GNU bug report logs - #15880
Compute C declarations for DEFSYMs automatically.

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Package: emacs;

Reported by: Paul Eggert <eggert <at> cs.ucla.edu>

Date: Wed, 13 Nov 2013 00:35:02 UTC

Severity: wishlist

Tags: patch

Done: Paul Eggert <eggert <at> cs.ucla.edu>

Bug is archived. No further changes may be made.

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Message #17 received at 15880 <at> debbugs.gnu.org (full text, mbox):

From: Paul Eggert <eggert <at> cs.ucla.edu>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: 15880 <at> debbugs.gnu.org
Subject: Re: bug#15880: Compute C declarations for DEFSYMs automatically.
Date: Tue, 12 Nov 2013 21:12:21 -0800

Stefan Monnier wrote:
> this creates a "big single file
> dependency", so addition/removal of a DEFSYM somewhere causes
> recompilation of all files.  Would it be possible to trick the deps/*
> rules so they pretend this file is not a dependency?

Possibly, but that would run into the opposite problem.
If you add or remove DEFVAR_LISP somewhere so that
the layout of struct emacs_globals changes, then
omitting the dependency and compiling some files
but not others would make Emacs misbehave badly.
This bug report was last modified 10 years and 131 days ago.

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