emacs breakage on 10.6

[Ryan Schmidt]

On Dec 10, 2009, at 19:02, Jeremy Lavergne wrote:

>>> You don't need a metaport, assuming all of these emacs ports install a common file (perhaps ${prefix}/bin/emacs?). Simply rewrite the dependency "path:bin/emacs:emacs".
>> 
>> They don't -- that's the problem. The emacs-app ports install
>> themselves entirely into /Applications/MacPorts/Emacs.app.

Then how would a port that wanted to depend on emacs know where emacs is, if the different ports don't put them in the same place?

> Looks like it's time to add another hierarchy test to Macports.
> appdir:Emacs.app:emacs

No need: use "path:${applications_dir}/Emacs.app:emacs-app".