bug#43532: [feature/native-comp] *.eln file name hashing algorithm doesn't seem to play nice with NATIVE_FULL_AOT and self-contained Emacs.app builds for macOS

[Andrea Corallo]

Jim Myhrberg <contact@jimeh.me> writes:

> Hi Andrea,
>
> I've just tested that branch, and I'm afraid it doesn't work. It
> starts native compiling cconv.el and others like before. Looking at
> the changes, I believe it's looking for "Emacs.app" within
> PATH_DUMPLOADSEARCH, which didn't actually contain that in my build
> directory, it was PATH_LOADSEARCH that did. So currently that branch
> doesn't find the bundled *.eln files even when the app is named
> "Emacs.app".
>
> And annoyingly we also need to support it if the user renames the app
> to something else, like "Emacs 28.app", or "Emacs Native.app", or even
> something crazy like "fooBar! LaLa.app".
>
> My knowledge of C is mostly non-existent, but in an effort to reduce
> the feedback loop and not take up too much of your time, I'll try some
> guess-based tweaks and see if I have any success :)
>
> Thanks again :)

Hi Jim,

apologies to a quick look I've inverted PATH_LOADSEARCH and
PATH_DUMPLOADSEARCH in the code :/

I've also addressed the *.app suggestion (yesterday I've missed your
mail).

Lets see if I got it right now.

Thanks

  Andrea