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Re: manywarnings for C++

From: Bruno Haible
Subject: Re: manywarnings for C++
Date: Mon, 07 Aug 2017 17:12:23 +0200
User-agent: KMail/5.1.3 (Linux/4.4.0-83-generic; KDE/5.18.0; x86_64; ; ) 
Reuben Thomas wrote:
> the ability to AC_DEFUN a
> macro with a particular argument, as in:​
> 
> ​AC_DEFUN([gl_UNKNOWN_WARNINGS_ARE_ERRORS(C)],​
> 
> so that it is possible to AC_REQUIRE such a macro.

The '(C)' part is not an argument to the function. It's part of the
function name. By convention, such a function name is used to indicate the
implementation of an autoconf macro for a particular _AC_LANG value.

Bruno
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