/\.el/.elc/')
> > >         tar -zcf packages/$*.tar.gz packages/$*
> > I'd say this is wrongheaded, because you're saying that the materials
> > which belong to this package, for the purposes of computing this
> > tarball, consist of whatever .el files are scattered in the directory
> > tree of that package.
>
> This example was just to explain the kind of situation in which I am.
> The details of my situation are a bit different, but yes: I do want to
> take "whatever is there" because my makefile is used to maintain/build
> arbitrary Emacs Lisp packages from a clone of their Git repository.

I see. By the way, if it always is a git clone directory, then

   git ls-files '*.el'

can be run in the repo to ferret out the paths of .el files from the
git index.