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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.help
Subject: Re: Source file '.../killer-source.el' newer than byte-compiled file
Date: Wed, 24 Apr 2019 09:24:00 +0300
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> From: Emanuel Berg <moasenwood@zoho.eu>
> Date: Wed, 24 Apr 2019 00:42:42 +0200
> 
> Eli Zaretskii wrote:
> 
> >> a.el should hold it compilation until all
> >> its `require'd files are byte-compiled!
> >> 
> >> But how is that done?
> >
> > You can concoct Make rules for that
> 
> ... how? You mean manually?

That's one way, yes.  Works well for small numbers of dependent files.

> If so, I'm afraid that's totally out of the
> question, as I have 64 `provide's and 284
> `require's!

Then you could try writing a Lisp program to produce Make rules from
the "provide" and "require" lines.  Assuming you don't have
complications like 'eval-when-compile', 'eval-and-compile', etc.

> > but you will have trouble if you have
> > circular dependencies.
> 
> No, I don't have circular dependencies, and
> I don't think I can have them, either.
> Actually I'm gonna try that right now...
> 
> No, I can't:

Not easily, no.