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Re: preparation for expand-before-require warning

From: Paolo Bonzini
Subject: Re: preparation for expand-before-require warning
Date: Wed, 21 Jan 2009 14:47:36 +0100
User-agent: Thunderbird (Macintosh/20081209)

> Or maybe you are implying one step even further, where AC_REQUIRE becomes
> optional, and all zero-argument defun'd macros are implicitly required,

... instead of expanded in the output flow (unless at toplevel) ...

> with no effort from the user?

Yes, like that, though not automagically.  You'd have do use a separate
macro to define these AC_REQUIRE-only macros (which could actually be
m4_defun_once itself).

> But all of this seems like it should
> probably be delayed to post-2.64.



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