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Re: How to use m4_require with arguments?

From: Paolo Bonzini
Subject: Re: How to use m4_require with arguments?
Date: Thu, 16 Oct 2008 15:30:58 +0200
User-agent: Thunderbird (Macintosh/20080914)

>> 1) that this requires a contract between the macros: if the definition
>> uses m4_provide([$0($@)]), the caller should use m4_require_with_args;
>> otherwise, it should use m4_require.
> Perhaps we could redefine m4_require to always supply () (equivalent to 1
> empty argument)

... And m4_defun to always do m4_provide([$0($@)]).

> then require that any m4_defun'd macro behave the same
> with no arguments as it does with one empty argument.

Do you think this is sensible?  (I don't have enough experience to judge).

> Would that allow the caller could get away with either style of require?

Yes, I think so.


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